Table of Contents

Numerics
A
B
C
D
E
F
G
H
I
K
L
M
N
P
Q
R
S
T
U
V

Index

Numerics

10/100 port speed, setting          4-4

A

address table

switching          4-2

addresses

IP, see IP addresses

MAC, see MAC addresses

administration

overview          1-6

switch          13-1

advertisements, VTP          8-3

aliases, IP

syntax          2-5

All-Routes Explorers

maximum hops          8-21

authentication

local, disabling          11-9

TACACS+

configuration guidelines          11-8

default configuration          11-8

disabling          11-11

enabling          11-9

key, specifying          11-10

login attempts allowed          11-11

overview          11-7

timeout interval          11-11

autonegotiation

duplex          4-5

speed          4-4

trunks          6-1

B

Backbone Fast Convergence

See BackboneFast

BackboneFast

disabling          7-21

displaying statistics          7-21

enabling          7-20

overview          7-18

banner

See login banner

baud rate, setting          3-11

blocking state, STP          7-6

BOOT environment variable

clearing          3-13

default          3-10

displaying          3-13

overview          3-9

setting          3-13

boot field, setting          3-11

boot image, supervisor engine          3-15

booting

configuration register

setting          3-12

ignoring NVRAM          3-12

BOOTP server          3-6

BPDUs, overview          7-3

bridge forward delay, STP          7-15

bridge hello time, STP          7-15

bridge maximum aging time, STP          7-15

bridge priority, STP          7-15

bridge protocol data units

See BPDUs

broadcast suppression          12-7

disabling          12-8

enabling          12-8

C

CDP

configuring          10-9

overview          10-8

channel modes, EtherChannel (table)          5-2

checksum, verifying Flash file          14-21

Cisco Discovery Protocol

See CDP

CiscoWorks2000          10-4

classified frames          9-2

clear boot system flash command          3-13

CLI

help          2-4

ROM monitor          2-1

switch

accessing          2-2

help          2-4

history substitution          2-4

IP addresses, syntax          2-5

IP aliases, syntax          2-5

MAC addresses, syntax          2-5

operating          2-3

overview          2-2

ports, syntax          2-5

clock, setting          13-10

command line processing          2-3

community strings

defining          10-3

overview          10-2

configuration files

configuring from Flash          14-15

creating          14-13

downloading

preparation          14-13

TFTP          14-14

guidelines for creating          14-12

running configuration

downloading from TFTP          14-14

uploading to TFTP          14-16

uploading          14-16

preparation          14-15

configuration register

boot field, setting          3-11

default setting          3-10

ignoring NVRAM at boot          3-12

overview          3-9

ROM monitor console port baud rate          3-11

setting          3-12

console port

downloading software images

example PC download          14-9

example UNIX download          14-10

PC procedure          14-6

preparation          14-5

UNIX procedure          14-7

establishing a connection          3-3

redundant supervisor and          3-15

ROM monitor baud rate          3-11

SLIP and          3-6

contact, setting          13-9

conventions, documentation          xiii

CoS

drop thresholds

mapping          9-9

receive          9-2

transmit          9-3

for MAC/VLAN          9-3, 9-7

for port          9-2, 9-6

values          9-1

values from untrusted ports          9-2

D

date, setting          13-10

daylight saving time

disabling adjustment          13-14

enabling adjustment          13-14

default configuration

DNS          13-5

Ethernet          4-2

Fast Ethernet          4-2

Fast Ethernet trunks          6-3

Gigabit Ethernet          4-2

Gigabit Ethernet trunks          6-3

IP permit list          11-4

NTP          13-11

QoS          9-4

SNMP          10-3

spanning-tree          7-10

supervisor engine          3-1

supervisor engine boot configuration          3-10

system message logging          10-12

TACACS+ authentication          11-8

VLANs          8-17

VTP          8-5

default gateway, configuring          3-4

disabled state, STP          7-9

DNS

default configuration          13-5

disabling          13-7

domain

clearing          13-7

setting name          13-6

enabling          13-6

overview          13-5

server

clearing          13-6

specifying          13-6

setting up          13-6

system name and          13-7

system prompt and          13-7

document

conventions          xiii

organization          xii

documentation, related          xiv

domain name

clearing          13-7

setting          13-6

Domain Name System

See DNS

downloading

configuration files

preparation          14-13

TFTP          14-14

software images

overview          14-1

preparation          14-2

drop thresholds

CoS mapping          9-9

receive queue          9-2, 9-6

transmit queue          9-3, 9-7

DTP

non-Cisco devices and          6-3

overview          6-1

duplex

Fast Ethernet          4-5

Gigabit Ethernet          4-5

Dynamic Trunking Protocol

See DTP

E

enable password          3-7

encapsulation, trunks (table)          6-2

error messages

see system message logging

EtherChannel

channel modes (table)          5-2

configuration guidelines          5-3

configuring          5-1, 5-4

overview          5-1

PAgP and          5-2

Ethernet

autonegotiation, speed          4-4

checking connectivity          4-5

default configuration          4-2

modules, overview          1-2

overview          4-1

port duplex, setting          4-5

port name, setting          4-3

port priority, setting          4-4

port speed, setting          4-4

protocol filtering

See protocol filtering

trunks

see trunks

examples, conventions          xiii

F

Fast Ethernet

checking connectivity          4-5

default configuration          4-2

Fast EtherChannel

See EtherChannel

modules, overview          1-2

overview          4-1

port duplex, setting          4-5

port name, setting          4-3

port priority, setting          4-4

port speed, setting          4-4

trunks

See trunks

features, new

hardware (table)          ix

software (table)          x

filters, port

See secure port filtering

Flash file system

checksum, verifying          14-21

copying files          14-18

default device, setting          14-17

deleting files          14-20

formatting device          14-21

listing files          14-17

overview          14-16

restoring deleted files          14-20

verifying file checksum          14-21

Flash PC card, formatting          14-21

Flash synchronization

examples          3-19

flow control

configuring          4-6

keywords (table)          4-6

formatting Flash devices          14-21

forward delay timer variable          7-2

forwarding state, STP          7-8

frame classification          9-2

G

gateway, configuring          3-4

Gigabit Ethernet

checking connectivity          4-5

default configuration          4-2

duplex          4-5

flow control          4-6

flow control keywords (table)          4-6

modules, overview          1-2

overview          4-1

port name, setting          4-3

port priority, setting          4-4

protocol filtering

See protocol filitering

trunks

See trunks

H

hardware, new features (table)          ix

hello time variable          7-2

help          2-4

history

switch CLI          2-4

hops, All-Routes Explorers and          8-21

I

ICMP

ping

executing          13-2

overview          13-2

testing connectivity with          4-5

time exceeded messages          13-3

traceroute and          13-3

IEEE 802.1Q

configuring          6-5

overview          6-1

IGMP snooping

configuration guidelines          12-2

disabling          12-5

enabling          12-2

multicast router ports

clearing          12-4

specifying          12-3

statistics, viewing          12-4

images

See software images

in-band (sc0) interface

see sc0 interface

inferior BPDU, BackboneFast and          7-18

interfaces

in-band (sc0)          3-2, 8-12

SLIP (sl0)          3-2

Internet Group Management Protocol

See IGMP snooping

Internet protocols, supported          1-7

IP

default gateway, configuring          3-4

static routes          3-5

subnetworks, VLANs and          8-12

IP addresses

adding to IP permit list          11-4

clearing from IP permit list          11-6

setting on supervisor          3-3

syntax          2-5

IP aliases, syntax          2-5

IP permit list

addresses, adding          11-4

clearing entries          11-6

default configuration          11-4

disabling          11-6

enabling          11-5

overview          11-3

IP supernetting          3-3

IP traceroute

executing          13-4

overview          13-3

ISL

configuring          6-4

example configuration          6-8

overview          6-1

K

Kermit

example downloads

PC procedure          14-9

UNIX procedure          14-10

PC software download procedure          14-6

preparing to download software images          14-5

UNIX software download procedure          14-7

key, TACACS+          11-10

keyboard shortcuts          2-3

L

learning state, STP          7-8

listening state, STP          7-7

load sharing, trunking and          6-9

location, setting          13-9

logging

see system message logging

login banner

clearing          13-10

configuring          13-9

overview          13-9

M

MAC addresses

address table          4-2

blocking          11-1

secure port filtering and          11-1

syntax          2-5

mask

see netmask

maximum age timer variable          7-2

message-of-the-day

See login banner

messages

see system message logging

metric values, Switch TopN Reports utility (table)          10-17

MIBs          1-8

modules

Ethernet, Fast Ethernet, Gigabit Ethernet

configuring          4-1

overview          1-2

MOTD

See login banner

multicast traffic

broadcast suppression          12-7

disabling          12-8

enabling          12-8

IGMP snooping          12-2

overview          1-5

router

clearing ports, IGMP snooping          12-4

IGMP snooping ports, specifying          12-3

SPAN and          10-7

N

name, setting port          4-3

netmask

assigning          3-3

network management          1-8

configuring          10-1

overview          1-4

network management system

see NMS

network security

See security

Network Time Protocol

See NTP

NMS          10-2

SNMP, configuring from          10-3

SPAN, configuring from          10-7

NTP

broadcast-client mode

configuring          13-12

disabling          13-15

client mode

configuring          13-13

disabling          13-15

daylight saving time adjustment

disabling          13-14

enabling          13-14

default configuration          13-11

disabling          13-15

overview          13-11

server

clearing          13-15

specifying          13-13

time zone

clearing          13-15

setting          13-14

NVRAM

ignoring content at boot          3-12

synchronization in redundant supervisor          3-15

P

PAgP          5-2

passwords

enable          3-7

privileged          3-7

user          3-7

PC card

see Flash PC card

PCMCIA

See Flash PC card

permit list

See IP permit list

ping

executing          13-2

overview          13-2

testing connectivity          4-5

Port Aggregation Protocol

See PAgP

PortFast, configuring          7-14

ports

capabilities, checking          13-4

cost, STP          7-12

duplex          4-5

filtering

See secure port filtering

name          4-3

port-VLAN cost, STP          7-13

priority          4-4

STP          7-11

speed

10/100 Ethernet          4-4

syntax          2-5

VLAN assignments          8-22

VLAN priority, STP          7-12

priority

Ethernet ports          4-4

Fast Ethernet ports          4-4

Gigabit Ethernet ports          4-4

STP          7-11

privileged password          3-7

prompt

configuring          13-8

overview          13-7

protocol filtering

configuring          4-10

overview          4-9

protocol support          4-10

pruning, VTP

See VTP, pruning

Q

QoS

configuring          9-1

CoS

drop thresholds, mapping          9-9

drop thresholds, receive          9-2

drop thresholds, transmit          9-3

for MAC/VLAN          9-3, 9-7

for port          9-2, 9-6

values          9-1

values from untrusted ports          9-2

default configuration          9-4

disabling          9-5

enabling          9-5

frame classification          9-2

information display command          9-10

overview          1-3

receive queue          9-2

drop thresholds          9-6

revert to defaults          9-5

statistics          9-9

transmit queue          9-3

bandwidth allocation          9-8

drop thresholds          9-7

size          9-8

trusted and untrusted ports          9-2, 9-6

Quality of Service

See QoS

R

receive queue          9-2

drop thresholds          9-6

redundant supervisor engine

See supervisor engine, redundant

Remote Monitoring

See RMON

Resource Manager Essentials          10-4

RMON

enabling          10-5

overview          10-5

viewing data          10-6

ROM monitor

BOOT environment variable and          3-9

boot process and          3-8

CLI          2-1

configuration register and          3-9

console port baud rate          3-11

root switch

parameters (table)          7-2

primary, configuring          7-14

secondary, configuring          7-15

STP and          7-2

STP stability and          7-3

router, multicast          12-3

runtime image          3-15

S

sc0 interface

IP address, assigning          3-3

overview          3-2

VLAN assignment          8-12

secure port filtering

configuring          11-2

disabling          11-2

overview          11-1

security

configuring          11-1

IP permit list          11-3

overview          1-5

passwords, configuring          3-7

secure port filtering          11-1

TACACS+ authentication          11-6

serial download

example PC software image download          14-9

example UNIX software image download          14-10

PC software image download procedure          14-6

preparing to download          14-5

UNIX software image download procedure          14-7

Simple Network Management Protocol

See SNMP

sl0 interface          3-2

SLIP

console port and          3-6

sl0 interface          3-2

SNMP

community strings

defining          10-3

overview          10-2

configuring          10-3

default configuration          10-3

MIBs          1-8

NMS and          10-3

overview          10-2

software images

downloading

overview          14-1

preparation          14-2

supervisor engine, description          1-1

uploading          14-11

preparation          14-11

software, new features (table)          x

SPAN

configuring          10-7

disabling          10-8

multicast traffic          10-7

NMS and          10-7

overview          10-6

spanning-tree backbone fast convergence

See BackboneFast

spanning-tree PortFast

See PortFast

Spanning-Tree Protocol

See STP

spanning-tree UplinkFast

See UplinkFast

speed

10/100 Ethernet port, setting          4-4

standby supervisor engine

See supervisor engine, redundant

static route, configuring          3-5

STP

BPDUs and          7-3

bridge forward delay, setting          7-15

bridge hello time, setting          7-15

bridge maximum aging time, setting          7-15

bridge priority, setting          7-15

default configuration          7-10

disabling          7-16

enabling          7-10

forward delay timer variable          7-2

hello time variable          7-2

maximum age timer variable          7-2

overview          1-3, 7-1

port cost, configuring          7-12

port priority, configuring          7-11

port states

blocking          7-6

disabled          7-9

forwarding          7-8

learning          7-8

listening          7-7

overview          7-4

port VLAN priority, configuring          7-12

PortFast, configuring          7-14

port-VLAN cost          7-13

root switch

election          7-2

parameters (table)          7-2

primary          7-14

secondary          7-15

stable topology and          7-3

subnet mask

see netmask

supervisor engine

BOOT environment variable

clearing          3-13

default          3-10

displaying          3-13

overview          3-9

setting          3-13

boot image, supervisor engine          3-15

BOOTP server and          3-6

configuration register

boot field, setting          3-11

ignore NVRAM, setting          3-12

overview          3-9

ROM monitor baud rate, setting          3-11

setting          3-12

configuring          3-1

console port

establishing connection          3-3

ROM monitor baud rate          3-11

SLIP and          3-6

default boot configuration          3-10

default configuration          3-1

default gateways          3-4

Flash file system

See Flash file system

IP address, setting          3-3

preparing to configure          3-2

redundant

configuration guidelines          3-17

console port and          3-15

Flash synchronization examples          3-19

forcing switchover to standby          3-19

NVRAM synchronization          3-15

overview          1-6, 3-14

slot assignment          3-14

verifying status          3-17

ROM monitor          3-8

software description          1-1

startup configuration          3-8

static routes          3-5

switchover          3-19

uploading software images          14-11

switch administration

overview          1-6

procedures          13-1

switch CLI

accessing          2-2

help          2-4

history substitution          2-4

IP addresses, syntax          2-5

IP aliases, syntax          2-5

MAC addresses, syntax          2-5

operating          2-3

overview          2-2

ports, syntax          2-5

switch software images

see software images

Switch TopN Reports utility

background execution          10-18

foreground execution          10-17

metric values (table)          10-17

overview          10-17

running          10-18

viewing          10-18

Switched Port Analyzer

See SPAN

switching address table          4-2

switchover

See supervisor engine, switchover

synchronization

see supervisor engine, redundant          3-16

syslog

configuring          10-12

daemon, configuring          10-13

default configuration          10-12

example configurations          10-15

facilities (table)          10-11

message format          10-12

message log, displaying          10-14

overview          10-10

server, configuring          10-13

severity levels (table)          10-11

Telnet logging          10-14

system clock, setting          13-10

system contact, setting          13-9

system location, setting          13-9

system message logging

configuring          10-12

daemon, configuring          10-13

default configuration          10-12

example configuration          10-15

facilities (table)          10-11

message format          10-12

message log, displaying          10-14

overview          10-10

server, configuring          10-13

severity levels (table)          10-11

syslog daemon, configuring          10-13

Telnet logging          10-14

system name

clearing          13-8

configuring          13-8

overview          13-7

system prompt

configuring          13-8

overview          13-7

T

TACACS+

configuration guidelines          11-8

default configuration          11-8

disabling          11-11

enabling          11-9

key, specifying          11-10

local authentication, disabling          11-9

login attempts allowed          11-11

overview          11-7

timeout interval          11-11

Telnet

accessing CLI          2-2, 13-1

TFTP

downloading configuration files          14-13

uploading configuration files          14-15, 14-16

uploading software images          14-11

time zone

clearing          13-15

setting          13-14

time, setting          13-10

tip command          3-3

Token Ring

VLANs

overview          8-13

TrBRF          8-14

TrCRF          8-15

VTP version 2          8-3

TopN reports

See Switch TopN Reports utility

traceroute

See IP traceroute

transmit queue

bandwidth allocation          9-8

drop thresholds          9-7

size          9-8

TrBRF

creating          8-19

modifying          8-19

overview          8-14

TrCRF

All-Routes Explorer maximum hops          8-21

backup          8-21

creating          8-20

modifying          8-20

overview          8-15

troubleshooting

IP permit list (Caution)          11-5, 11-6

system message logging and          10-10

TACACS+ local authentication (Caution)          11-9

trunks

allowed VLANs          6-6

autonegotiation          6-1

default configuration          6-3

disabling          6-7

encapsulations (table)          6-2

example configurations

ISL          6-8

load sharing          6-9

IEEE 802.1Q, configuring          6-5

ISL, configuring          6-4

ISL/802.1Q negotiating, configuring          6-6

modes (table)          6-2

overview          6-1

possible configurations (table)          6-2

VLANs, allowed          6-6

trusted port          9-2, 9-6

U

UDLD protocol

disabling          4-8

enabling          4-7

unclassified frames          9-2

UniDirectional Link Detection protocol

see UDLD protocol

UNIX workstation

software image download examples          14-10

software image download procedure          14-7

untrusted port          9-2, 9-6

UplinkFast

configuring          7-17

overview          7-16

uplink groups          7-16

UplinkFast Switchover

See UplinkFast

uploading

configuration files

preparation          14-15

running configuration          14-16

software images          14-11

preparation          14-11

user password          3-7

V

virtual LAN

See VLANs

VLAN Trunk Protocol

See VTP

VLAN trunks

See trunks

VLANs

allowed on trunk          6-6

assigning ports to          8-22

bridge forward delay          7-15

bridge hello time          7-15

bridge maximum aging time          7-15

bridge priority          7-15

configuration guidelines          8-17

cost          7-13

default configuration          8-17

deleting          8-23

Ethernet          8-18

FDDI          8-19

in-band interface assignment          8-12

IP subnetworks and          8-12

overview          1-3, 8-11

port VLAN priority          7-12

ports, assigning to          8-22

protocol filtering and          4-9

sc0 interface assignment          8-12

Token Ring

All-Routes Explorer maximum hops          8-21

backup          8-21

creating          8-19, 8-20

modifying          8-19, 8-20

overview          8-13

TrBRF          8-14

TrCRF          8-15

TrBRF          8-19

TrCRF

backup          8-21

creating          8-20

trunks

See trunks

VTP domain and          8-12

VTP

advertisements          8-3

client, configuring          8-7

configuration guidelines          8-6

default configuration          8-5

disabling          8-8

domains          8-2

modes

client          8-2

server          8-2

transparent          8-2

monitoring          8-11

overview          8-1

pruning

configuring          8-9

disabling          8-10

overview          8-4

server, configuring          8-6

statistics          8-11

Token Ring          8-3

transparent mode, configuring          8-8

version 2

disabling          8-9

enabling          8-8

overview          8-3

VLANs and          8-12

VTP pruning

See VTP, pruning

Posted: Thu Feb 4 18:18:10 PST 1999
Copyright 1989-1999©Cisco Systems Inc.