index

Numerics

index

Numerics

155-Mbps and 622-Mbps port adapter

: cabling 4-17
: CRC errors 4-16, 4-17
: LEDs 4-14
: network diameter 4-16
: troubleshooting

25-Mbps port adapter

: cabling 4-33
: CRC errors 4-32, 4-33
: LEDs 4-30
: network diameter 4-32

A

aaa authorization command 8-4

AIS 4-7, 4-8

alarm indication signal

: See AIS

ATM

CLP bit B-2

GFC field B-2

HEC field B-2

NNI

: header format B-2

PT field B-2

VCI field B-2

VPI field B-2

ATM cell structure B-1

atm ping command 4-5

ATM switching

: bit rate, checking 4-4
: loopback tests overview 4-6
: port checks 4-1

B

baselines 1-2

basic checks 4-3

: CRC errors 4-3
: network diameter 4-3

basic port checks, ATM switching 4-1

broadcast-and-unknown server

: See BUS

buffers, internal A-8

BUS 6-2

C

cable tester 2-4

cabling

: 155-Mbps and 622-Mbps port adapter 4-16, 4-17
: 25-Mbps port adapter 4-32, 4-33
: attenuation 2-4
: basic checks 4-3
: cable testers 2-4
: category 5 4-3, 4-5, 4-16, 4-17, 4-20, 4-21, 4-24, 4-25, 4-29, 4-32, 4-33
: CBR T1 and CBR E1 port adapter 4-29
: cell rate 4-5
: DS3 and E3 port adapter 4-24, 4-25
: NEXT 2-4
: noise 2-4
: T1 and E1 port adapter 4-20, 4-21

category 5 cabling 4-3, 4-5, 4-16, 4-17, 4-20, 4-21, 4-24, 4-25, 4-29, 4-32, 4-33

cautions

: core dumps, creating C-1, C-3

CBR T1 and CBR E1 port adapter

: CRC errors 4-29
: network diameter 4-29
: troubleshooting 4-27

cell B-1

cell rate

: cabling 4-5
: CRC errors 4-3, 4-5

CHAP

: TACACS+ 8-5

Cisco TAC D-3

CLP bit B-2

commands 4-13

: atm ping 4-5
: debug atm errors 4-13
: debug atm oam-all 4-13
: debug lane client 6-7
: debug lane client signal interface atm 6-7
: debug lane config 6-7
: debug lane finder 6-7
: debug lane server interface atm 6-7
: debug lane signal interface atm 6-7
: debug ports 4-13
: debug ppp negotiation 8-4
: debug tag-switching adjacency 7-12
: debug tag-switching atm-tdp 7-12
: debug tag-switching packets 7-12
: debug tag-switching tdp 7-12
: debug tag-switching tfib 7-12
: debug tag-switching traffic-eng 7-12
: debug tag-switching tsp-tunnels 7-12
: exception core-file C-1
: exception dump C-1, C-2
: exception memory C-2
: exception memory fragment C-2
: exception memory minimum C-2
: logging A-5
: make UNIX 8-2
: ping 7-3, A-5
: ping atm interface atm 4-10
: show atm resource A-9
: show atm vp 7-10
: show interface atm 4-14, 4-18, 4-23, 4-27
: show interface loopback 0 7-3
: show ip ospf 7-3
: show lane client 6-3, 6-5
: show running-config 7-3, A-5
: show tag interface detail 7-3
: show tag-switching interfaces 7-3
: show tag-switching tdp neighbor 7-8
: show tag-switching tsp-tunnels 7-10
: show tag tdp discovery 7-3
: show tech-support D-1
: terminal monitor A-8
: undebug all 4-13, 6-7
: write core C-3

configuration, displaying A-5

configure terminal command, message logging A-5

congestion loss priority bit

: See CLP bit

console line, limiting output on A-8

console line versus terminal lines A-8

core dump

: creating C-1
: free memory C-2
: processor memory and C-2
: TFTP server C-1

CRC errors 4-3

: 155-Mbps and 622-Mbps port adapter 4-16
: 25-Mbps port adapter 4-32, 4-33
: CBR T1 and CBR E1 port adapter 4-29
: DS3 and E3 port adapter 4-24, 4-25
: T1 and E1 port adapter 4-20, 4-21

CRC errors155-Mbps and 622-Mbps port adapter 4-17

D

daemon setup, syslog server A-10

debug all command A-4

debug atm errors command 4-13

debug atm oam-all command 4-13

debug atm oam-pkt 4-13

debug atm oam-pkt command 4-13

debug commands

caution for use A-2

cautions 2-2, 4-13

disabling 2-2, 4-13

disabling all A-4

enabling all A-4

entering A-2

options, displaying A-3

output

: generating A-4
: redirecting A-5
: sample A-4

output, saving A-1

output formats A-1

output to file A-1

overhead A-1

reducing impact A-1

using 2-2

using the no form A-2

debug lane client command 6-7

debug lane config command 6-7

debug lane finder command 6-7

debug lane server interface atm command 6-7

debug lane signal interface atm command 6-7

debug ports 4-13

debug ppp negotiation command 8-4

debug status, displaying A-2

debug tag-switching adjacency command 7-12

debug tag-switching atm-tdp command 7-12

debug tag-switching packets command 7-12

debug tag-switching tdp command 7-12

debug tag-switching tfib command 7-12

debug tag-switching traffic-eng command 7-12

debug tag-switching tsp-tunnels command 7-12

diagnostic commands

: debug commands 2-2
: overview 2-1
: ping command 2-2
: trace command 2-3

digital multimeter 2-4

disable debug commands A-2

disable debugging activity A-4

DS3 and E3 port adapter

: cabling 4-25
: CRC errors 4-24, 4-25
: LEDs 4-22
: network diameter 4-24
: troubleshooting 4-22

E

: electronic mail, technical support D-3
: enable all debugging A-4
: error messages logging D-2
: /etc/services file 8-3
: exception commands C-1
: exception core-file command C-1
: exception dump command C-1, C-2
: exception memory command C-2
: exception memory fragment command C-2
: exception memory minimum command C-2

F

F4 4-7

F5 4-7

formats header

: ATM NNI B-2

FTP

: image mode 8-1
: TACACS+ 8-1
: technical support, providing data D-3

G

gcc UNIX command 8-2

generic flow control field

: See GFC field

GFC field B-2

H

halt all debug activity A-4

header error control

: See HEC field

HEC field B-2

host address, setting syslog server A-9

host problems

155-Mbps and 622-Mbps port adapter

: cables 4-16, 4-17

25-Mbps port adapter

: cables 4-32, 4-33

basic checks

: cables 4-3

CBR T1 and CBR E1 port adapter

: cables 4-29

cell rate cables 4-5

DS3 and E3 port adapter

: cables 4-24, 4-25

T1 and E1 port adapter

: cables 4-20, 4-21

I

: Interface 6-2
: Interim 6-2
: Interim Local Management Interface (ILMI) 6-2
: internal buffer, logging messages to A-8
: IP See TCP/IP 1-4

K

: Kermit protocol D-3

L

LANE

: client troubleshooting 6-5
: configuration server (LECS) troubleshooting 6-6
: debugging 6-7
: example network 6-1
: troubleshooting 6-1

LANE emulation configuration server

: See LECS

LAN Emulation

: See LANE

LAN Emulation server

: See LES

LECS 6-2

LES 6-2

logging command A-5, D-2

logging on command A-7

loopback tests, ATM switching overview 4-6

M

Macintosh, logging router output D-2

Makefile 8-2

make UNIX command 8-2

memory requirements for obtaining a core dump C-2

message logging

: choosing a destination A-5
: directing to console A-7
: enabling A-7
: keywords and levels A-7, A-8
: limiting output on console A-8
: limiting output on terminal lines A-8
: setting levels A-7
: setting trap level A-9
: to internal buffer A-8

messages, logging D-2

monitor, logging messages to A-8

multimeter 2-4

N

network analyzer, overview 2-5

network diameter, 155-Mbps and 622-Mbps port adapter 4-16

network diameter, 25-Mbps port adapter 4-32

network diameter, basic checks 4-3

network diameter, CBR T1 and CBR E1 port adapter 4-29

network diameter, DS3 and E3 port adapter 4-24

network diameter, T1 and E1 port adapter 4-20

network element (NE) 4-6

network map 1-2

network monitor 2-4

Network-Node Interface

: See NNI

network traffic

: debug priority over A-4
: generating with ping command A-5

NNI

: header format B-2

no debug all command 2-2, 4-13

no debug command 2-2, 4-13

O

OAM 4-7

Open Shortest Path First

: See OSPF

optical time domain reflectometer

: See OTDR

options to debug command, displaying A-3

OSPF 7-1

OTDR 2-4

output from debug

: caution using A-4
: generating A-4
: redirect using command options A-5
: setting message levels A-7
: terminal lines versus console lines A-8

P

PAP, TACACS+ 8-4

password recovery

: overview 8-5

payload type field

: See PT field

: logging router output D-2

performance

: debug commands and 2-2, 4-13
: network monitors and 2-4

ping atm command 4-5

ping atm interface atm command 4-10

ping command 7-3

: ICMP and 2-2
: IP version 2-2
: using 2-2

ping command, using to generate network traffic A-5

port checks, ATM switching 4-1

ports, ATM, basic port check 4-1

PPP, TACACS+ 8-4

problem-solving model, troubleshooting 1-1

PT, field B-2

R

RDI 4-7

receive LED 4-14, 4-18, 4-22, 4-27

recovering passwords

: See password recovery

remote defect indication

: See RDI

remote terminal, logging router output D-2

router

crash

: core dump and C-1
: processor memory and C-2

diagnostic commands

: debug commands 2-2
: overview 2-1
: ping command 2-2
: trace command 2-3

router configuration, displaying A-5

S

script UNIX command D-2

security 8-1

server

: FTP server C-1, C-3
: rcp server C-1, C-3
: syslog server D-2
: TACACS+ server 8-4

setting message logging trap level A-9

show atm resource command A-9

show atm vc interface atm command 5-55

show atm vp command 7-10

show commands

: common 2-1

show interface loopback 0 command 7-3

show ip ospf command 7-3

show lane client command 6-3, 6-5

show port port-number all command 4-2

show running-config command 7-3, A-5

show tag interface detail command 7-3

show tag-switching interfaces command 7-3

show tag-switching tdp neighbor command 7-8

show tag-switching tsp-tunnels command 7-10

show tag tdp discovery command 7-3

show tech-support command D-1

support, technical

: See technical support

symptoms

: defining 1-2
: troubleshooting 1-1

syslog server A-9, A-10

: logging troubleshooting information D-2

system diagnostics, enabling all A-4

T

T1 and E1 port adapter

: cabling 4-21
: CRC errors 4-20, 4-21
: LEDs 4-18
: network diameter 4-20

TAC D-3

TACACS+

CHAP 8-5

compiling daemon 8-2

configuration file

: CHAP 8-5
: converting password file to 8-3
: missing 8-3

daemon

: compiling 8-2
: launching 8-3
: tac_plus executable 8-3

disk space 8-1

/etc/passwd file 8-5

/etc/services file 8-3

FTP 8-1

gcc UNIX command 8-2

launching 8-3

Makefile 8-2

make UNIX command 8-2

PAP 8-4

password file, converting to configuration file 8-3

PPP 8-4

problems

: aaa authorization command present 8-4
: archive not transferred in image mode 8-1
: CHAP misconfigured 8-5
: daemon not launched 8-3
: FTP misconfiguration 8-1
: gcc not in $PATH 8-2
: insufficient disk space 8-1
: make not in $PATH 8-2
: no TCP connection to daemon 8-5
: PAP misconfigured 8-4
: platform not in Makefile 8-2
: PPP not functioning correctly 8-4
: router misconfigured 8-4
: tac_plus executable does not exist 8-3
: TACACS+ configuration file missing 8-3
: TACACS+ not in /etc/services 8-3
: username/password not in /etc/passwd 8-5

symptoms

: authentication fails 8-4
: cannot compile daemon 8-2
: daemon does not run 8-3
: daemon not up and running 8-3
: errors unarchiving source file 8-1
: no Username prompt 8-4
: users cannot login 8-4

tac_plus executable 8-3

TCP connection to daemon 8-5

Tag Distribution Protocol

: See TDP

Tag Switching

: debugging 7-12
: example 7-2
: initial troubleshooting 7-3
: TDP neighbor troubleshooting 7-8
: VP tunnel troubleshooting 7-10

TCP/IP

: See IP 1-4

TDP 7-1

TDP neighbor troubleshooting 7-8

Technical Assistance Center (TAC) D-3

technical support

: Cisco TAC D-3
: gathering data for D-1 to D-2
: providing data D-3
: show tech-support command D-1

terminal

: logging router output D-2

terminal monitor command A-8

third-party troubleshooting tools

: cable tester 2-4
: fiber cable tester 2-4
: multimeter 2-4
: network monitor 2-4
: OTDR 2-4
: protocol analyzer 2-5
: TDR 2-4
: volt-ohm meter 2-4

trace command

: port unreachable message 2-3
: time exceeded message 2-3
: TTL 2-3
: using 2-3

transmit LED 4-14, 4-18, 4-22, 4-27, 4-30

trap level A-9

troubleshooting

action plan 1-2

baselines and 1-2

gathering facts 1-2

internetwork map 1-2

preventative measures 1-2

problem-solving model 1-1

symptoms

: defining 1-2
: description 1-1

third-party tools

: cable tester 2-4
: fiber cable tester 2-4
: multimeter 2-4
: network monitor 2-4
: OTDR 2-4
: protocol analyzer 2-5
: TDR 2-4
: volt-ohm meter 2-4

U

undebug all command 4-13, 6-7

UNIX

: gcc command 8-2
: logging router output D-2

UNIX syslog server A-9, A-10

V

VCI field B-2

virtual channel identifier

: See VCI field

virtual channel identifier field

: See VCI field

virtual path identifier

: See VPI field

virtual path identifier field

: See VPI field

volt-ohm meter 2-4

VPI field B-2

VP tunnel troubleshooting 7-10

W

: write core command C-3

Table of Contents

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