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Table of Contents

Switch show Commands

Switch show Commands

This chapter describes the show commands used in the Catalyst 5000 series switch CLI. For a summary of the switch CLI commands, refer to the "Switch Command Quick Reference " chapter. For more information about the switch CLI, refer to the "Switch Command-Line Interface" chapter.

Other commands are described elsewhere in this publication:

Switch CLI:

ATM module CLI:

show alias

Use the show alias command to display a listing of defined command aliases.

show alias [name]
Syntax Description
name (Optional) Name of the alias to be displayed. If name is not specified, all defined aliases are displayed.
Default

This command has no default setting.

Command Type

Switch command.

Command Mode

Normal.

Example

This example shows how to display all aliases:

Console> (enable) show alias
shint           show interface
cc              clear config
shf             show flash
sip             show ip route
Console> (enable)
Related Commands

clear alias
session
set alias

show arp

Use the show arp command to display the ARP table.

show arp [noalias]
Syntax Description
noalias (Optional) Keyword that forces the display to show only IP addresses, not IP aliases.
Default

This command has no default setting.

Command Type

Switch command.

Command Mode

Normal.

Example

This example shows how to display the ARP table:

Console> show arp
ARP Aging time = 1200 sec
strauss-fddi    at 00-40-0b-40-40-8f
198.133.219.209 at 00-40-0b-40-cc-31
198.133.219.40  at 08-00-20-08-f1-ac
Console>
Usage Guideline

"ARP Aging time" is the period of time after which an ARP entry is removed from the ARP table. This value is set using the set arp agingtime command. The remaining lines of the display show mappings of IP addresses (or IP aliases) to MAC addresses.

Related Commands

clear arp
set arp

show boot


Note This command applies only to the Supervisor Engine III. If you attempt to run this command on a Supervisor Engine I or II, you will receive an error message.

Use the show boot command to display the contents of the BOOT and BOOTLDR environment variables, and the configuration register setting.

show boot [mod_num]
Syntax Description
mod_num Module number of the supervisor engine containing the Flash device.
Command Type

Switch command.

Command Mode

Normal.

Usage Guideline

This command can only be used with a Supervisor Engine III.

Example

This example shows how to use the show boot command:

Console> show boot
BOOT variable = slot0:cat5k_r47_1.cbi;slot0:cat5k_r47_2.cbi;slot1:cat5k_r47_3.cbi;
BOOTLDR variable = bootflash:cat5k_r47_boot.cbi
Configuration register is 0x10F
break: disabled
ignore-config: disabled
console baud: 9600
boot: image specified by the boot system commands
Console>
Related Command

clear boot

show bridge

Use the show bridge command to display bridge information.

show bridge
Syntax Description

This command has no arguments or keywords.

Default

This command has no default setting.

Command Type

Switch command.

Command Mode

Normal.

Example

This example shows how to display bridge information:

Console> (enable) show bridge
APaRT Enabled
FDDICHECK Enabled
IP fragmentation Enabled
Default IPX translations:
    FDDI SNAP  to Ethernet     8023raw
    FDDI 802.2 to Ethernet     8023raw
    Ethernet 802.3 Raw to FDDI snap
Console> (enable)

Table 8-1 describes the fields in the show bridge output.


Table  8-1: show bridge Command Output Fields
Field Description
APaRT Enabled Indicates whether APaRT is enabled or disabled.
FDDICHECK Enabled Indicates whether FDDICHECK is enabled or disabled.
IP fragmentation Enabled Indicates whether IP fragmentation is enabled or disabled.
Default IPX translations Shows the default method for translating IPX packets across various media.
Related Commands

set bridge ipx 8022toether
set bridge ipx 8023rawtofddi
set bridge ipx snaptoether
set ip dns domain

show cam

Use the show cam command to display the CAM table.

show cam [count]{dynamic | static | permanent | system} [vlan]
show cam
{dynamic | static | permanent} mod_num/port_num
show cam
mac_addr [vlan]
Syntax Description
count (Optional) Displays only the port counters.
dynamic Keyword used to display dynamic CAM entries.
static Keyword used to display static CAM entries.
permanent Keyword used to display permanent CAM entries.
system Keyword used to display system CAM entries.
vlan (Optional) Number of the VLAN. If a VLAN is not specified, all VLANs are displayed.
mod_num Number of the module.
port_num Number of the port.
mac_addr MAC address.
Default

This command has no default setting.

Command Type

Switch command.

Command Mode

Normal.

Example

This example shows how to display dynamic CAM entries for VLAN 1:

Console> (enable) show cam dynamic 1
VLAN  Destination MAC      Destination Ports or VCs
----  ------------------   ----------------------------------------------------
1     00-40-0b-60-cd-96    1/1
1     00-40-0b-b0-0b-8e    1/1
1     00-40-0b-60-d7-3c    1/1
1     00-00-0c-35-7f-42    1/1
Matching CAM Entries = 4
Console> (enable)
Related Commands

clear cam
set cam
show config
show cam agingtime

show cam agingtime

Use the show cam agingtime command to display CAM aging time information for all configured VLANs.

show cam agingtime
Syntax Description

This command has no arguments or keywords.

Default

This command has no default setting.

Command Type

Switch command.

Command Mode

Normal.

Example

This example shows how to display CAM aging time information:

Console> (enable) show cam agingtime
VLAN   1 aging time = 300 sec
VLAN   3 aging time = 300 sec
VLAN   5 aging time = 300 sec
VLAN   9 aging time = 300 sec
VLAN 100 aging time = 300 sec
VLAN 200 aging time = 300 sec
VLAN 201 aging time = 300 sec
VLAN 202 aging time = 300 sec
VLAN 203 aging time = 300 sec
Console> (enable) show config
Related Commands

clear cam
set cam
show cam

show cdp

Use the show cdp command to display CDP information.

show cdp neighbors [mod_num[/port_num]] [detail]
show cdp port
[mod_num[/port_num]]
Syntax Description
neighbors Keyword used to show CDP information for all Cisco products connected to the switch.
mod_num (Optional) Number of the module for which CDP information is displayed. If no module number is specified, CDP information for the entire switch is displayed.
port_num (Optional) Number of the port for which CDP information is displayed.
detail (Optional) Keyword used to show detailed information about neighboring Cisco products.
port Keyword used to show CDP port settings.
Default

This command has no default setting.

Command Type

Switch command.

Command Mode

Normal.

Examples

This example shows how to display CDP information about neighboring systems:

Console> (enable) show cdp neighbor 4
Capability Codes: R - Router, T - Trans Bridge, B - Source Route Bridge
                  S - Switch, H - Host, I - IGMP, r - Repeater
Port    Device-ID               Port-ID           Platform            Capability
------- ----------------------- ----------------- ------------------- ----------
4/1     001905905               4/1               WS-C5000            T S
4/1     062000101(CAT3)         9                 WS-C1201            S I
4/1     069000022               8/1               WS-C5500            T S
4/1     069000040               4/2               WS-C5500            T S
Console> (enable)

This example shows how to display detailed CDP information:

Console> (enable) show cdp neighbor 4 detail
Device-ID: 001905905
Device Addresses:
  IP Address: 172.16.25.140
Holdtime: 168 sec
Capabilities: TRANSPARENT_BRIDGE SWITCH
Version:
  WS-C5000 Software, Version McpSW: 2.2(4) NmpSW: 2.3(103-Eng)
  Copyright (c) 1995,1996 by Cisco Systems
Platform: WS-C5000
Port-ID (Port on Device): 4/1
Port (Our Port): 4/1
___________________________________________________________________________
Device-ID: 062000101(CAT3)
Device Addresses:
  IP Address: 172.16.25.212
Holdtime: 175 sec
Capabilities: SWITCH IGMP
Version:
  WS-C1201 Software, Version DmpSW: 4.26 NmpSW: 4.26
  Copyright (c) 1994,1995 by Cisco Systems
  DMP S/W compiled on Apr 18 1997 15:03:03
  NMP S/W compiled on Apr 18 1997 14:52:51
  System Bootstrap Version: 1.1
  Hardware Version: 3.0  Model: WS-C1201  Serial #: 062000101
  1 FDDI interface
  8 10BaseT interfaces
  4096K bytes of DRAM memory.
  1024K bytes of NMP FLASH memory.
  32K bytes of non-volatile configuration memory.
  Uptime is 8 days, 22 hours, 25 minutes
Platform: WS-C1201
Port-ID (Port on Device): 9
Port (Our Port): 4/1
Console> (enable)

This example shows how to display CDP information for port 1 on module 2:

Console> (enable) show cdp port 2/1
Port  CDP Status  Message-Interval
----  ----------  ----------------
2/1   enabled     60
Console> (enable)
Related Command

set cdp

show cgmp statistics

Use the show cgmp statistics command to display CGMP statistical information.

show cgmp statistics [vlan_num]
Syntax Description
vlan_num (Optional) VLAN number for which to display CGMP statistics.
Default

This command has no default setting.

Command Type

Switch command.

Command Mode

Normal.

Example

This example shows how to display CGMP statistics for VLAN 1:

Console> show cgmp statistics 1
CGMP enabled
 
CGMP statistics for vlan 1:
valid rx pkts received           48
invalid rx pkts received         0
valid cgmp joins received        23
valid cgmp leaves received       25
valid igmp leaves received       25
valid igmp queries received      22
igmp gs queries transmitted      25
igmp leaves transmitted          25
failures to add GDA to EARL      0
topology notifications received  0
Console> (enable) 
Related Commands

clear cgmp statistics
set cgmp

show config

Use the show config command to display the current system configuration.

show config
Syntax Description

This command has no arguments or keywords.

Default

This command has no default setting.

Command Type

Switch command.

Command Mode

Privileged.

Example

This example shows the (partial) contents of a configuration file:

Console> (enable) show config
...
.........
.........
.........
..........
.
begin
set password $1$FMFQ$HfZR5DUszVHIRhrz4h6V70
set enablepass $1$FMFQ$HfZR5DUszVHIRhrz4h6V70
set prompt cat19-lnf>
set length 24 default
set logout 20
set banner motd ^C
Welcome to the Cat 5000! ^C
!
#system
set system baud  9600
set system modem disable
set system name  Catalyst 5000
set system location San Jose, CA
set system contact  Susan x237
!
#snmpset snmp community read-only      public
set snmp community read-write     private
set snmp community read-write-all secret
set snmp rmon disable
set snmp trap disable module
set snmp trap disable chassis
set snmp trap disable bridge
set snmp trap disable repeater
set snmp trap disable vtp
set snmp trap disable auth
set snmp trap disable ippermit
!
#ip
set interface sc0 1 172.16.25.142 255.255.0.0 172.16.255.255
set interface sl0 0.0.0.0 0.0.0.0
set arp agingtime 1200
set ip redirect   enable
set ip unreachable   enable
set ip fragmentation enable
set ip route 0.0.0.0 172.16.1.201    1
set ip alias default         0.0.0.0
!
#Command alias
!
#vmps
set vmps tftpserver 1.1.1.1 vmps-config-database.1
set vmps state enable
!
#dns
set ip dns server 198.92.30.32 primary
set ip dns server 171.69.2.132
set ip dns enable
set ip dns domain cisco.com
!
#tacacs+
set tacacs server 171.69.195.110 primary
set tacacs attempts 3
set tacacs directedrequest disable
set tacacs timeout 5
set authentication login tacacs disable
set authentication login local enable
set authentication enable tacacs disable
set authentication enable local enable
!
#bridge
set bridge ipx snaptoether   8023raw
set bridge ipx 8022toether   8023
set bridge ipx 8023rawtofddi snap
!
#vtp
set vtp mode server
set vtp pruning disable
set vtp pruneeligible 2-1000
!
#spantree
#vlan 1
set spantree enable    1
set spantree fwddelay 15    1
set spantree hello    2     1
set spantree maxage   20    1
set spantree priority 32768 1
!
#cgmp
set cgmp enable
!
#syslog
set logging console enable
set logging server disable
set logging level cdp 2 default
set logging level cgmp 2 default
set logging level disl 5 default
set logging level dvlan 2 default
set logging level earl 2 default
set logging level fddi 2 default
set logging level ip 2 default
set logging level pruning 2 default
set logging level snmp 2 default
set logging level spantree 2 default
set logging level sys 5 default
set logging level tac 2 default
set logging level tcp 2 default
set logging level telnet 2 default
set logging level tftp 2 default
set logging level vtp 2 default
set logging level vmps 2 default
!
#ntp
set ntp broadcastclient disable
set ntp broadcastdelay 3000
set ntp client enable
set ntp server 172.16.21.83
set timezone PST -7 0
set summertime enable PSST
!
#permit list
set ip permit disable
!
#module 1 : 2-port 100BaseTX Supervisor
set module name    1
set vlan 1    1/1-2
set port enable     1/1-2
set port level      1/1-2  normal
set port duplex     1/1-2  half
set port trap       1/1-2  disable
set port name       1/1-2
set port security   1/1-2  disable
set port membership 1/1-2  static
set cdp enable   1/1-2
set cdp interval 1/1-2 60
set trunk 1/1  auto 1-1000
set trunk 1/2  auto 1-1000
set spantree portfast    1/1-2 disable
set spantree portcost    1/1-2 10
set spantree portpri     1/1-2 32
set spantree portvlanpri 1/1  0
set spantree portvlanpri 1/2  0
!

end
Console> (enable)
Related Commands

clear config
write

show fddi

Use the show fddi command to display the settings for FDDI and CDDI modules.

show fddi
Syntax Description

This command has no arguments or keywords.

Default

This command has no default setting.

Command Type

Switch command.

Command Mode

Normal.

Example

This example shows how to display the FDDI settings:

Console> show fddi 
Mod  SMT User-Data               T-Notify  TReq
---  --------------------------  --------  -------
2    Engineering                 30        165000
5    Marketing                   20        150000
 
Port   Tlmin     Ler-CutOff  Ler-Alarm
-----  --------  ----------  ---------
2/1    40        7           8
2/2    40        7           8
5/1    40        10          11
5/2    40        9           12
Console>

Table 8-2 describes the fields in the show fddi command output.


Table  8-2: show fddi Command Output Fields
Field Description
Mod Module number.
SMT User-Data Configured user-data string for the module.
T-Notify TNotify timer value for the FDDI module.
TReq TRequest value for the FDDI module.
Port Module and port number.
Tlmin TL_MIN value for the FDDI port.
Ler-CutOff LER-cutoff value for the FDDI port.
Ler-Alarm LER-alarm value for the FDDI port.
Related Commands

set fddi alarm
set fddi cutoff
set fddi tlmin
set fddi tnotify
set fddi treq
set fddi userdata

show fddicam

Use the show fddicam command to display the FDDI CAM table for a FDDI module.

show fddicam mod_num [fddi] [mac_addr]
Syntax Description
mod_num Number of the module.
fddi (Optional) Keyword that causes MAC addresses to be displayed in non-canonical format.
mac_addr (Optional) Specific MAC address for which to display FDDI CAM table information.
Default

This command has no default setting.

Command Type

Switch command.

Command Mode

Normal.

Example

This example shows how to display the FDDI CAM table for module 4:

Console> (enable) show fddicam 4
MAC Address        VLAN   Protocol Type
-----------------  ----   -------------
00-40-0b-d0-00-2b     1   FDDI
Total FDDI CAM entries = 1
Console> (enable)

Table 8-3 describes the fields in the show fddicam command output.


Table  8-3: show fddicam Command Output Fields
Field Description
MAC Address Shows the MAC address of the FDDI module.
VLAN Shows the VLAN that the MAC address was learned on.
Protocol Type Shows the protocol type learned for the MAC address.
Total FDDI CAM entries Shows the total number of FDDI CAM table entries found.
Related Commands

clear cam
set bridge fddicheck
show config

show flash

Use the show flash command to list Flash information, including file code names, version numbers, and sizes.

show flash [[m/]device:]
Syntax Description
m/ (Optional) Supervisor Engine III only: module number of the supervisor engine containing the Flash device.
device: (Optional) Supervisor Engine III only: valid devices include bootflash, slot0, and slot1.
Default

This command has no default setting.

Command Type

Switch command.

Command Mode

Normal.

Usage Guideline

The colon (:) is required between the word "device" and the specified device.

Example

This example shows how to list the Flash information for Supervisor Engines I or II:

Console> show flash
File            Version            Size (bytes)
--------------  -----------------  -------------
c5000 nmp       2.3(118)           1182823
      mcp       2.3                  26757
      lcp       2.3                  26933
      atm/fddi  2.3                  23994
      lcp 64k   2.3                  53067
      lcp 360   2.3(118)            122292
      lcp c5ip  2.3                  24133
fddi (Module 5) 2.3(116)                 -
Console>

This example shows how to list the Flash information for Supervisor Engine III:

Console> (enable) show flash slot1:
-#- ED --type-- --crc--- -seek-- nlen -length- -----date/time------ name
1   .. 2        43B312DF 201ed8  15   1052608  Nov 30 1996 11:12:30 cat5k_r47_1.cbi
6942656 bytes available (1052736 bytes used)
Related Commands

download
reset
show version
upload

show interface

Use the show interface command to display information on network interfaces.

show interface
Syntax Description

This command has no arguments or keywords.

Default

This command has no default setting.

Command Type

Switch command.

Command Mode

Normal.

Example

This example shows how to display sl0 and sc0:

Console> show interface
sl0: flags=51
        slip 0.0.0.0 dest 0.0.0.0
sc0: flags=63
        vlan 1 inet 172.16.25.130 netmask 255.255.0.0 broadcast 172.16.255.255
Console>

Table 8-4 describes the fields in the show interface command output.


Table 8-4: show interface Command Output Fields
Field Description
sl0 Indicates information on the SLIP interface.
flags Flags indicating the interface state (decoded in the subsequent field).
Indicates the interface state (UP, DOWN, BROADCAST, LOOPBACK, POINTOPOINT, or RUNNING).
slip Shows the IP address of the SLIP interface.
dest Shows the IP address of the SLIP destination.
vlan Shows the VLAN number of the SC0 interface, also known as the management VLAN.
sc0 Indicates information on the in-band interface.
inet Shows the IP address of the interface.
netmask Shows the network mask for the interface.
broadcast Shows the broadcast address for the interface.
Related Command

set interface

show ip alias

Use the show ip alias command to show a listing of defined IP aliases.

show ip alias [name]
Syntax Description
name (Optional) Alias for a specific host.
Default

This command has no default setting.

Command Type

Switch command.

Command Mode

Normal.

Example

This example shows how to display a listing of all IP aliases:

Console> (enable) show ip alias
default         0.0.0.0
sparc20         192.168.10.69
cat5500-1       172.16.169.16
cat5500-2       172.16.169.20
Console> (enable)
Related Commands

clear ip alias
set ip alias

show ip dns

Use the show ip dns command to show the DNS name server and the default domain name.

show ip dns
Syntax Description

This command has no arguments or keywords.

Default

This command has no default setting.

Command Type

Switch command.

Command Mode

Normal.

Example

This example shows how to display the DNS name server and the default domain name:

Console> (enable) show ip dns
DNS is currently enabled.
The default DNS domain name is: cisco.com
DNS name server	status
---------------	-------
172.16.30.32
192.168.2.132	primary
172.31.128.70
Console> (enable)

Table 8-5 describes the fields in the show ip dns command output.


Table  8-5: show ip dns Command Output Fields
Field Description
DNS is currently enabled Indicates whether DNS is enabled.
default DNS domain name Indicates the default DNS domain name.
DNS name server Lists the IP addresses or IP aliases of the configured DNS servers.
status Identifies the primary DNS server.
Related Commands

clear ip dns domain
clear ip dns server
set ip dns
set ip dns domain
set ip dns server

show ip permit

Use the show ip permit command to display the IP permit list information.

show ip permit [noalias]
Syntax Description
noalias (Optional) Keyword that forces the display to show IP addresses, not IP aliases.
Default

This command has no default value.

Command Type

Switch command.

Command Mode

Privileged.

Example

This example shows how to display IP permit list information:

Console> (enable) show ip permit
IP permit list feature enabled.
Permit List        Mask
----------------   ----------------
batboy
172.16.101.102
172.20.102.0        255.255.255.0
172.20.164.0        255.255.255.0
Denied IP Address   Last Accessed Time    Type
-----------------   ------------------    ------
172.20.101.104      01/20/97,07:45:20     SNMP
172.31.206.222      01/21/97,14:23:05     Telnet
Console> (enable)

Table 8-6 describes the fields in the show ip permit command output.


Table 8-6: show ip permit Command Output Fields
Field Description
IP permit list feature enabled Indicates whether the IP permit list feature is enabled or disabled.
Permit List Lists IP addresses and IP aliases that are allowed to access the switch.
Mask Lists the subnet masks of permitted IP addresses.
Denied IP Address Lists IP addresses and IP aliases that are not allowed to access the switch.
Last Accessed Time Shows the date and time of the last attempt to log in to the switch from the address.
Type Shows the login-attempt type (for example, Telnet indicates that an attempt to Telnet to the switch was made from the address).
Related Commands

clear ip permit
set ip permit
set snmp trap

show ip route

Use the show ip route command to display IP routing table entries.

show ip route [noalias]
Syntax Description
noalias (Optional) Keyword that forces the display to show IP addresses, not IP aliases.
Default

This command has no default setting.

Command Type

Switch command.

Command Mode

Normal.

Example

This example shows how to display the ip route table:

Console> (enable) show ip route
Fragmentation   Redirect   Unreachable
-------------   --------   -----------
enabled         enabled    enabled
Destination             Gateway                 Flags   Use         Interface
----------------------- ----------------------- ------  ----------  ---------
default                 main-gw.cisco.com       UG            2907  sc0
172.20.0.0              cat5000.cisco.com       U              788  sc0
default                 default                 UH               0  sl0
Console> (enable)

Table 8-7 describes the fields in the show ip route command output.


Table 8-7: show ip route Command Output Fields
Field Description
Fragmentation Indicates whether IP fragmentation is enabled or disabled.
Redirect Indicates whether ICMP redirect messages are enabled or disabled.
Unreachable Indicates whether ICMP unreachable messages are enabled or disabled.
Destination Lists the destination IP addresses contained in the route table.
Gateway Lists the gateway through which the destination is reachable (next hop).
Flags Lists the flags for the route. Possible values are:

  • U=up

  • G=gateway

  • H=host

Use

Identifies the number of times the route was used to direct a packet.
Interface Indicates the interface through which the next hop can be reached.
Related Commands

clear ip route
set ip route
set ip dns domain
set ip redirect
set ip unreachable

show log

Use the show log command to display the error log for the system or a specific module.

show log [mod_num]
Syntax Description
mod_num (Optional) Number of the module for which the log is displayed.
Default

This command has no default setting.

Command Type

Switch command.

Command Mode

Normal.

Example

This example shows how to display the error log for the system:

Console> show log
 
Network Management Processor (ACTIVE NMP) Log:
  Reset count:   6
  Re-boot History:   May 26 1997 07:25:31 0, May 26 1997 01:55:07 3
                     May 25 1997 14:54:32 3, May 25 1997 14:37:56 3
                     May 25 1997 14:30:17 3, May 25 1997 08:52:11 3
  Bootrom Checksum Failures:      0   UART Failures:                  0
  Flash Checksum Failures:        0   Flash Program Failures:         0
  Power Supply 1 Failures:        0   Power Supply 2 Failures:        0
  DRAM Failures:                  0
  Exceptions:                     0
 
NVRAM log:
 
01. 5/26/97,01:56:33: convert_post_SAC_CiscoMIB:Nvram block 0 size
mismatch: 340
88(33960)
 
Module 3 Log:
  Reset Count:   7
  Reset History: Mon May 26 1997, 08:38:55
                 Mon May 26 1997, 01:28:43
                 Mon May 26 1997, 00:57:02
                 Sun May 25 1997, 14:56:37
 
 
Module 4 Log:
  Reset Count:   1
  Reset History: Mon May 26 1997, 10:09:55
 
 
Module 5 Log:
  Reset Count:   6
  Reset History: Mon May 26 1997, 08:39:03
                 Mon May 26 1997, 00:57:10
                 Sun May 25 1997, 14:56:45
                 Sun May 25 1997, 14:43:15
 
Console>
Related Command

clear log

show logging

Use the show logging command to display the system message log configuration.

show logging
Syntax Description

This command has no arguments.

Default

This command has no default setting.

Command Type

Switch command.

Command Mode

Normal.

Example

This example shows the default system message log configuration:

Console  show logging 
Logging console:              enabled
Logging server:               disabled
Current Logging Session:      enabled
Facility            Server/Default Severity  Current Session Severity
-------------       -----------------------  ------------------------
cdp                 2                        2
cgmp                2                        2
disl                5                        5
drip                2                        2
dvlan               2                        2
earl                2                        2
fddi                2                        2
filesys             2                        2
ip                  2                        2
kernel              2                        2
pruning             2                        2
snmp                2                        2
spantree            2                        2
sys                 5                        5
tac                 2                        2
tcp                 2                        2
telnet              2                        2
tftp                2                        2
vtp                 2                        2
vmps                2                        2
0(emergencies)        1(alerts)             2(critical)
3(errors)             4(warnings)           5(notifications)
6(information)        7(debugging)
Console> (enable)

Table 8-8 describes the fields in the show logging command output.


Table  8-8: show logging Command Output Fields
Field Description
Logging console Indicates whether logging to the console is enabled or disabled.
Logging server Indicates whether logging to the logging server is enabled or disabled.
Current Logging Session Indicates whether system logging messages will be sent to the current login session.
Facility Identifies the name of the facility to be logged.
Server/Default Severity Indicates the default severity level at which point an error from that facility is logged.
Current Session Severity Indicates the severity level at which point an error from that facility is logged during the current session.
0 (emergencies), 1 (alerts), etc. Identifies the key to the numeric severity level codes.
Related Commands

clear logging server
set logging console
set logging level
set logging server
set logging session
show logging buffer

show logging buffer

Use the show logging buffer command to display system messages from the internal buffer.

show logging buffer [-] [number_of_messages]
Syntax Description
- (Optional) Keyword that forces the display to show system messages starting from the end of the buffer.
number_of_messages (Optional) Number of system messages to be displayed. The range of number_of_messages is 1 to 1023.
Default

This command has no default setting.

Command Type

Switch command.

Command Mode

Normal.

Usage Guideline

If the - keyword is not used, system messages are displayed from the beginning of the buffer. If number_of_messages is not specified, all messages in the buffer will be displayed.

Examples

This example shows how to display the first four system messages from the internal buffer:

Console  show logging buffer 4
11/4/96,13:52:46:SYS-5:Module 1 is online
11/4/96,13:52:52:SYS-5:Module 5 is online
11/4/96,13:52:54:SYS-5:Module 3 failed due to CBL0, CBL1, or CBL2 Error
11/4/96,13:52:54:SYS-5:Module 3 failed configuration

This example shows how to display the last four system messages from the internal buffer:

Console  show logging buffer -4
11/4/96,13:52:54:SYS-5:Module 3 failed configuration
11/4/96,13:53:04:SYS-5:Module 4 is online
11/4/96,13:53:31:SNMP-6:Subagent 2 connected
11/4/96,13:54:45:SNMP-5:Cold Start Trap
Related Command

show logging

show mac

Use the show mac command to display MAC counters.

show mac [mod_num[/port_num]]
Syntax Description
mod_num (Optional) Number of the module. If a number is not specified, all modules are shown.
port_num (Optional) Number of the port on the module. If a number is not specified, all ports are shown.
Default

This command has no default setting.

Command Type

Switch command.

Command Mode

Normal.

Example

This example shows how to display MAC information for port 3 on module 4:

Console> (enable) show mac 3/4
MAC      Rcv-Frms   Xmit-Frms  Rcv-Multi  Xmit-Multi Rcv-Broad  Xmit-Broad
-------- ---------- ---------- ---------- ---------- ---------- ----------
 3/4              0          0          0          0          0          0
 
MAC      Dely-Exced MTU-Exced  In-Discard Lrn-Discrd In-Lost    Out-Lost
-------- ---------- ---------- ---------- ---------- ---------- ----------
 3/4              0          0          0          0          0          0
 
Port     InUnicast            InMulticast          InBroadcast
-------- -------------------- -------------------- --------------------
 3/4                        0                    0                    0
 
Port     OutUnicast           OutMulticast         OutBroadcast
-------- -------------------- -------------------- --------------------
 3/4                        0                    0                    0
 
Port     InOctet              OutOctet
-------- -------------------- --------------------
 3/4                        0                    0
 
Last-Time-Cleared
--------------------------
Wed Sep 17 1997, 08:31:20
Console> (enable)

Table 8-9 describes the fields in the show mac command output.


Table  8-9: show mac Command Output Fields
Field Description
MAC Module and port.
Rcv-Frms Number of frames received on the port.
Xmit-Frms Number of frames transmitted on the port.
Rcv-Multi Number of multicast frames received on the port.
Xmit-Multi Number of multicast frames transmitted on the port.
Rcv-Broad Number of broadcast frames received on the port.
Xmit-Broad Number of broadcast frames transmitted on the port.
Dely-Exced Total transmit frames aborted due to excessive deferral.
MTU-Exced Number of frames for which the MTU size was exceeded.
In-Discard Number of incoming frames that were discarded because the frame did not need to be switched.
Lrn-Discard Number of CAM entries discarded due to page full in EARL.
In-Lost Number of incoming frames that were lost before being forwarded (due to insufficient buffer space).
On-Lost Number of outgoing frames that were lost before being forwarded (due to insufficient buffer space).
SMT-Address SMT address of the FDDI port.
Curr-Path Current path used (primary or secondary).
TReq T-req (token rotation time request) value.
TNeg T-neg (negotiated token rotation time) value.
TMax T-max (maximum token rotation time) value.
TVX Value of the valid transmission timer.
Upstream-Nbr MAC address of the current upstream neighbor.
Downstream-Nbr MAC address of the current downstream neighbor.
Old-Upstrm-Nbr MAC address of the previous upstream neighbor.
Old-Downstrm-Nbr MAC address of the previous downstream neighbor.
Rcv-Smt Number of SMT frames received by the port.
Xmit-Smt Number of SMT frames transmitted by the port.
Rcv-llc Number of LLC frames received by the port.
Xmit-llc Number of LLC frames transmitted by the port.
Tvx-Exp-Ct Number of times the TVX timer has expired.
RingOp-Ct Number of times the ring has become operational.
Last-Time-Cleared Date and time of the last clear counters command.

show microcode

Use the show microcode command to display the version of the microcode. When running this command on a Supervisor Engine III, this command also displays module version information.

show microcode
Syntax Description

This command has no arguments.

Default

This command has no default setting.

Command Type

Switch command.

Command Mode

Normal.

Examples

This example shows the show microcode output for a Supervisor Engine II:

Console> sh microcode
EARL EPLDs   FLASH/BOOT SRAM
------------ ---------- ----------
EPLD_7K      8.0        -
EPLD_10K     0.0        3.0
Console> 

This example shows the show microcode output for a Supervisor Engine III:

Console> sh microcode
NMP EPLDs    FLASH/BOOT SRAM
------------ ---------- ----------
EPLD_4kctl   0.0        -
EPLD_trfc    1.0        -
EPLD_m36d1   5.0        -
EPLD_m36in   1.0        -
EPLD_ppi     0.0        -
EPLD_p_msk   1.0        -
EPLD_bsctl   0.0        -
EPLD_p_ltl   1.0        -
 
EARL EPLDs   FLASH/BOOT SRAM
------------ ---------- ----------
EPLD_7K      4.0        -
EPLD_10K     2.0        -
EPLD_dec     0.0        -
EPLD_parse   0.0        -
EPLD_rslt1   0.0        -
EPLD_rslt2   0.0        -
EPLD_rslt3   0.0        -
 
UPLINK EPLDs FLASH/BOOT SRAM
------------ ---------- ----------
EPLD_upl_ctl 0.0        -
 
Bundled Images  Version              Size    Built
--------------- -------------------- ------- -----------------
LCP51-32        3.1                    27595 12/09/97 07:05:53
LCP51-64        3.1                    55628 12/09/97 07:12:13
MCP360          3.1(184)              134580 12/09/97 07:16:24
LCP360          3.1(184)              120416 12/09/97 07:19:40
TOKEN-RING      3.1                    28330 12/09/97 06:21:44
ATM/FDDI LCP    3.1                    24366 12/09/97 07:07:43
C5IP            3.1                    23925 12/09/97 07:14:16
Console> 

show module

Use the show module command to display module status and information. For Supervisor III modules, the show module command displays the Supervisor's module number, but appends the uplink daughtercard's module type and information.

show module [mod_num]
Syntax Description
mod_num (Optional) Number of the module. If a number is not specified, all modules are shown.
Default

This command has no default setting.

Command Type

Switch command.

Command Mode

Normal.

Examples

This example shows how to display status and information for all modules:

Console> show module
Mod Module-Name   Ports Module-Type           Model     Serial-Num   Status
--- ------------- ----- -------------         -------   ----------   -------
1   Supervisor     2    100BaseTX Supervisor  WS-W5009  002650014    ok
2   Management     24   10BaseT Ethernet      WS-W5010  002475046    ok
4   Marketing      48   4 Segment 10BaseT Eth WS-W5020  002135955    ok
Mod MAC-Address(es)                           Hw        Fw       Sw
-------------------------------------         -----     -----    -----
1   00-40-0b-ac-80-00 thru 00-40-0b-ac-83-ff   1.6      1.4      2.113(Eng)
2   00-40-0b-4c-92-58 thru 00-40-0b-4c-92-6f   1.0      1.4      2.106
4   00-40-0b-14-00-20 thru 00-40-0b-14-00-23   0.1      1.4369   2.106

This example shows how to display status and information for module 3:

Console> (enable) show module 3
Mod Module-Name         Ports Module-Type           Model    Serial-Num Status
--- ------------------- ----- --------------------- --------- --------- -------
3                       16    Token Ring            ws-x5030  900000002 ok
 
Mod MAC-Address(es)                           Hw     Fw      Sw
--- ----------------------------------------  ------ ------- ----------------
3   00:40:0b:01:bc:64 thru 00:40:0b:01:bc:74  3.0    1.0(108 1.0(110)
Console> (enable)

Table 8-10 describes the possible fields in the show module command output.


Table  8-10: Show module Command Field Descriptions
Field Description
Mod Module number.
Module-Name Name, if configured, of the module.
Ports Number of ports on the module.
Module-Type Module type (such as 10BaseT Ethernet or Token Ring).
Model Model number of the module.
Serial-Num Serial number of the module.
Status Status of the module. Possible status strings are: ok, disable, faulty, other, standby, error.
MAC-Address(es) MAC address or MAC address range for the module. Token Ring module MAC addresses appear in non-canonical format.
Hw Hardware version of the module.
Fw Firmware version of the module.
Sw Software version on the module.
SMT User-Data User-data string defined for the FDDI module.
T-Notify T-Notify timer value configured for the FDDI module.
CF-St Configuration management state of the FDDI module.
ECM-St Entity Coordination Management state of the FDDI module.
Bypass Indicates whether an optical bypass switch is present.

show multicast group

Use the show multicast group command to display the multicast group configuration.

show multicast group [cgmp] [mac_addr] [vlan_id]
Syntax Description
cgmp (Optional) Keyword used to display only the information learned via CGMP.
mac_addr (Optional) Destination MAC address.
vlan_id (Optional) Number of the VLAN.
Default

There is no default setting for this command.

Command Type

Switch command.

Command Mode

Privileged.

Example

This example shows how to display the multicast group configuration:

console> (enable) show multicast group cgmp 5
CGMP enabled
VLAN  Destination MAC     Destination Ports or VCs
----  ------------------  ----------------------------------------------------
5     01-00-5E-00-00-5C   3/1, 3/9
5     01-00-5E-00-00-FF   3/7, 3/9
Total Number of Entries = 2
Console> (enable) show multicast group 01-00-5E-00-00-5C 5
CGMP enabled
VLAN  Destination MAC     Destination Ports or VCs
----  ------------------  ----------------------------------------------------
5     01-00-5E-00-00-5C   3/1, 3/9
Total Number of Entries = 1
Console> (enable)

Table 8-11 describes the fields in the show multicast group command output.


Table  8-11: show multicast group Command Output Fields
Field Description
CGMP enabled Status of whether CGMP is enabled or disabled.
VLAN VLAN number.
Destination MAC Group destination MAC address.
Destination Ports or VCs Outgoing port list (destination ports) for the group destination MAC address.
Total Number of Entries Total number of entries in the multicast group table that match the criteria specified by the command.
Related Commands

clear multicast router
set cgmp
set multicast router
show multicast group count

show multicast group count

Use the show multicast group count command to show the total count of multicast addresses (groups) in a VLAN.

show multicast group count [cgmp] [vlan_id]
Syntax Description
cgmp (Optional) Keyword used to display only the information learned via CGMP.
vlan_id (Optional) Number of the VLAN.
Default

This command has no default setting.

Command Type

Switch command.

Command Mode

Privileged.

Related Commands

clear multicast router
set cgmp
set multicast router

show multicast router

Use the show multicast router command to display which ports have CGMP-capable routers assigned to them.

show multicast router [cgmp] [mod_num/port_num] [vlan_id]
Syntax Description
cgmp (Optional) Keyword used to display only the configuration information learned through CGMP.
mod_num (Optional) Number of the module.
port_num (Optional) Number of the port on the module.
vlan_id (Optional) Number of the VLAN.
Default

There is no default setting for this command.

Command Type

Switch command.

Command Mode

Privileged.

Examples

This example show how to display the multicast router configuration:

Console> (enable) show multicast router 4/9
CGMP enabled
Port       Vlan
---------  ----------------
4/9     *  1,5,200-203
Total Number of Entries = 1
'*' - Configured
Console> (enable) show multicast router 5
CGMP enabled
Port       Vlan
---------  ----------------
3/1     *  5
4/9     *  5
Total Number of Entries = 2
'*' - Configured
Console> (enable) show multicast router cgmp 5
CGMP enabled
Port       Vlan
---------  ----------------
4/9     *  5
Total Number of Entries = 1
'*' - Configured
Console> (enable)

Table 8-12 describes the fields in the show multicast router command output.


Table  8-12: show multicast router Command Output Fields
Field Description
CGMP enabled Indicates whether CGMP is enabled or disabled.
Port Indicates the port through which a multicast router can be reached.
* Indicates that the port is configured.
Vlan Indicates the VLAN associated with the port.
Total Number of Entries Shows the total numbers of entries in the table that match the criteria specified by the command.
Related Commands

clear multicast router
set cgmp
set multicast router
show multicast group

show netstat

Use the show netstat command to display the currently active network connections and to list statistics for the various protocols in the TCP/IP.

show netstat [tcp | udp | ip | icmp | routes | stats | interfaces]
Syntax Description
tcp (Optional) Keyword used to show TCP statistics.
udp (Optional) Keyword used to show UDP statistics.
ip (Optional) Keyword used to show IP statistics.
icmp (Optional) Keyword used to show ICMP statistics.
routes (Optional) Keyword used to show the IP routing table.
stats (Optional) Keyword used to show all statistics for TCP, UDP, IP, and ICMP.
interfaces (Optional) Keyword used to show interface statistics.
Default

This command has no default setting.

Command Type

Switch command.

Command Mode

Normal.

Examples

This example shows how to display the current active network connections:

Console> show netstat
Active Internet connections (including servers)
Proto Recv-Q Send-Q  Local Address          Foreign Address        (state)
tcp        0    128  172.20.25.142.23       171.68.10.75.44720     ESTABLISHED
tcp        0      0  *.7161                 *.*                    LISTEN
tcp        0      0  *.23                   *.*                    LISTEN
udp        0      0  *.*                    *.*
udp        0      0  *.161                  *.*
udp        0      0  *.123                  *.*
Console>

This example shows how to display TCP statistics:

Console> show netstat tcp
tcp:
        5122 packets sent
                4642 data packets (102292 bytes)
                28 data packets (6148 bytes) retransmitted
                434 ack-only packets (412 delayed)
                0 URG only packets
                0 window probe packets
                1 window update packet
                17 control packets
        7621 packets received
                4639 acks (for 103883 bytes)
                69 duplicate acks
                0 acks for unsent data
                3468 packets (15367 bytes) received in-sequence
                12 completely duplicate packets (20 bytes)
                0 packets with some dup. data (0 bytes duped)
                4 out-of-order packets (0 bytes)
                0 packets (0 bytes) of data after window
                0 window probes
                0 window update packets
                0 packets received after close
                0 discarded for bad checksums
                0 discarded for bad header offset fields
                0 discarded because packet too short
        6 connection requests
        6 connection accepts
        10 connections established (including accepts)
        11 connections closed (including 1 drop)
        2 embryonic connections dropped
        4581 segments updated rtt (of 4600 attempts)
        28 retransmit timeouts
                0 connections dropped by rexmit timeout
        0 persist timeouts
        66 keepalive timeouts
                63 keepalive probes sent
                3 connections dropped by keepalive
Console>

Table 8-13 describes the fields in the show netstat tcp command output.


Table 8-13: show netstat tcp Command Output Fields
Field Description
packets sent Total number of TCP packets sent.
data packets (bytes) Number of TCP data packets sent and the size of those packets in bytes.
data packets (bytes) retranzmitted Number of TCP data packets that were retransmitted and the size of those packets in bytes.
ack-only packets (delayed) Number of TCP acknowledgment-only packets that were sent and the number of those packets that were delayed.
packets received Total number of TCP packets received.
acks (for x bytes) Number of TCP acknowledgments received and the total bytes acknowledged.
duplicate acks Number of duplicate TCP acknowledgments received.
acks for unsent data Number of TCP acknowledgments received for data that was not sent.
packets (bytes) received in-sequence Number of TCP packets (and the size in bytes) received in sequence.
completely duplicate packets (bytes) Number of duplicate TCP packets (and the size in bytes) received.
packets with some dup. data (bytes duped) Number of TCP packets received that contained some duplicate data (and the number of bytes of duplicated data).
out-of-order packets (bytes) Number of out-of-order TCP packets (and the size in bytes) received.
packets (bytes) of data after window Number of TCP packets (and the size in bytes) received outside of the specified data window.
discarded for bad checksums Number of TCP packets received that were discarded because they failed the checksum.
discarded because packet too short Number of TCP packets received that were discarded because they were truncated.
connection requests Total number of TCP connection requests sent.
connection accepts Total number of TCP connection accepts sent.
connections established (including accepts) Total number of TCP connections established, including those for which a connection accept was sent.
connections closed (including x drops) Total number of TCP connections closed, including the number of dropped connections.
retransmit timeouts Number of timeouts that occurred when a retransmission was attempted.
connections dropped by rexmit timeout Number of connections dropped due to retransmission timeouts.
keepalive timeouts Number of keepalive timeouts that occurred.
keepalive probes sent Number of TCP keepalive probes sent.
connections dropped by keepalive Number of connections dropped.

This example shows how to display UDP statistics:

Console> show netstat udp
udp:
        0 incomplete headers
        0 bad data length fields
        0 bad checksums
        0 socket overflows
        1116 no such ports
Console>

Table 8-14 describes the fields in the show netstat udp command output.


Table  8-14: show netstat udp Command Output Fields
Field Description
incomplete headers Number of UDP packets received that had incomplete packet headers.
bad data length fields Number of UDP packets received that had a data length field that did not match the actual length of the packet payload.
bad checksums Number of UDP packets received that failed the checksum.
socket overflows Number of socket overflows.
no such ports Number of UDP packets received destined for nonexistent ports.

This example shows how to display IP statistics:

Console> show netstat ip
ip:
        76894 total packets received
        0 bad header checksums
        0 with size smaller than minimum
        0 with data size < data length
        0 with header length < data size
        0 with data length < header length
        0 fragments received
        0 fragments dropped (dup or out of space)
        0 fragments dropped after timeout
        0 packets forwarded
        0 packets not forwardable
        0 redirects sent
Console>

Table 8-15 describes the fields in the show netstat ip command output.


Table  8-15: show netstat ip Command Output Fields
Field Description
total packets received Total number of IP packets received.
bad header checksums Number of IP packets received that failed the checksum.
with size smaller than minimum Number of IP packets received that were smaller than the minimum IP packet size.
fragments received Number of IP packet fragments received.
fragments dropped (dup or out of space) Number of received IP packet fragments that were dropped because they contained duplicate data or because of buffer overflow.
fragments dropped after timeout Number of received IP packet fragments that were dropped.
packets forwarded Number of IP packets that were forwarded.
packets not forwardable Number of IP packets that for some reason were not forwardable by the switch.

This example shows how to display ICMP statistics:

Console> show netstat icmp
icmp:
        Redirect enabled
        0 calls to icmp_error
        0 errors not generated 'cuz old message was icmp
        Output histogram:
                echo reply: 1001
        1 message with bad code fields
        0 messages < minimum length
        0 bad checksums
        0 messages with bad length
        Input histogram:
                echo reply: 12
                destination unreachable: 3961
                echo: 1001
        1001 message responses generated
Console>

Table 8-16 describes the fields in the show netstat icmp command output.


Table 8-16: show netstat icmp Command Output Fields
Field Description
Redirect enabled Status of whether ICMP redirection is enabled or disabled.
Output histogram Begins frequency distribution statistics for output ICMP packets.
echo reply Number of output echo reply ICMP packets.
messages with bad code fields Number of ICMP packets that had an invalid code field.
messages < minimum length Number of ICMP packets that were less than the minimum packet length.
bad checksums Number of ICMP packets that failed the checksum.
messages with bad length Number of ICMP packets that were of invalid length.
Input histogram Frequency distribution statistics for input ICMP packets.
echo reply Number of input echo reply ICMP packets.
destination unreachable Number of input destination unreachable ICMP packets.
echo Number of input echo ICMP packets.
message responses generated Number of ICMP message responses the system generated.

This example shows how to display the IP routing table:

Console> show netstat routes
DESTINATION     GATEWAY         FLAGS   USE             INTERFACE
default         172.16.1.201    UG      6186            sc0
172.16.0.0      172.16.25.142   U       6383            sc0
default         default         UH      0               sl0
Console>

Table 8-17 describes the fields in the show netstat routes command output.


Table  8-17: show netstat routes Command Output Fields
Field Description
DESTINATION Destination IP address or network.
GATEWAY Next hop to the destination.
INTERFACE Interface out of which packets to the destination should be forwarded.

This example shows how to display interface statistics:

Console> show netstat interface
Interface          InPackets InErrors OutPackets OutErrors
sl0                        0        0          0         0
sc0                   368996        0      12624         0
Console> 

Table 8-18 describes the fields in the show netstat interface command output.


Table  8-18: show netstat interface Command Output Fields
Field Description
Interface Interface number (sl0 is the SLIP interface; sc0 is the in-band interface).
InPackets Number of input packets on the interface.
InErrors Number of input errors on the interface.
OutPackets Number of output packets on the interface.
OutErrors Number of output errors on the interface.
Related Commands

set interface
set ip permit
set ip route

show ntp

Use the show ntp command to display the current NTP status.

show ntp
Syntax Description

This command has no arguments or keywords.

Default

This command has no default setting.

Command Type

Switch command.

Command Mode

Normal.

Example

This example shows how to display the current NTP status:

Console> show ntp
Current time: Mon May 12 1997, 11:19:03 pst
Timezone: 'pst', offset from UTC is -8 hours
Summertime: 'pst', enabled
Last NTP update:
Broadcast client mode: enabled
Broadcast delay: 3000 microseconds
Client mode: disabled
NTP-Server
----------------------------------------
time_server.cisco.com
Console>

Table 8-19 describes the fields in the show ntp command output.


Table 8-19: show ntp Command Output Fields
Field Description
Current time Current system time.
Timezone Time zone and the offset in hours from UTC.
Summertime Time zone used for daylight saving time, and whether the daylight saving time adjustment is enabled or disabled.
Last NTP update Time of the last NTP update.
Broadcast client mode Status of whether NTP broadcast client mode is enabled or disabled.
Broadcast delay Configured NTP broadcast delay.
Client mode Status of whether NTP client mode is enabled or disabled.
NTP-Server List of configured NTP servers.
Related Commands

clear ntp server
set ntp broadcastclient
set ntp broadcastdelay
set ntp client
set ntp server

show port

Use the show port command to display port status and counters.

show port [mod_num[/port_num]]
Syntax Description
mod_num (Optional) Number of the module. If a number is not specified, the ports on all modules are shown.
port_num (Optional) Number of the port on the module. If a number is not specified, all the ports on the module are shown.
Default

This command has no default setting.

Command Type

Switch command.

Command Mode

Normal.

Example

This example shows how to display the status and counters for port 4 on module 3:

Console> (enable) show port 3/4
Port  Name               Status     Vlan       Level  Duplex Speed Type
----- ------------------ ---------- ---------- ------ ------ ----- ------------
 3/4                     inactive   1003       normal   auto  auto TokenRing
 
Last-Time-Cleared
--------------------------
Wed Sep 17 1997, 08:31:20
Console> (enable)

Table 8-20 describes the possible fields in the show port command output.


Table 8-20: Show port Command Field Descriptions
Field Description
Port Module and port number.
Name Name (if configured) of the port.
Status Status of the port (connected, notconnect, connecting, standby, faulty, inactive, shutdown, disabled, or monitor).
Vlan VLANs to which the port belongs.
Level Level setting for the port (normal or high).
Duplex Duplex setting for the port (auto, full, fdx, half, hdx, a-half, a-hdx, a-full, a-fdx).
Speed Speed setting for the port (auto, 10, 100, 155, a-10, a-100, 4, 16, a-4, a-16).
Type Port type (10BaseT, 10BaseFL MM, 100BaseTX, 100BaseT4, 100BaseFX MM, 100BaseFX SM, 10/100BaseTX, TokenRing, FDDI, CDDI, MLT3 CDDI, SDDI, SMF-FDDI, PreStd CDDI, SCF FDDI, OC3 MMF ATM, OC3 SMF ATM, OC3 UTP ATM, Route Switch).
Security Indicates whether port security is enabled or disabled.
Secure-Src-Addr Shows the secure MAC address for the security enabled port.
Last-Src-Addr Shows the source MAC address of the last packet received by the port.
Shutdown Indicates whether the port was shut down because of security.
Trap Indicates whether port trap is enabled or disabled.
Broadcast-Limit Shows the broadcast threshold configured for the port.
Broadcast-Drop Shows the number of broadcast/nulticast packets dropped because the broadcast limit for the port was exceeded.
Align-Err Number of frames with alignment errors (frames that do not end with an even number of octets and have a bad CRC) received on the port.
FCS-Err Number of frame check sequence errors that occurred on the port.
Xmit-Err Number of transmit errors that occurred onthe port (indicating that the internal transmit buffer is full).
Rcv-Err Number of receive errors that occurred on the port (indicating that the internal receive buffer is full).
UnderSize Number of frames received that are less than 64 octets long (but are otherwise well-formed).
Single-Col Show how many times one collision occurred before the port successfully transmitted a frame to the media.
Multi-Col Shows how many times multiple collisions occurred before the port successfully transmitted a frame to the media.
Late-Col Number of late collisions (collisions outside the collision domain).
Ecxess-Col Number of excessive collisions that occurred on the port (indicating that a frame encountered 16 collisions and was discarded).
Carri-Sen Number of times the port has sensed a carrier (to determine whether the cable is currently being used).
Runts Number of runt frames (frames that are smaller than the minimum IEEE 802.3 frame size) received on the port.
Giants Number of giant frames (frames that exceed the maximum IEEE 802.3 frame size) received on the port.
CE-State Connection entity status.
Conn-State Displays the connection state of the port, as follows:

  • Disabled-The port has no line module, or it has been disabled by the user.

  • Connecting-The port is attempting to connect, or is disabled.

  • Standby-The connection is withheld or is the inactive port of a dual homing concentrator.

  • Active-The port has made a connection.

  • Other-The concentrator is unable to determine the Conn-State.

Type

Specifies the type of port, as follows:

  • A-A port

  • B-B port

Neig

Indicates the type of port attached to this port. The neighbor can be one of the following types:

  • A-A port

  • B-B port

  • M-M port

  • S-Slave port

  • U-The concentrator cannot determine the type of the neighbor port.

Ler Con

Indicates whether the port is currently in a LER condition.
Est Estimated LER.
Alm LER at which a link connection exceeds the LER alarm threshold.
Cut LER cutoff value (the LER at which a link connection is flagged as faulty).
Lem-Ct Number of LEM errors received on the port.
Lem-Rej-Ct Number of times a connection was rejected because of excessive LEM errors.
Tl-Min TL-min value (the minimum time to transmit a FDDI PHY line state before advancing to the next PCM state.
Last-Time-Cleared Last time the port counters were cleared.

show port channel

Use the show port channel command to display Fast EtherChannel information for a specific module or port.

show port channel [mod_num[/port_num]] [info | statistics]
Syntax Description
mod_num Number of the module for which to return Fast EtherChannel information.
port_num Number of the port on the module for which to return Fast EtherChannel information.
info Keyword used to display port information such as speed, cost, duplex status, priority, secure or dynamic status, trunk status, and associated VLANS.
statistics Keyword used to display statistics about the port (PAgP packets sent and received).
Default

This command has no default setting.

Command Type

Switch command.

Command Mode

Normal.

Usage Guideline

If mod_num or port_num is not specified, Fast EtherChannel information is shown for all channeling ports on all modules.

Examples

This example shows how to display Ethernet channeling information for Fast Ethernet module 4:

Console> show port channel 4
Port   Status      Channel   Channel      Neighbor                   Neighbor
                   mode      status       device                     port
-----  ----------  -------   -----------  -------------------------  ----------
4/1    connected   on        channel      WS-C5000 012345678         5/5
4/2    connected   on        channel      WS-C5000 012345678         5/6
-----  ----------  -------   -----------  -------------------------  ----------
4/3    connected   off       not channel
4/4    connected   off       not channel
4/5    notconnect  desirable not channel
4/6    notconnect  desirable not channel
4/7    notconnect  desirable not channel 
4/8    notconnect  desirable not channel
-----  ----------  -------  -----------  -------------------------  ----------
4/9    connected   on       channel      WS-C5000 987654321         3/1
4/10   connected   on       channel      WS-C5000 987654321         3/2
4/11   notconnect  on       channel                   
4/12   connected   on       channel      WS-C5000 987654321         3/4
-----  ----------  -------  -----------  -------------------------  ----------
Console>

This example shows show port channel with the info parameter:

Console> (enable) show port channel 1 info
Port  Speed Duplex Port Port     Secure port\ Trunk status VLANs
                   cost priority Dynamic port
----- ----- ------ ---- -------- ------------ ------------ --------------------- 
 5/1  100   half   4    32                    trunking     1-1005
 5/2  100   half   4    32                    trunking     1-1005
 5/3  100   half   4    32                    trunking     1-1005
 5/4  100   half   4    32                    trunking     1-1005
----- ----- ------ ---- -------- ------------ ------------ --------------------- 
 5/5  100   half   4    32                    trunking     1-1005
 5/6  100   half   4    32                    trunking     1-1005
 5/7  100   half   4    32                    trunking     1-1005
 5/8  100   half   4    32                    trunking     1-1005
----- ----- ------ ---- -------- ------------ ------------ --------------------- 
 5/9  100   half   4    32                    trunking     1-1005
 5/10 100   half   4    32                    trunking     1-1005
 5/11 100   half   4    32                    trunking     1-1005
 5/12 100   half   4    32                    trunking     1-1005
----- ----- ------ ---- -------- ------------ ------------ --------------------- 
 
Port  ifIndex    Group      Neighbor          Neighbor Neighbor
                 capability device-id         port-id  capability
----- ---------- ---------- ----------------- -------- ---------- 
 5/1  41         1          00-e0-1e-38-46-2c 29       1         
 5/2  41         1          00-e0-1e-38-46-2c 30       1         
 5/3  41         1          00-e0-1e-38-46-2c 31       1         
 5/4  41         1          00-e0-1e-38-46-2c 32       1         
----- ---------- ---------- ----------------- -------- ---------- 
 5/5  42         5          00-e0-1e-38-46-30 33       5         
 5/6  42         5          00-e0-1e-38-46-30 34       5         
 5/7  42         5          00-e0-1e-38-46-30 35       5         
 5/8  42         5          00-e0-1e-38-46-30 36       5         
----- ---------- ---------- ----------------- -------- ---------- 
 5/9  44         9          00-e0-1e-38-46-34 37       9         
 5/10 44         9          00-e0-1e-38-46-34 38       9         
 5/11 44         9          00-e0-1e-38-46-34 39       9         
 5/12 44         9          00-e0-1e-38-46-34 40       9         
----- ---------- ---------- ----------------- -------- ---------- 
Console> (enable)      

This example shows show port channel with the statistics parameter:

Console> (enable) show port channel 1 statistics
Port   PAgP Pkts    PAgP Pkts
       Transmitted  Received
-----  -----------  ---------
 1/1   0            0
 1/2   0            0
Console> (enable)      

Table 8-21 describes the fields in the show port channel command output.


Table 8-21: show port channel Command Output Fields
Field Description
Port Module and port number.
Status Channeling status of the port (connected, notconnect).
Channel mode Status of whether Fast EtherChannel is on, off, auto, or desirable on the port.
Channel status Status of whether the port is channeling (channel, not channel).
Neighbor device Neighboring device with which the port is channeling.
Neighbor port Port on the neighboring device with which the port is channeling.
Related Command

set port channel

show port counters

Use the show port counters command to show all the counters for a port.

show port counters [mod_num/port_num]
Syntax Description
mod_num Number of the module for which to return Fast EtherChannel information.
port_num Number of the port on the module for which to return Fast EtherChannel information.
Default

This command has no default setting.

Command Type

Switch command.

Command Mode

Normal.

Example

This example show the output of the show port counters command:

Console> (enable) show port counters
 
Port  Align-Err  FCS-Err    Xmit-Err   Rcv-Err    UnderSize
----- ---------- ---------- ---------- ---------- ---------
 1/1           0          0          0          0         0
 1/2           0          0          0          0         0
 4/1           0          0          0          0         0
 4/2           0          0          0          0         0
 4/3           0          0          0          0         0
 4/4           0          0          0          0         0
 4/5           0          0          0          0         0
 4/6           0          0          0          0         0
 4/7           0          0          0          0         0
 4/8           0          0          0          0         0
 4/9           0          0          0          0         0
 4/10          0          0          0          0         0
 4/11          0          0          0          0         0
 4/12          0          0          0          0         0
 
Port  Single-Col Multi-Coll Late-Coll  Excess-Col Carri-Sen Runts     Giants
----- ---------- ---------- ---------- ---------- --------- --------- ---------
 1/1          12          0          0          0         0         0         -
 1/2           0          0          0          0         0         0         0
 4/1           0          0          0          0         0         0         0
 4/2           0          0          0          0         0         0         0
 4/3           0          0          0          0         0         0         0
 4/4           0          0          0          0         0         0         0
 4/5           0          0          0          0         0         0         0
 4/6           0          0          0          0         0         0         0
 4/7           0          0          0          0         0         0         0
 4/8           0          0          0          0         0         0         0
 4/9           0          0          0          0         0         0         0
 4/10          0          0          0          0         0         0         0
 4/11          0          0          0          0         0         0         0
 4/12          0          0          0          0         0         0         0
 
                                    Ler
Port  CE-State Conn-State Type Neig Con Est Alm Cut Lem-Ct     Lem-Rej-Ct Tl-Min
----- -------- ---------- ---- ---- --------------- ---------- ---------- ------
 3/1  isolated connecting A    U    no    9   9   7          0          0 102
 3/2  isolated connecting B    U    no    9   8   7          0          0 40
 
Last-Time-Cleared
--------------------------
Sat Oct 11 1997, 14:58:19
Related Command

show port

show rif

Use the show rif command to display RIF information.

show rif [vlan]

Syntax Description

vlan (Optional) Number of the vlan for which you want to view RIF information.
Default

This command has no default setting.

Command Type

Switch command.

Command Mode

Normal.

Example

This example shows how to display RIF information for the system and for a VLAN:

Console> show rif
MAC                  VLAN     RIF
-------------------- -------- --------------------
00:00:30:e2:cf:00 on 401  via 0610.001a.0020
00:05:77:01:bc:4a on 1020 via 0690.00d1.00e2
00:05:77:01:bc:4b on 1020 via 0690.00d1.00e2
00:05:77:01:bc:48 on 1020 via 0690.00d1.00e2
Console> show rif 401
MAC                  VLAN     RIF
-------------------- -------- --------------------
00:00:30:e2:cf:00 on 401  via 0610.001a.0020
Console>

show snmp

Use the show snmp command to display SNMP information for the system.

show snmp [noalias]
Syntax Description
noalias (Optional) Keyword that forces the display to show IP addresses, not IP aliases.
Default

This command has no default setting.

Command Type

Switch command.

Command Mode

Normal and privileged.

Example

This example shows how to display the community strings:

Console> (enable) show snmp
RMON: Enabled
Traps Enabled: Chassis
Port Traps Enabled: None
Community-Access     Community-String
----------------     --------------------
read-only            public
read-write           private
read-write-all       secret
Trap-Rec-Address                           Trap-Rec-Community
----------------------------------------   --------------------
192.122.173.42                             public
Console> (enable)

Table 8-22 describes the fields in the show snmp command output.


Table 8-22: show snmp Command Output Fields
Field Description
RMON Indicates whether RMON is enabled or disabled.
Traps Enabled Lists the trap types that are enabled.
Port Traps Enabled Lists a set of ports whose linkup/linkdown trap is enabled.
Community-Access Lists the configured SNMP communities.
Community-String Lists the SNMP community strings associated with each SNMP community.
Trap-Rec-Address Shows the IP address or IP alias of trap receiver hosts.
Trap-Rec-Community Shows the SNMP community string used for trap messages to the trap receiver.
Related Commands

set snmp rmon
set snmp trap

show span

Use the show span command to display SPAN information.

show span
Syntax Description

This command has no keywords or arguments.

Default

This command has no default setting.

Command Type

Switch command.

Command Mode

Normal.

Example

This example shows how to display SPAN information:

Console> (enable) show span
Status      : enabled
Admin Source: VLAN 1
Oper Source : None
Destination : Port 1/1
Direction   : transmit/receive
Console> (enable)              

Table 8-23 describes the possible fields in the show span command output.


Table  8-23: show span Command Output Fields
Field Description
Source Source port or VLAN for SPAN information.
Destination Destination port for SPAN information.
Direction Status of whether transmit, receive, or transmit/receive information is monitored.
Status Status of whether SPAN is enabled or disabled.
Related Command

clear config

show spantree

Use the show spantree command to display spanning-tree information for a VLAN.

show spantree [vlan | mod_num/port_num] [blockedports | active | statistics | summary]
Syntax Description
vlan (Optional) Number of the VLAN. If the VLAN number is not specified, the default is VLAN 1.
mod_num (Optional) Number of the module.
port_num (Optional) Number of the port on the module.
blockedports (Optional) Keyword used to display only the blocked ports.
active (Optional) Keyword used to display only the active ports.
statistics (Optional) Keyword used to display spantree statistics.
summary (Optional) Keyword used to display only summary information.
Default

This command has no default setting.

Command Type

Switch command.

Command Mode

Normal.

Example

This example shows how to display the spanning tree configuration for VLAN 1005:

Console> (enable) show spantree 1005
VLAN 1005
Spanning tree enabled
 
Designated Root             00-40-0b-8f-8b-ec
Designated Root Priority    32768
Designated Root Cost        0
Designated Root Port        1/0
Root Max Age   6  sec    Hello Time 2  sec   Forward Delay 4  sec
 
Bridge ID MAC ADDR          00-40-0b-8f-8b-ec
Bridge ID Priority          32768
Bridge Max Age 6  sec    Hello Time 2  sec   Forward Delay 4  sec
 
Port,Vlan Vlan  Port-State     Cost   Priority  Fast-Start  Group-method
--------- ----  -------------  -----  --------  ----------  ------------
 1003     1005  inactive          80        32   disabled
Console> (enable)

Table 8-24 describes the fields in the show spantree command output when issued against a TrBRF.


Table  8-24: Show spantree Command Field Descriptions
Field Description
VLAN VLAN for which spanning tree information is shown.
Spanning tree Status of whether Spanning-Tree Protocol is enabled or disabled.
Designated Root MAC address of the designated spanning-tree root bridge.
Designated Root Priority Priority of the designated root bridge.
Designated Root Cost Total path cost to reach the root.
Designated Root Port Port through which the root bridge can be reached (shown only on non-root bridges).
Root Max Age Amount of time a BPDU1 packet should be considered valid.
Hello Time Number of times the root bridge sends BPDUs.
Forward Delay Amount of time the port spends in listening or learning mode.
Bridge ID MAC ADDR Bridge MAC address.
Bridge ID Priority Bridge priority.
Bridge Max Age Bridge maximum age.
Hello Time Indicates how often the bridge sends BPDUs.
Forward Delay Indicates how much time the bridge spends in listening or learning mode.
Port Port number.
Vlan VLAN to which the port belongs.
Port-State Spanning tree port state (disabled, inactive, not-connected, blocking, listening, learning, forwarding, bridging).
Cost Cost associated with the port.
Priority Priority associated with the port.
Fast-Start Status of whether the port is configured to use the fast-start feature.

show spantree portvlancost

Use the show spantree portvlancost command to show the path cost for a VLAN.

show spantree portvlancost mod_num/port_num
Syntax Description
mod_num Number of the module.
port_num Number of the port.
Default

This command has no default setting.

Command Type

Switch command.

Command Mode

Privileged.

Example

This example shows how to display the path cost for a VLAN.

Console> (enable) show spantree portvlancost 1/1
Port 1/1 VLANs 1-1005 have path cost 10. 
Related Command

show spantree

show spantree uplinkfast

Use the show spantree uplinkfast command to show the uplinkfast settings.

show spantree uplinkfast
Default

This command has no default setting.

Command Type

Switch command.

Command Mode

Privileged and Normal.

Example

This example shows how to display the uplinkfast settings:

console>(enable) show spantree uplinkfast
VLAN port list 	
------------------------------------------------
1-20   1/1(fwd),1/2-1/5
21-50  1/9(fwd), 1/6-1/8, 1/10-1/12
51-100 2/1(fwd), 2/12
Related Command

show spantree

show summertime

Use the show summertime command to display the current status of the summertime feature.

show summertime
Syntax Description

This command has no arguments or keywords.

Default

This command has no default setting.

Command Type

Switch command.

Command Mode

Normal.

Example

This example shows how to display the current status of the summertime feature:

Console> show summertime
Summertime is enabled and set to 'pst'
Console>

The output indicates whether the feature is enabled or disabled, and indicates the time zone configured for use with the feature.

Related Command

set summertime

show system

Use the show system command to display system information.

show system
Syntax Description

This command has no keywords or arguments.

Default

This command has no default setting.

Command Type

Switch command.

Command Mode

Normal.

Example

This example shows the system status and other information:

Console> (enable) show system
PS1-Status PS2-Status Fan-Status Temp-Alarm Sys-Status Uptime d,h:m:s Logout
---------- ---------- ---------- ---------- ---------- -------------- ---------
ok         none       ok         off        ok         3,02:08:53     20 min
PS1-Type   PS2-Type   Modem   Baud  Traffic Peak Peak-Time
---------- ---------- ------- ----- ------- ---- -------------------------
WS-C5008A  none       disable  9600   0%      0% Fri May 9 1997, 03:22:20
System Name              System Location          System Contact
------------------------ ------------------------ ------------------------
Catalyst 5000            San Jose, CA             Susan x237
Console> (enable)

Table 8-25 describes the fields in the show system command output.


Table 8-25: show system Command Output Fields
Field Description
PS1-Status Status of power supply 1 (ok, fan failed, faulty, or none).
PS2-Status Status of power supply 2 (ok, fan failed, faulty, or none).
Fan-Status Status of the fan (ok, faulty, or other).
Temp-Alarm Status of whether the temperature alarm is off or on.
Sys-Status System status (ok or faulty). Corresponds to System LED status.
Uptime d, h:m:s Amount of time in days, hours, minutes, and seconds, that the system has been up and running.
Logout Amount of time after which an idle session will be disconnected.
PS1-Type Part number of the power supply.
PS2-Type Part number of the redundant power supply, if present.
Modem Status of the modem status (enable or disable).
Baud Baud rate to which the modem is set.
Traffic Shows current traffic percentage.
Peak Peak percentage of traffic on the backplane.
Peak-Time Time stamp when peak percentage was recorded.
System Name System name.
System Location System location.
System Contact System contact information.
Related Commands

set system baud
set system contact
set system location
set system modem
set system name

show tacacs

Use the show tacacs command to display the TACACS+ protocol configuration.

show tacacs [noalias]
Syntax Description
noalias (Optional) Keyword that forces the display to show IP addresses, not IP aliases.
Default

This command has no default setting.

Command Type

Switch command.

Command Mode

Privileged.

Example

This example shows how to display the TACACS+ protocol configuration:

Console> (enable) show tacacs noalias
Login authentication tacacs: disabled
Login authentication local: enabled
Enable authentication tacacs: disabled
Enable authentication local: enabled
Tacacs key: YappleDapple
Tacacs login attempts: 3
Tacacs timeout: 5 seconds
Tacacs direct request: disabled
Tacacs-Server                              Status
----------------------------------------   -------
171.69.195.110                             primary
Console> (enable)

Table 8-26 describes the fields in the show tacacs command output.


Table 8-26: show tacacs Command Output Fields
Field Description
Login authentication tacacs Indicates whether login authentication using a TACACS+ server is enabled or disabled.
Login authentication local Indicates whether login authentication using a local password is enabled or disabled.
Enable authentication tacacs Indicates whether enable authentication using a TACACS+ server is enabled or disabled.
Enable authentication local Indicates whether enable authentication using a local password is enabled or disabled.
Tacacs key Identifies the configured TACACS+ key.
Tacacs login attempts Lists the number of failed login attempts allowed.
Tacacs timeout Indicates time in seconds to wait for a response from the TACACS+ server.
Tacacs direct request Indicates whether TACACS+ directed-request option is enabled or disabled.
Tacacs-Server Lists the IP addresses or IP aliases of configured TACACS+ servers.
Status Identifies the primary TACACS+ server.
Related Commands

set tacacs attempts
set tacacs directedrequest
set tacacs key
set tacacs server
set tacacs timeout

show test

Use the show test command to display the results of diagnostic tests.

show test [mod_num]
Syntax Description
mod_num (Optional) Number of the module. If no number is specified, test statistics are given for the general system as well as for module 1.
Default

This command has no default setting.

Command Mode

Privileged.

Usage Guidelines

The NMP only applies to module 1; therefore, only the display for module 1 includes the NMP status. If other modules are specified, the NMP status is not displayed.

Example

This example shows how to display general test results for the system and for module 1:

Console> (enable) show test
Environmental Status (. = Pass, F = Fail, U = Unknown)
  PS (3.3V):   .   PS (12V): .   PS (24V):   .   PS1: .         PS2: .
  Temperature: .   Fan:      .
Module 1 : 2-port 100BaseTX Supervisor
Network Management Processor (NMP) Status: (. = Pass, F = Fail, U = Unknown)
  ROM:  .   Flash-EEPROM: .   Ser-EEPROM: .   NVRAM: .   MCP Comm: .
  EARL Status :
        NewLearnTest:         .
        IndexLearnTest:       .
        DontForwardTest:      .
        MonitorTest           .
        DontLearn:            .
        FlushPacket:          .
        ConditionalLearn:     .
        EarlLearnDiscard:     .
        EarlTrapTest:         .
LCP Diag Status for Module 1  (. = Pass, F = Fail, N = N/A)
 CPU         : .    Sprom    : .    Bootcsum : .    Archsum  : N
 RAM         : .    LTL      : .    CBL      : .    DPRAM    : .   SAMBA : N
 Saints      : .    Pkt Bufs : .    Repeater : N    FLASH    : N
  MII Status:
  Ports 1  2
  -----------
        N  N
 SAINT/SAGE Status :
  Ports 1  2  3
  --------------
        .  .  .
 Packet Buffer Status :
  Ports 1  2  3
  --------------
        .  .  .
 Loopback Status :
  Ports  1  2  3
  --------------
         .  .  .
cat19-lnf> (enable)

Table 8-27 describes the fields in the show test command output.


Table 8-27: show test Command Output Fields
Field Description
Environmental Status Test results that apply to the general system environment.
PS (3.3V) Test results for the 3.3V power supply.
PS (12V) Test results for the 12V power supply.
PS (24V) Test results for the 24V power supply.
PS1 Test results for power supply 1.
PS2 Test results for power supply 2.
Temperature Test results for temperature.
Fan Test results for the fan.
Module 1 Test results that apply to module 1. The module type is indicated as well.
Network Management Processor (NMP) Status Test results that apply to the NMP on the supervisor module.
ROM Test results for ROM.
Flash-EEPROM Test results for the Flash EEPROM.
Ser-EEPROM Test results for serial EEPROM.
NVRAM Test results for the NVRAM.
EARL Status Fields that indicate the EARL status.
NewLearnTest Test results for NewLearn test (EARL).
IndexLearnTest Test results for IndexLearn test (EARL).
DontForwardTest Test results for DontForward test (EARL).
MonitorTest Test results for Monitor test (EARL).
DontLearn Test results for DontLearn test (EARL).
FlushPacket Test results for FlushPacket test (EARL).
ConditionalLearn Test results for ConditionalLearn test (EARL).
EarlLearnDiscard Test results for EarlLearnDiscard test (EARL).
EarlTrapTest Test results for EarlTrap test (EARL).
LCP Diag Status for Module 1 Test results for the specified module.
CPU Test results for the CPU.
Sprom Test results for serial PROM.
Bootcsum Test results for Boot ROM checksum.
Archsum Test results for archive Flash checksum.
RAM Test results for the RAM.
LTL Test results for local target logic.
CBL Test results for color blocking logic.
DPRAM Test results for dual port RAM.
SAMBA Test results for SAMBA chip.
Saints Test results for SAINT chips.
Pkt Bufs Test results for the packet buffers.
Repeater Test results for repeater module.
FLASH Test results for the Flash.
MII Status Test results for MII ports.
SAINT/SAGE Status Test results for individual SAINT/SAGE chip.
Packet Buffer Status Test results for individual packet buffer.
Loopback Status Test results for the loopback test.

This example shows how to display test results for module 10 (an FDDI module):

Console> (enable) show test 10
Module 10 : 2-port MM MIC FDDI
Module 10 : FDDI Module Status: (. = Pass, F = Fail, U = Unknown)
FDDI Control Processor (FCP) Status:
  ROM:  .   RAM:  .   Flash-EEPROM: .   Dpram: .
  Switch Memory Status:
  RAM:  .   Cache-SRAM: .    DmpCom: .    Loadgen: .
FDDI Status:
  Port A Access:   .  Port B Access:   .
  Port A Loopback: .  Port B Loopback: .
  MAC Access:      .  MAC Buffer R/W:  .
  MAC Internal LB: .  MAC External LB: .
  CAM:  . . . .
Data Movement Processor (DMP) Status:
  Flash-EEPROM: .   RAM: .  SRAM: . COMM: .
  Switch Memory Status:
  RAM: .  Cache-SRAM: .
FDDI Status:
  MAC Access:            .   MAC Buffer R/W:        .
  MAC Internal LB:       .   MAC External LB:       .  LoadGen:.
  FBIGA Access:          .   FBIGA->MAC Buffer R/W: .
  FBIGA->MAC TxDMA:      .   FBIGA->MAC RxDMA:      .
  FBIGA->MAC Internal LB:.   FBIGA->MAC External LB:.  LoadGen:.
Bus Interface Status:
  SBIGA Access:          .   SBIGA->SAGE RxDMA:     .  SBIGA<-SAGE TxDMA:.
  Biga Loop Access:      .   Biga Loop Rx:          .  Biga Loop Tx:     .
LCP Diag Status for Module 10  (. = Pass, F = Fail, N = N/A)
 CPU         : .    Sprom    : .    Bootcsum : .    Archsum  : N
 RAM         : .    LTL      : .    CBL      : .    DPRAM    : .   SAMBA : N
 Saints      : .    Pkt Bufs : .    Repeater : N    FLASH    : N
 SAINT/SAGE Status :
  Ports 1
  --------
        .
 Packet Buffer Status :
  Ports 1
  --------
        .
 Loopback Status :
  Ports 1
  --------
        .
Console> (enable)

Table 8-28 describes the fields in the show test command output for an FDDI module.


Table 8-28: show test Command Output Fields
Field Description
Module 10 Indicates that the subsequent test results apply to the module 10. The module type is indicated as well.
FDDI Control Processor (FCP) Status Fields that indicate the FCP status.
ROM Test results for the ROM.
RAM Test results for the RAM.
Flash-EEPROM Test results for the Flash EEPROM.
Dpram Test results for the dynamic PRAM.
Switch Memory Status Fields that indicate the switch memory status.
RAM Test results for the RAM.
Cache-SRAM Test results for the queue SRAM.
DmpCom Test results for communication block.
Loadgen Test results for MAC LoadGen test.
FDDI Status Fields that indicate FDDI status.
Port A Access Test results for port A PHY register test.
Port B Access Test results for port B PHY register test.
Port A Loopback Test results for port A PHY loopback test.
Port B Loopback Test results for port B PHY loopback test.
MAC Access Test results for MAC register test.
MAC Buffer R/W Test results for MAC buffer memory test.
MAC Internal LB Test results for MAC internal loopback test.
MAC External LB Test results for MAC external loopback test.
CAM Test results for the CAM.
Data Movement Processor (DMP) Status Fields that indicate the DMP status.
Flash-EEPROM Test results for the Flash EEPROM.
RAM Test results for the RAM.
SRAM Test results for the SRAM test.
COMM Test results for communication block.
Switch Memory Status Fields that indicate the switch memory status.
RAM Test results for the RAM.
Cache-SRAM Test results for the queue SRAM.
FDDI Status Fields that indicate FDDI status.
MAC Access Test results for MAC register test.
MAC Buffer R/W Test results for MAC buffer memory test.
MAC Internal LB Test results for MAC internal loopback test.
MAC External LB Test results for MAC external loopback test.
LoadGen Test results for MAC LoadGen test.
FBIGA Access Test results for FBIGA register test.
FBIGA->MAC Buffer R/W Test results for FBIGA buffer memory test.
FBIGA->MAC TxDMA Test results for FBIGA transmit test.
FBIGA->MAC RxDMA Test results for FBIGA receive test
FBIGA->MAC Internal LB Test results for FBIGA internal loopback test.
FBIGA->MAC External LB Test results for FBIGA external loopback test.
LoadGen Test results for FBIGA LoadGen test.
Bus Interface Status Fields that indicate bus interface status.

show time

Use the show time command to display the current time of day in the system clock.

show time
Syntax Description

This command has no keywords or arguments.

Default

This command has no default setting.

Command Type

Switch command.

Command Mode

Normal.

Example

This example shows how to display the current time:

Console> (enable) show time
Mon May 12 1997, 02:54:50
Console> (enable)

The output shows the day of the week, month, day, year, hour, minutes, and seconds.

Related Command

set time

show timezone

Use the show timezone command to display the current time zone and offset.

show timezone
Syntax Description

This command has no arguments or keywords.

Default

This command has no default setting.

Command Type

Switch command.

Command Mode

Normal.

Example

This example shows how to display the current time zone and offset:

Console> (enable) show timezone
Timezone set to 'pst', offset from UTC is -8 hours
Console> (enable)
Related Commands

clear timezone
set timezone

show trunk

Use the show trunk command to display trunking information for the switch.

show trunk [mod_num[/port_num]]
Syntax Description
mod_num (Optional) Module number.
port_num (Optional) Port number.
Default

This command has no default setting.

Command Type

Switch command.

Command Mode

Normal.

Usage Guideline

The RSM port displays as a port that is always trunking, with allowed and active VLANs for each VLAN configured on the RSM.

Example

This example shows how to display trunking information for the switch:

Console> (enable) show trunk
Port      Mode       Status
--------  ---------  ------------
 5/1-2    on         trunking
Port      Vlans allowed on trunk
--------  ---------------------------------------------------------------------
 5/1-2    1-1000
Port      Vlans allowed and active in management domain
--------  ---------------------------------------------------------------------
 5/1-2
Port      Vlans in spanning tree forwarding state and not pruned
--------  ---------------------------------------------------------------------
 5/1-2
Console> (enable)

Table 8-29 describes the fields in the show trunk command output.


Table  8-29: show trunk Command Output Fields
Field Description
Port Module and port number(s).
Mode Indicates the trunk administrative status of the port (on, off, auto, or desirable).
Status Indicates whether the port is trunking (trunking or nontrunking).
Vlans allowed on trunk Range of VLANs allowed to go on the trunk (default is 1 to 1000).
Vlans allowed and active in management domain Range of active VLANs within the allowed range.
Vlans in spanning tree forwarding state and not pruned Range of VLANs that actually go on the trunk with Spanning-Tree Protocol forwarding state.
Related Command

set trunk

show users

Use the show users command to show whether the console port is active, and to list all active Telnet sessions with the IP address or IP alias of the originating host.

show users [noalias]
Syntax Description
noalias (Optional) Keyword used to indicate, not to display, the IP alias; the IP address is displayed.
Default

This command has no default setting.

Command Type

Switch command.

Command Mode

Normal.

Example

This example shows how to display the users of the active Telnet sessions:

Console> (enable) show users
Console Port
------------
Active
Telnet Sessions                           User
----------------------------------------  ------------------------------
172.16.10.75
172.16.10.75
171.31.1.203
Console> (enable)

The output shows the state of the console port (Active or Inactive) and the IP address or IP alias of each active Telnet session.

Related Command

disconnect

show version

Use the show version command to display software and hardware version information for switching and supervisor modules only.

show version
Syntax Description

This command has no keywords or arguments.

Default

This command has no default setting.

Command Type

Switch command.

Command Mode

Normal.

Example

This example shows how to display the software and hardware versions:

Console> (enable) show version
WS-C5000 Software, Version McpSW: 2.3(120) NmpSW: 2.3(120)
Copyright (c) 1995,1996 by Cisco Systems
NMP S/W compiled on May 12 1997, 06:50:40
MCP S/W compiled on May 12 1997, 07:06:41
System Bootstrap Version: 2.2(2)
Hardware Version: 2.0  Model: WS-C5000  Serial #: 004993621
Module Ports Model      Serial #  Hw     Fw      Fw1     Sw
------ ----- ---------- --------- ------ ------- ------- --------------------
1      2     WS-X5009   004993621 2.0    2.2(2)  2.2(1)  2.3(120)
2      12    WS-X5213   003630659 1.2    1.4             2.3(120)
3      2     WS-X5101   003389357 1.1    1.1     1.3     2.2(208)
4      2     WS-X5101   002615824 1.0    1.146   1.3     2.1(704)
5      2     WS-X5158   004348990 1.0    1.3     1.3     3.2(3)
        DRAM              FLASH              NVRAM
Module Total   Used    Free    Total  Used   Free  Total  Used  Free
------ -------  ------ ------  -----  ----   ----  -----  ----  ----
2       32640K  11605K  21035K  8192K  8119K  73K    512K  138K  374K

Table 8-30 describes the fields in the show version command output.


Table  8-30: show version Command Output Fields
Field Description
McpSW Version number of the MCP software.
NmpSW Version number of the NMP software.
NMP S/W compiled on Date and time that the NMP software was compiled.
MCP S/W compiled on Date and time that the MCP software was compiled.
System Bootstrap Version System bootstrap version number.
Hardware Version Hardware version number.
Model Switch model number.
Serial # Switch serial number.
Module Module number.
Ports Number of ports on the module.
Model Model number of the module.
Serial # Serial number of the module.
Hw Hardware version of the module.
Fw Version of the firmware installed on the module.
Fw1 Version of the second firmware image on the module, if present.
Sw Version of the software installed on the module.
DRAM Total dynamic RAM installed on the module.
FLASH Total Flash memory installed on the module.
NVRAM Total NVRAM installed on the module.
Used Amount of NVRAM in use.
Available Amount of NVRAM available.
Uptime is Number of uninterrupted days, hours, minutes, and seconds the system has been up and running.

show vlan

Use the show vlan command to display VLAN information.

show vlan [vlan] [trunk | notrunk]
Syntax Description
vlan (Optional) Number of the VLAN. If the VLAN number is not specified, all VLANs are displayed.
trunk (Optional) Keyword that forces the display to show information only on trunk ports.
notrunk (Optional) Keyword that forces the display to show information only on nontrunk ports.
Default

This command has no default setting.

Command Type

Switch command.

Command Mode

Normal.

Usage Guideline

Each Ethernet switch port and Ethernet repeater group belongs to only one VLAN. Trunk, FDDI/CDDI, and ATM ports can be on multiple VLANS.

Example

This example shows how to display information for all VLANs:

Console> (enable) show vlan 
VLAN Name                             Status    Mod/Ports, Vlans
---- -------------------------------- --------- ----------------------------
1    default                          active    1/2
                                                2/1-48
10   ether-test                       suspend
901  ether-test2                      suspend
999  brf-999                          suspend
1002 fddi-default                     active
1003 token-ring-default               active    3/7-8,3/10-16
1004 fddinet-default                  active
1005 trnet-default                    active
 
 
VLAN Type  SAID       MTU   Parent RingNo BrdgNo Stp  BrdgMode Trans1 Trans2
---- ----- ---------- ----- ------ ------ ------ ---- -------- ------ ------
1    enet  100001     1500  -      -      -      -    -        0      0
10   enet  100010     1500  -      -      -      -    -        0      0
901  enet  100901     1500  -      -      -      -    -        0      0
999  trbrf 100999     4472  -      -      0xe    ieee -        0      0
1002 fddi  101002     1500  -      0x0    -      -    -        0      0
1003 trcrf 101003     1500  0      0x0    -      -    -        0      0
1004 fdnet 101004     1500  -      -      0x0    ieee -        0      0
1005 trbrf 101005     1500  -      -      0x0    ibm  -        0      0
VLAN AREHops STEHops Backup CRF
---- ------- ------- ----------
1003 7       7       off

Table 8-31 describes the fields in the show vlan command output.


Table 8-31: Show vlan Command Field Descriptions
Field Description
VLAN VLAN number.
Name Name, if configured, of the VLAN.
Status Status of the VLAN (active or suspend).
Mod/Ports, VLANs Ports that belong to the VLAN.
Type Media type of the VLAN.
SAID Security association ID value for the VLAN.
MTU Maximum transmission unit size for the VLAN.
Parent Parent VLAN, if a parent VLAN exists.
RingNo Ring number for the VLAN, if applicable.
BrdgNo Bridge number for the VLAN, if applicable.
Stp Spanning-Tree Protocol type used on the VLAN.
BrdgMode Bridging mode for this VLAN. Possible values are SRB and SRT. The default is SRB.
Trans1 First translational VLAN used to translate FDDI or Token Ring to Ethernet.
Trans2 Second translational VLAN used to translate FDDI or Token Ring to Ethernet.
AREHops Maximum number of hops for all-routes explorer frames. Possible values are 1 through 13. The default is 7.
STEHops Maximum number of hops for spanning-tree explorer frames. Possible values are 1 through 13. The default is 7.
Backup CRF Whether the TrCRF is a backup path for traffic.
Related Commands

set trunk
set vlan
show trunk

show vmps

Use the show vmps command to display VMPS configuration information.

show vmps [noalias]
Syntax Description
noalias (Optional) Keyword that forces the display to show IP addresses, not IP aliases.
Default

This command has no default settings.

Command Type

Switch command.

Command Mode

Normal.

Example

This example shows how to display VMPS configuration information:

Console> (enable) show vmps
VMPS Configuration:
-------------------
Management Domain:    (null)
State:                disabled
Operational Status:   inactive
TFTP Server:          default
TFTP File:            vmps-config-database.1
Fallback VLAN:        (null)
Secure Mode:          open
VMPS No Domain Req:   allow
NMP-2.3> (enable)

Table 8-32 describes the fields in the show vmps command output.


Table 8-32: show vmps Command Output Fields
Field Description
Management Domain Management domain supported by this server.
State Status on whether VMPS is enabled or disabled.
Operational Status VMPS status (active, inactive, or downloading).
TFTP Server IP address of the VMPS server.
TFTP File VMPS configuration filename.
Fallback VLAN VLAN assigned if a VLAN is not assigned to a MAC address in the database.
Secure Mode Secure mode status (open or secure).
VMPS No Domain Req Status on whether the server will accept requests from clients with no domain name.

show vmps mac

Use the show vmps mac command to display the MAC-address-to-VLAN mapping table.

show vmps mac [mac_addr]
Syntax Description
mac_addr (Optional) MAC address for which to see mapping information. If no MAC address is specified, the entire mapping table is displayed.
Default

This command has no default setting.

Command Type

Switch command.

Command Mode

Normal.

Example

This example shows the entire MAC-address-to-VLAN mapping table:

Console> show vmps mac
MAC Address       VLAN Name Last Requestor  Port ID Last Accessed Last Response
----------------- --------- --------------- ------- ------------- -------------
00-00-c0-23-c8-34 Hardware  198.4.222.111   3/5     0, 01:25:30   Success
00-00-c0-25-c9-42 --NONE--  198.4.222.111   2/1     0, 05:20:00   Denied
Console>

Table 8-33 describes the fields in the show vmps mac command output.


Table  8-33: show vmps mac Command Output Fields
Field Description
MAC Address MAC address.
VLAN Name VLAN name assigned to the MAC Address.
Last Requestor IP address of the client that last requested VLAN assignment for this MAC address.
Port ID Port ID in the last request.
Last Accessed Time when the last request was processed for this MAC address.
Last Response Response sent by the server for the last request.
Related Command

show vmps

show vmps statistics

Use the show vmps statistics command to display the VMPS statistics (based on the results of the reconfirm vmps command).

show vmps statistics
Syntax Description

This command has no keywords or arguments.

Default

This command has no default setting.

Command Type

Switch command.

Command Mode

Normal.

Example

This example shows how to display the VMPS statistics:

Console> show vmps statistics
VMPS Statistics:
Last Enabled At:                   2,01:30:05
Config Requests:                   20
Invalid Requests:                  0
Status 'Error' Responses:          0
Status 'Deny' Responses:           5
MAC Address of Last Failed Request: 00-60-00-cc-01-02
Console>

Table 8-34 describes the fields in the show vmps statistics command output.


Table  8-34: show vmps statistics Command Output Fields
Field Description
Last Enabled At Time when the VMPS was enabled.
Config Requests Number of configuration requests.
Invalid Requests Number of invalid requests.
Status 'Error' Responses Number of error responses.
Status 'Deny' Responses Number of "Access Denied" and "Port Shutdown" responses.
MAC Address of Last Failed Request MAC address of the last request for which the response was not successful.
Related Commands

show vmps
reconfirm vmps

show vmps vlan

Use the show vmps vlan command to display all the MAC addresses assigned to a VLAN in the VMPS table.

show vmps vlan vlan_name
Syntax Description
vlan_name Name or number of the VLAN.
Default

This command has no default setting.

Command Type

Switch command.

Command Mode

Normal.

Example

This example shows how to display all MAC addresses assigned to the Hardware VLAN in the VMPS table:

Console> show vmps vlan Hardware
MAC Address       VLAN Name Last Requestor  Port ID Last Accessed Last Response
----------------- --------- --------------- ------- ------------- -------------
00-00-c0-23-c8-34 Hardware  198.4.222.111   3/5     0, 01:25:30   Success
Console>

Table 8-35 describes the fields in the show vmps vlan command output.


Table  8-35: show vmps vlan Command Output Fields
Field Description
MAC Address MAC address.
VLAN Name VLAN name assigned to the MAC address.
Last Requestor IP address of the client that last requested VLAN assignment for this MAC address.
Port ID Port ID in the last request.
Last Accessed Time when the last request was processed for this MAC address.
Last Response Response sent by the server for the last request.
Related Command

show vmps

show vmps vlanports

Use the show vmps vlanports command to display ports belonging to a restricted VLAN.

show vmps vlanports vlan_name
Syntax Description
vlan_name Name or number of the VLAN.
Default

This command has no default setting.

Command Type

Switch command.

Command Mode

Normal.

Example

This example shows how to display the VLAN ports in the Engineering VLAN:

Console> show vmps vlanports Engineering
VLAN Name       Device ID       Port ID
--------------- --------------- ----------
Engineering     172.20.220.110  2/4
Console>

Table 8-36 describes the fields in the show vmps vlanports command output.


Table  8-36: show vmps vlanports Command Output Fields
Field Description
VLAN Name Restricted VLAN name.
Device ID IP address of the client on which this VLAN is allowed.
Port ID ID of the port on the client on which this VLAN is allowed.
Related Command

show vmps

show vtp domain

Use the show vtp domain command to display VTP domain information.

show vtp domain
Syntax Description

This command has no keywords or arguments.

Default

This command has no default setting.

Command Type

Switch command.

Command Mode

Normal.

Example

This example shows how to display VTP domain information:

Console> (enable) show vtp domain
Domain Name                      Domain Index VTP Version Local Mode
-------------------------------- ------------ ----------- -----------
SNMPTEST                         1            2           server
Vlan-count Max-vlan-storage Config Revision Notifications
---------- ---------------- --------------- -------------
15         1023             5               disabled
Last Updater    V2 Mode Pruning  PruneEligible on Vlans
--------------- ------- -------- -------------------------
172.20.44.30    enabled disabled 2-1000
Console> (enable)

Table 8-37 describes the fields in the show vtp domain command output.


Table 8-37: show vtp domain Command Output Fields
Field Description
Domain Name Name of the VTP domain.
Domain Index Domain index number of the domain.
VTP Version VTP version number.
Local Mode VTP mode (server, client, or transparent).
Vlan-count Total number of VLANs in the domain.
Max-vlan-storage Maximum number of VLANs allowed on the device.
Config Revision VTP revision number, used to exchange VLAN information.
Notifications Notifications to SNMP (enabled or disabled).
Last Updater IP address through which VTP was last updated.
V2 Mode Status on whether VTP V2 mode is enabled or disabled.
Pruning Status on whether VTP pruning is enabled or disabled.
PruneEligible on Vlans VLANs on which pruning is allowed.
Related Commands

set vtp
show vtp statistics

show vtp statistics

Use the show vtp statistics command to display VTP statistics.

show vtp statistics
Syntax Description

This command has no keywords or arguments.

Default

This command has no default setting.

Command Type

Switch command.

Command Mode

Normal.

Example

This example shows how to display VTP statistics:

Console> show vtp statistics
VTP statistics:
summary advts received          0
subset  advts received          0
request advts received          0
summary advts transmitted       1
subset  advts transmitted       1
request advts transmitted       0
No of config revision errors    0
No of config digest errors      0
VTP pruning statistics:
Trunk     Join Trasmitted  Join Received  Summary advts received from
                                          non-pruning-capable device
--------  ---------------  -------------  ---------------------------
 5/1-2
Console>

Table 8-38 describes the fields in the show vtp statistics command output.


Table 8-38: show vtp statistics command output
Field Description
summary advts received Total number of summary advt received.
subset advts received Total number of subset advt received.
request advts received Total number of request advts received.
summary advts transmitted Total number of summary advts transmitted.
subset advts transmitted Total number of subset advts transmitted.
request advts transmitted Total number of request advts transmitted.
No of config revision errors Number of config revision errors that have occurred.
No of config digest errors Number of config revision digest errors that have occurred.
Trunk Trunk port participating in VTP pruning.
Join Trasmitted Number of VTP-Pruning Joins transmitted.
Join Received Number of VTP-Pruning Joins received.
Summary advts received from nonpruning-capable device Number of Summary advts received from nonpruning-capable devices.
Related Commands

set vtp
show vtp statistics

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