Cisco IOS Interface Configuration Guide, Release 12.1
Index

Table Of Contents


Index: Cisco IOS Interface Configuration Guide, Release 12.1

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

Symbols

? command     xxi

Numerics

100VG-AnyLAN port adapter

configuring     IC-33

examples     IC-63

10Base-T     IC-27

A

abbreviating commands

context-sensitive help     xxi

access-list command     IC-53

alarms and errors on T1 line     IC-11

AMI line

ones density     IC-119

AppleTalk

RTMP

broadcasting packets     IC-155

tunneling     IC-155

across IP-only backbone (example)     IC-161

across IP-only backbone (figure)     IC-162

definition     IC-155

GRE     IC-159

appletalk cable-range command     IC-159

tunneling AppleTalk using GRE     IC-159

AppleTalk network address caution     IC-159

APS

alarm reporting     IC-117

BER thresholds     IC-117

configuration     IC-115

configuration options     IC-116

examples     IC-139

monitoring     IC-117

protect interface     IC-116

working interface     IC-116

aps authenticate command     IC-116

aps force command     IC-116

aps group command     IC-117

aps lockout command     IC-117

aps manual command     IC-117

aps protect command     IC-116

aps revert command     IC-117

aps timers command     IC-117

aps unidirectional command     IC-117

aps working command     IC-116

asynchronous host mobility     IC-160

asynchronous host roaming (example)     IC-160

Asynchronous Transfer Mode-Data Exchange Interface

See ATM-DXI

ATM-DXI

encapsulation     IC-73

atm-dxi map command     IC-71

Automatic Protection Switching of Packet-over-SONET Circuits

See APS

automatic receiver polarity reversal

enabling     IC-45

auto-polarity command     IC-45

B

bandwidth command     IC-7

BERT

testing     IC-102

BERT/TDM Enhancements for Cisco AS5300 8PRI/4T Cards

configuring     IC-102

description     IC-111

example

BERT profile configuration     IC-136

E2-clockrate configuration     IC-136

verifying configuration     IC-102

BGP

sessions staying up     IC-153

binary synchronous communications

See Bisync

Bisync

specifying primary and secondary roles     IC-74

bit control

setting for FDDI     IC-42

bit-error rate testing

See BERT

Border Gateway Protocol

See BGP

C

cablelength command     IC-92

carrier protocol

tunneling     IC-154

cautions

AppleTalk network address     IC-159

Cayman tunnel     IC-159

clear service-module command     IC-14

enabling CEF/dCEF     IC-35

FEIP2-DSW-2FX interfaces     IC-26

MTU caution     IC-8, IC-112

port-channel interface     IC-36

usage in text     xvii

Cayman encapsulation protocol     IC-154

Cayman tunnel caution     IC-159

CCO

accessing     xvii

definition     xvii

CEF/dCEF enabling caution     IC-35

channel-group command     IC-36

channelized T3

configuring CT3IP     IC-90

description     IC-89

See also T3

Channelized T3 Interface Processor

enhancements     IC-89

See also T3

Channelized T3 Support for the Cisco AS5800

configuring     IC-91

T3 configuration

verifying     IC-100

typical CT3IP configuration example     IC-134

channel service unit/digital service unit

See CSU/DSU

Cisco 1000 series LAN Extender

description     IC-47

See also LAN Extender

Cisco 2500 series routers

low-speed serial interfaces     IC-126

Cisco 2520 to Cisco 2523 routers

synchronous or asynchronous, setting     IC-132

Cisco 2524

fractional T1/T1 service modules     IC-118

Cisco 2525

fractional T1/T1 service modules     IC-118

Cisco 4000 series routers

FDDI

configuring     IC-43

Cisco Connection Online

See CCO

Cisco IOS

saving configuration changes     xxiv

clear controller lex command     IC-56

clear counters command     IC-16

clear hub command     IC-16

clear hub counters command     IC-16

clear interface command     IC-17

clear interface tokenring command     IC-59

clear line command     IC-17

clear service-module command caution     IC-14

clock

enabling internal     IC-85

signal

inverting     IC-86

clock source

service modules, 2- and 4-wire CSU/DSU     IC-123

clock source command     IC-89, IC-92, IC-114

CMT     IC-38

FDDI process     IC-38

microcode, disabling     IC-43

cmt connect command     IC-43

cmt disconnect command     IC-43

command

encapsulation ppp     IC-77, IC-79, IC-82

show interfaces serial 0/0     IC-78, IC-79, IC-82

command modes

summary (table)     xx

command syntax conventions

Cisco IOS documentation     xvii

compression

distributed     IC-75

hardware     IC-75

HDLC     IC-76

PPP     IC-75

show pas caim stats 0     IC-83

software     IC-75

compress stac command     IC-76

concentrator port

enabling     IC-61

monitoring     IC-61

configuration, saving     xxiv

configuring T1 cable length

description     IC-104

using line build-out commands     IC-105

connection management

See CMT

controller t3 command     IC-92

copy flash lex command     IC-56

copy tftp lex command     IC-56

counters

clearing interface     IC-16

CRC

configuring     IC-84

enabling 32 bits     IC-84

crc4 command     IC-88

crc command     IC-84

CSC-R interface card     IC-20

CSU/DSU

Cisco 2524     IC-118

Cisco 2525     IC-118

loopback     IC-18

CT3

software configuration verification     IC-100

cyclic redundancy check

See CRC

D

DAS

FDDI     IC-37

data

inverting     IC-85

Data Compression AIM for the Cisco 2600 Series Routers

configuring data compression AIM     IC-76

configuring Frame-Relay map compression     IC-78

configuring Frame-Relay payload-compression     IC-81

configuring PPP compression     IC-77

verifying Frame-Relay map compression     IC-79

verifying PPP compression     IC-78

data service unit

See DSU

dce-terminal-timing enable command     IC-87

DDS mode

service modules

2- and 4-wire CSU/DSU     IC-125

default form of a command

using     xxiii

delay

setting on interface     IC-7

delay command     IC-7

description command     IC-6

diagnostic information

controller     IC-10

interface processor     IC-10

port adapters     IC-10

Dial and System Management Commands for the Cisco AS5800

configuring T1 cable length

description     IC-104

using line build-out commands     IC-105

T1/E1 line termination     IC-104

dialup mode

service modules

2- and 4-wire CSU/DSU     IC-125

Distance Vector Multicast Routing Protocol

See DVMRP

distributed compression     IC-75

documentation conventions

Cisco IOS     xvi

down-when-looped command     IC-18

DSU

configuration information

displaying     IC-108

configuration information, displaying     IC-108, IC-110

interoperability mode

setting     IC-107

interoperability mode, setting     IC-109

maximum bandwidth

setting     IC-107

maximum bandwidth, setting     IC-109

dsu bandwidth command     IC-107, IC-109

dsu mode command     IC-107, IC-109

dte-invert-txc command     IC-87

DTR

signal pulsing     IC-86

Dual Attach Stations

See DAS

duplex mode

Fast Ethernet interface     IC-27

DVMRP     IC-159

E

E3

configuring     IC-106, IC-109

encapsulation

ATM-DXI     IC-73

Cayman     IC-154

EON     IC-155

Ethernet interface     IC-24

GRE     IC-154

HDLC     IC-73

HSSI     IC-71

NOS     IC-155

PPP

LAN Extender interface     IC-49

synchronous serial     IC-73

tunneling     IC-155

encapsulation arpa command     IC-25

encapsulation atm-dxi command     IC-71

encapsulation command     IC-51, IC-71, IC-76, IC-77, IC-79, IC-82

encapsulation hdlc command     IC-76

encapsulation ppp command     IC-51, IC-77, IC-79, IC-82

encapsulation sap command     IC-25

encapsulation snap command     IC-25

EON     IC-155

Ethernet

encapsulation (example)     IC-61

full-duplex

example     IC-62

interfaces

encapsulation     IC-25

loopback server

configuring     IC-20

F

Fast EtherChannel     IC-33

CEF     IC-34

configuring     IC-35

displaying information     IC-37

example     IC-64

Fast Ethernet

assigning     IC-36

removing     IC-36

HSRP     IC-34

keepalives     IC-36

Fast Ethernet

configuring AS5300     IC-27

Fast EtherChannel

assigning     IC-36

description     IC-33

displaying information     IC-37

example     IC-64

removing     IC-36

full-duplex     IC-26

media type     IC-26

RJ-45 receptacle     IC-24

fast switching

Level 2 Forwarding traffic     IC-9

FDDI

bandwidth

determining     IC-41

bit control

setting     IC-42

bridging configurations     IC-40

C-Min timer     IC-41

CMT microcode control     IC-43

description     IC-37

disconnecting     IC-43

duplicate address checking     IC-42

encapsulation mode compatibility     IC-40

frame contents     IC-37

frames-per-token

configuration (example)     IC-43

configuration, tasks     IC-43

full-duplex     IC-40

SMT     IC-44

frame processing     IC-42

Version 7.3     IC-37

starting     IC-43

stopping     IC-43

TB-Min timer     IC-42

timeout timer     IC-42

transmission time

controlling     IC-41

fddi burst-count command     IC-44

fddi c-min command     IC-41

fddi cmt-signal-bits command     IC-42

fddi duplicate-address-check command     IC-42

fddi encapsulate command     IC-40

fddi if-cmt command     IC-43

fddi smt-frames command     IC-42

fddi tb-min command     IC-42

fddi tl-min-time command     IC-41

fddi token-rotation-time command     IC-41

fddi t-out command     IC-42

fddi valid-transmission-time command     IC-41

FEIP2-DSW-2FX interfaces caution     IC-26

Fiber Distributed Data Interface

See FDDI

fiber-optic cable

FDDI designations for     IC-43

fractional T1/T1service modules

Cisco 2524     IC-118

Cisco 2525     IC-118

framed mode     IC-88

frames

transmission

configuration (example)     IC-43

configuration tasks     IC-43

frame-type command     IC-33

framing command     IC-92, IC-107, IC-109

full-duplex command     IC-26, IC-40

G

G.703 interface     IC-87, IC-88

generic router encapsulation

See GRE

global configuration mode

summary     xx

GRE

configuring tunnel mode     IC-158

tunneling

AppleTalk     IC-159

H

half-duplex command     IC-26, IC-40, IC-130

half-duplex controlled-carrier command     IC-130, IC-131

half-duplex DCE state machine     IC-128

constant carrier mode     IC-129

controlled-carrier mode     IC-129

receive, figure     IC-130

transmit, figure     IC-129

half-duplex DTE state machine

receive, figure     IC-128

transmit     IC-126

transmit, figure     IC-127

half-duplex mode

controlled-carrier and constant-carrier

changing modes     IC-130

half-duplex timer command     IC-131

half-duplex timer cts-delay command     IC-130

half-duplex timer cts-drop-timeout command     IC-127

half-duplex timer dcd-drop-delay command     IC-129

half-duplex timer dcd-txstart-delay command     IC-129

half-duplex timer rts-drop-delay command     IC-127

half-duplex timer rts-timeout command     IC-127

half-duplex timers

tuning     IC-131

half-duplex timer transmit-delay command     IC-126, IC-128

hardware compression     IC-75

HDLC

compression     IC-76

encapsulation

default for serial interfaces     IC-73

help command     xxi

High-Speed Serial Interface

See HSSI

hold queue

limit     IC-6

hold-queue command     IC-6

HSSI

1-port     IC-70

encapsulation methods     IC-71

Interface Processor (HIP)

Cisco 7000 series     IC-69

Cisco 7500 series     IC-69

loopback

enabling     IC-19

figure     IC-19

VIP2     IC-70

hssi internal-clock command     IC-71

HSSI line

invoking ATM over     IC-71

HSSI network module

configuration

examples     IC-133

feature summary     IC-70

prerequisite tasks     IC-70

hub command     IC-45

hub ethernet command     IC-15, IC-46

hub ports

automatic receiver polarity reversal

enabling     IC-45

configuration (examples)     IC-66

enabling     IC-45

hub counters

clearing     IC-16

hub statistics

displaying     IC-16

link test function     IC-45

resetting     IC-16

router models     IC-44

shutting down     IC-15

source address control

enabling     IC-46

I

IEEE 802.2

LLC encapsulation     IC-25

IEEE 802.3

encapsulation     IC-25

IEEE 802.5

Token Ring media     IC-58

ignore-dcd command     IC-87

interface command     IC-158

interface configuration mode

summary     xx

interface ethernet command     IC-25

interface fastethernet command     IC-25, IC-36

interface fddi command     IC-39

interface hssi command     IC-70

interface lex command     IC-51

interface loopback command     IC-154

interface null command     IC-154

interface port-channel command     IC-35

interface pos command     IC-112, IC-116

interfaces

ATM     IC-69

bandwidth on, setting     IC-7

configuration examples     IC-21, IC-132

configuring     IC-4

counters

clearing     IC-16

delay value

setting     IC-7

descriptive name

adding     IC-5

displaying information about     IC-10

Ethernet     IC-23

examples     IC-21

FDDI     IC-37

hold queues     IC-6

LAN Extender     IC-47

loopback interface

emulating an interface     IC-153

low-speed serial     IC-126

async commands supported     IC-132

configuration task list     IC-75, IC-126

constant-carrier mode     IC-131

controlled-carrier mode     IC-131

half-duplex DCE state machine     IC-128

half-duplex DTE state machine     IC-126

sync commands supported     IC-132

synchronous or asynchronous

setting     1

maintaining     IC-9

monitoring     IC-9

naming     IC-5

null     IC-154

restarting     IC-17

shutting down

(example)     IC-22

task     IC-17

synchronous serial     IC-72

Token Ring     IC-58

tunnel     IC-158

types     IC-3

See also subinterfaces

interface serial command     IC-51, IC-73, IC-107, IC-109, IC-145

interface tokenring command     IC-60

interface tunnel command     IC-158, IC-159

interface vg command     IC-33

internal clock

enabling     IC-85

international bit command     IC-107

invert data command     IC-85, IC-107

invert rxclock command     IC-86

invert txclock command     IC-86

IP

tunneling     IC-155

(examples)     IC-161

ip address command     IC-35, IC-51

K

KA9Q program     IC-155

keepalive command     IC-7

keepalives

Fast EtherChannel     IC-36

keepalive timers

adjusting     IC-7

L

LANCE controller     IC-27

LAN Extender

access list

assigning     IC-53

acknowledgment timeout     IC-55

description     IC-47

Ethernet interface

shutting down     IC-55

filtering for Ethernet- and SNAP- encapsulated packets     IC-54

frames

filtering by MAC address     IC-51, IC-53

filtering by protocol type     IC-54

interface

access list (examples)     IC-67

binding to the serial line     IC-49

configuring     IC-49, IC-67

enabling (example)     IC-67

monitoring     IC-15

statistics, displaying     IC-15

interface on router

configuring     IC-51

MAC address, assigning     IC-51

PPP encapsulation on serial interface     IC-51

serial interface, configuring     IC-51

LEDs     IC-56

figure     IC-56, IC-57

on LAN Extender     IC-56

trouble indicators (table)     IC-57, IC-58

MAC address     IC-48

priority list

assigning     IC-54

problem solving     IC-56

queueing priorities

setting     IC-54

rebooting     IC-56

restarting     IC-55

retries

setting     IC-55

retry count     IC-55

software image

downloading     IC-56

timeout

setting     IC-55

troubleshooting     IC-56

LED trouble indicators table     IC-57, IC-58

Level 2

switching     IC-58

Level 2 Forwarding

fast switching

stack group environment     IC-9

Level 3 switching     IC-58

lex burned-in-address command     IC-51

lex input-address-list command     IC-53

lex input-type-list command     IC-54

lex priority-group command     IC-54

lex retry-count command     IC-55

lex timeout command     IC-55

line build-out commands     IC-105

line coding

NRZI     IC-84

link-test command     IC-45

local-lnm command     IC-60

loopback

diagnostics     IC-18

Ethernet server support     IC-20

HSSI     IC-19

interface     IC-153

MCI serial card     IC-20

SCI serial card     IC-20

serial interface     IC-19

VMS system     IC-20

loopback command     IC-20

loopback dte command     IC-13, IC-19, IC-107, IC-110

loopback line command     IC-12, IC-19

loopback line payload command     IC-12

loopback local command     IC-97, IC-100, IC-107, IC-110

loopback network command     IC-100

loopback network line command     IC-97, IC-107, IC-110

loopback network payload command     IC-97, IC-107, IC-110

loopback remote command     IC-13, IC-14, IC-20, IC-100

loopback remote line fdl command     IC-103

loopback remote line inband command     IC-97

loopback remote payload command     IC-103

loop circuit command     IC-20

M

MAC address

LAN Extender Interface     IC-53

maximum transmission unit

See MTU

MCI interface card

loopback on serial     IC-20

pulsing DTR signal on     IC-86

mdl command     IC-101

media-type command     IC-26

media-type half-duplex command     IC-74

MIB

Token Ring support

variables     IC-58

modes

See command modes

monitoring APS     IC-117

mop enabled command     IC-6

mop sysid command     IC-6

MTU

adjusting media MTU     IC-8

MTU caution     IC-8, IC-112

mtu command     IC-8

N

national bit command     IC-107

network operating system

See NOS

no channel-group command     IC-36

no form of a command

using     xxiii

no half-duplex controlled-carrier command     IC-131

no ip address command     IC-36

NOS

encapsulation     IC-155

tunneling     IC-155

notes

usage in text     xvii

NRZI

encoding     IC-84

nrzi-encoding command     IC-85

null interface

configuring     IC-154

O

OIR     IC-8

online documentation

See CCO

online insertion and removal

See OIR

P

PA-12E/2FE port adapter

configuration example     IC-62

configuring     IC-30

monitoring     IC-31

PA-4R-DTR port adapter     IC-59

packet-over-SONET

See POS

packets

maximum size

setting     IC-8

packet tunneling

and asynchronous host roaming     IC-160

PA-E3 port adapter

configuration example     IC-137

monitoring     IC-108

troubleshooting     IC-107

PA-POS-OC3 Packet OC-3 Port Adapter

packet-over-SONET OC3 configuration     IC-138

passenger protocol

tunneling     IC-154

PA-T3 port adapter

configuration example     IC-137

monitoring     IC-110

troubleshooting     IC-110

PCbus LAN management     IC-60

PCM

FDDI     IC-41

Physical Connection Management

See PCM

physical-layer command     IC-131

ping command     IC-18

point-of-presence

See POP

polarity, receive circuitry, reversing automatically     IC-45

POP

Port Aggregation Protocol     IC-37

port-channel

See Fast EtherChannel

port-channel interface caution     IC-36

POS

configuring     IC-115

scrambling     IC-114

pos ais-shut command     IC-114, IC-118

pos report command     IC-117

pos scramble-atm command     IC-114

pos threshold command     IC-117

PPP

compression     IC-75

with LAN Extender     IC-49

priority-list protocol command     IC-54

privileged EXEC mode

summary     xx

prompts

system     xx

protect interface, APS     IC-116

protocols

carrier

tunneling     IC-154

passenger

tunneling     IC-154

transport

tunneling     IC-155

pulse-time command     IC-86

Q

question command     xxi

queues

controlling hold     IC-6

R

Real-time Transport Protocol

See RTP

recursive route problem     IC-157

remote Ethernet LAN     IC-48

remote loopback

56/64 kbps CSU/DSU     IC-14

interface

FT1/T1 CSU/DSU, Cisco 2524 and 2525     IC-13

RFC 1042

Standard for the Transmission of IP Datagrams Over IEEE 802 Networks     IC-25, IC-59

RFC 1231

IEEE 802.5 Token Ring MIB     IC-58

RFC 1406

Definitions of Managed Objects for DS1 and E1 Interface Types     IC-90

RFC 1407

DS3 MIB Variables     IC-90, IC-105, IC-106, IC-108

RFC 1516

Definitions of Managed Objects for IEEE 802.3 Repeater Devices     IC-44

RFC 1619

PPP over SONET/SDH     IC-111

RFC 1662

PPP in HDLC-like Framing     IC-111

RFC 1889

RTP--A Transport Protocol for Real-Time Applications     IC-76

RIF

cache

clearing     IC-17

monitoring     IC-10

ring

scheduling FDDI     IC-41

ROM monitor mode

summary     xx

routing

on Token Ring     IC-58

RTP

description     IC-76

running-config command     IC-5

S

saving configuration changes     xxiv

SCI interface card

loopback on serial     IC-20

scramble command     IC-107, IC-110

sdlc cts-delay command

See half-duplex timer command

sdlc rts-timeout command

See half-duplex timer command

serial

low-speed     IC-126

DTE, transmit     IC-126

serial interfaces

clearing     IC-17

configuring     IC-72

DTR signal pulsing     IC-86

high-speed     IC-69

loopback     IC-20

low-speed     IC-126

PA-2JT2 configuration example     IC-145

PA-E3 port adapter configuration (example)     IC-137

PA-T3 port adapter configuration (example)     IC-137

synchronous

encapsulation     IC-73

maintaining     IC-17

supporting cards     IC-72

transmit delay     IC-86

serial line

encapsulation     IC-73

service-module 56k clock rate command     IC-124

service-module 56k clock source command     IC-123

service-module 56k data-coding command     IC-124

service-module 56k data-coding scrambled command     IC-124

service-module 56k network-type command     IC-125

service-module 56k remote-loopback command     IC-125

service-module 56k switched-carrier command     IC-125

service modules

2- and 4-wire CSU/DSU

DDS mode     IC-125

dialup mode     IC-125

Cisco 2524

2- and 4-wire CSU/DSU     IC-123

monitor and maintain     IC-11

reset     IC-14

Cisco 2525

2- and 4-wire CSU/DSU     IC-123

monitor and maintain     IC-11

reset     IC-14

T1/fractional T1     IC-118

remote loopback     IC-121

service modules, 2- and 4-wire CSU/DSU

clock source     IC-123

service-module t1 clock source command     IC-119

service-module t1 data-coding inverted command     IC-119

service-module t1 framing command     IC-120

service-module t1 lbo command     IC-120

service-module t1 lbo none command     IC-120

service-module t1 linecode command     IC-120

service-module t1 remote-alarm-enable command     IC-121

service-module t1 remote-loopback full command     IC-121

service-module t1 remote-loopback payload command     IC-121

service-module tx1 data-coding normal command     IC-119

show aps command     IC-116, IC-117

show async status command     IC-10

show compress command     IC-10

show controller e1 command     IC-11

show controller fastethernet command     IC-24

show controller pos command     IC-116

show controllers bri command     IC-10

show controllers cbus command     IC-24, IC-58, IC-100

show controllers command     IC-10, IC-24, IC-58, IC-117, IC-127

show controllers cxbus command     IC-10

show controllers lex command     IC-15

show controllers mci command     IC-24

show controllers serial command     IC-108, IC-110

show controllers token command     IC-58

show controller t1 command     IC-11

show controller t3 command     IC-100, IC-101

show diagbus command     IC-10

show hardware command     IC-4

show hub command     IC-16

show interface fastethernet command     IC-24

show interface pos command     IC-116, IC-117

show interfaces async command     IC-10

show interfaces command     IC-4, IC-10, IC-16, IC-24, IC-58

show interfaces fddi command     IC-38

show interfaces lex command     IC-15

show interfaces port-channel command     IC-37

show interfaces serial 0/0 command     IC-78, IC-79, IC-82

show interfaces serial command     IC-15, IC-100, IC-108, IC-110

show interfaces tunnel command     IC-16

show pas caim stats command     IC-83

show process cpu command     IC-76

show rif command     IC-10

show system     IC-5

show version command     IC-11

shutdown (hub) command     IC-15, IC-45

shutdown command     IC-17, IC-55

shutdown interfaces

example     IC-22

result     IC-17

signaling phase

FDDI CMT     IC-42

signals

pulsing DTR     IC-86

SMT

message queue size

setting     IC-44

smt-queue-threshold command     IC-44

SMT Version 7.3     IC-37

SNAP

Ethernet protocols over 802.2 media     IC-25

SNMP

traps     IC-46

snmp trap illegal-address command     IC-46

software compression

HDLC     IC-76

LAPB     IC-76

PPP     IC-75, IC-76

statistics

displaying     IC-10

source-address command     IC-46

source-route bridging

maintaining     IC-17

Token Ring     IC-58

SP

displaying information     IC-10

speed

Fast Ethernet interface     IC-27

squelch normal command     IC-27

squelch reduced command     IC-27

Stacker compressor     IC-76

Station Management

See SMT

subinterface configuration mode

summary     xx

subinterfaces     IC-5

configuring     IC-5

maximum allowed     IC-5

subnets

discontinuous

connecting, tunneling     IC-155

Switch Processor

See SP

synchronous serial interface

encapsulation methods     IC-73

overview     IC-72

T

T1

alarms     IC-11

CSU WIC     IC-122

displaying line activity     IC-11

monitor activity on line     IC-11

shutdown

T1 circuit     IC-22

T1 line     IC-22, IC-138

See also T3

T1/E1 line termination     IC-104

T1/fractional T1 service modules

Cisco 2524     IC-118

Cisco 2525     IC-118

t1 bert pattern command     IC-102

t1 clock source command     IC-94

t1 external command     IC-95

t1 fdl ansi command     IC-101

t1 framing command     IC-93

t1 linecode command     IC-94

t1 test command     IC-96

t1 timeslot command     IC-93

t1 yellow command     IC-93

T3

(example)     IC-135, IC-136

BERT pattern     IC-102

cable length     IC-92

clock source     IC-92

configuring     IC-92

external port (example)     IC-135

external T1 channels     IC-94

FDL

loopbacks     IC-103

support     IC-101

framing     IC-92

loopbacks     IC-99

MDL messages     IC-101

monitoring     IC-100

performance report     IC-101

performance report monitoring     IC-101

protocols supported     IC-90

standards     IC-90

T1

clock source     IC-93

configuration     IC-92

framing     IC-93

line code     IC-93

loopbacks     IC-97, IC-103

test port     IC-96

troubleshooting     IC-96

Tab key

command completion     xxi

telecommuting

and asynchronous host roaming     IC-160

THT

FDDI     IC-41

timers

keepalive

adjusting     IC-7

token

holding     IC-41

rotation     IC-41

transmission valid     IC-41

timeslot command     IC-88

token holding timer

See THT

Token Ring

concentrator port

enabling     IC-61

monitoring     IC-61

encapsulation     IC-59

token rotation time

See TRT

transient ring error     IC-41

translational bridging

on FDDI interface     IC-40

transmission timer

FDDI     IC-41

transmission valid timer

FDDI     IC-41

transmit clock

inverting     IC-86

transmit-clock-internal command     IC-85

transmit delay, serial interface     IC-86

transmit-delay command     IC-128

transmitter-delay command     IC-86

transparent bridging

FDDI interface     IC-40

transport protocol

tunneling     IC-155

trap operations

defining for hub ports     IC-46

TRT

FDDI     IC-41

ts16 command     IC-88

tunnel checksum command     IC-159

tunnel command     IC-160

tunnel destination command     IC-158, IC-159

tunneling

advantages     IC-155

AppleTalk

definition     IC-155

GRE     IC-159

Cayman

brief description     IC-154

no AT network address     IC-159

components     IC-154

destination address     IC-158

encapsulation     IC-158

EON     IC-155

GRE     IC-154

IP     IC-155, IC-157

NOS     IC-155

optional tasks     IC-157

precautions     IC-156

recursive route     IC-157

required tasks     IC-157

source address     IC-158

tunnel key command     IC-159

tunnel mode command     IC-158, IC-159

tunnel sequence-datagrams command     IC-160

tunnel source command     IC-158, IC-159

TVX

FDDI     IC-41

tx-queue-limit command     IC-8

type code

LAN Extender Interface     IC-53

U

UNI

version 3.0     IC-71

user EXEC mode

summary     xx

User-Network Interface

See UNI

using line build-out commands     IC-105

V

VIP2-50     IC-89

virtual interfaces

See loopback interface; subinterfaces; tunneling

VMS

system

loopback     IC-20

W

working interface

APS     IC-116

write memory command     IC-51

X

X3T9.5 specification     IC-41