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Index: Cisco IOS Interface Command Reference, Release 12.1

Symbols   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     ix, xiii

Numerics


100VG AnyLAN port adapter
configuring     IR-153
displaying information     IR-290

A


abbreviating commands
context-sensitive help     viii, ix, xiii

access-list (type-code) command     IR-3

Address Resolution Protocol
See ARP

AMI line coding     IR-455

AppleTalk
tunneling
Cayman     IR-476

APS
protect interface     IR-13, IR-17

aps authenticate command     IR-5

aps force command     IR-6

aps group command     IR-8

aps lockout command     IR-10

aps manual command     IR-11

aps protect command     IR-13

aps revert command     IR-14

aps timers command     IR-15

aps unidirectional command     IR-16

aps working command     IR-17

ARP
displaying accounting information     IR-303

asynchronous interfaces
compression
ignore-pfc option for async drivers     IR-69
groups
designating     IR-149

Asynchronous Transfer Mode-Data Exchange Interface
See ATM-DXI

ATM
SONET PLIM     IR-18

ATM-DXI     IR-99

atm sonet command     IR-18

automatic protection switching
See APS

automatic receiver polarity reversal     IR-19

auto-polarity command     IR-19

B


B8ZS line coding     IR-455

bandwidth
setting     IR-20

bandwidth command     IR-20

C


cable length     IR-28

cablelength command     IR-28

cablelength long command     IR-29

cablelength short command     IR-32

carrier-delay command     IR-34

cautions
usage in text     viii

Cayman tunneling
AppleTalk     IR-476

CCO
accessing     ix
definition     ix

channel-group (Fast EtherChannel) command     IR-34

channelized T1
loopback     IR-184, IR-185

channelized T3     IR-79, IR-459

Channelized T3 Interface Processor (CT3IP)
See T3

channel service unit/data service unit
See CSU/DSU

Cisco Connection Online
See CCO

Cisco IOS
saving configuration changes     xvi

clear controller lex command     IR-37

clear counters command     IR-39

clear hub command     IR-42

clear hub counters command     IR-43

clearing counters     IR-39

clear interface command     IR-44

clear interface fastethernet command     IR-47

clear interface serial command     IR-49

clear service-module serial command     IR-50

clock rate
(examples)     IR-52

clock rate command     IR-51

clock signal
inverting     IR-160

clock source
T1     IR-450
T3     IR-58

clock source (Cisco AS5200) command     IR-55

clock source (Cisco MC3810) command     IR-62

clock source (controller) command     IR-56

clock source (CT3IP) command     IR-58

clock source (interface) command     IR-60

clock source command     IR-53  to IR-54

cmt connect command     IR-64

cmt disconnect command     IR-66

command modes
summary (table)     xii

compress command     IR-68

compression
configuring     IR-68
HDLC encapsulation     IR-69
LABP encapsulation     IR-69
LAPB     IR-70
MPPC
ignore-pfc option     IR-69
PPP encapsulation     IR-69
RAND compression algorithm     IR-70
service adapter     IR-68
statistics
displaying     IR-240

compress mppc command     IR-73

compress predictor command
See compress command

concentrator port
enabling     IR-199

configuration, saving     xvi

Configuration Management
FDDI MAC-level connection     IR-330

controller t1 command     IR-77

controller t3 command     IR-78

copy flash lex command     IR-81

copy tftp lex command     IR-82

counters
clearing     IR-39, IR-439

CRC
G.703/G.704     IR-84
setting     IR-83

crc4 command     IR-84

crc bits 5 command     IR-85

crc command     IR-83

CSU/DSU
Cisco 2524 or Cisco 2525
resetting     IR-50
loopback     IR-182

cut-through command     IR-85

cyclic redundancy check
See CRC

D


data
inverting     IR-156

data communications equipment
See DCE

data compression     IR-71

data-link connection identifier
See DLCI

data service unit
See DSU

DCE
clock rate     IR-51
timing     IR-87

dce-terminal-timing enable command     IR-87

dedicated Token Ring
See DTR

default form of a command
using     xv

delay command     IR-88

description (controller) command     IR-89

Distance Vector Multicast Routing Protocol
See DVMRP

distributed compression     IR-68

DLCI
interface statistics, displaying     IR-359
multicast mechanism
displaying statistics about     IR-359

down-when-looped command     IR-90

DS-3 link
loopback     IR-184, IR-185

DSU
configuration information
displaying     IR-264
interoperability mode
setting     IR-92
maximum bandwidth
setting     IR-91

dsu bandwidth command     IR-91

dsu mode command     IR-92

dte-invert-txc command     IR-94

DTR
signal pulsing     IR-214

duplex command     IR-95

DVMRP     IR-476

E


early-token-release command     IR-98

EEPROM     IR-292

electrically erasable programmable read-only memory
See EEPROM

encapsulation
ATM-DXI     IR-99
bstun     IR-99
hdlc     IR-99
lapb     IR-99
ppp     IR-99

encapsulation command     IR-99

Ethernet
100VG AnyLAN port adapter     IR-153, IR-290
bandwidth     IR-20
bridging from FDDI     IR-107
extending twisted-pair 10BaseT capability     IR-446
MOP enabled     IR-191
specifying media type     IR-189

external port
T1     IR-451

F


Facility Data Link
See FDL

Fast EtherChannel     IR-34
assigning a Fast Ethernet     IR-34
configuring     IR-150
displaying information     IR-349

Fast Ethernet
assigning a Fast EtherChannel     IR-34
displaying Fast EtherChannel information     IR-349
Fast EtherChannel     IR-34
Fast EtherChannel interface     IR-150

FDDI
bit specifications     IR-105
bridging configurations     IR-107
determining bandwidth     IR-114
encapsulation mode compatibility     IR-107
full-duplex     IR-128, IR-130
full-duplex status     IR-327
stopping     IR-64
transmission time, controlling     IR-112

fddi burst-count command     IR-102

fddi c-min command     IR-103

fddi cmt-signal-bits command     IR-104

fddi duplicate-address-check command     IR-106

fddi encapsulate command     IR-107

fddi frames-per-token command     IR-109

FDDI processor
See FIP

fddi smt-frames command     IR-110

fddi tb-min command     IR-111

fddi tl-min-time command     IR-112

fddi token-rotation-time command     IR-114

fddi t-out command     IR-113

fddi valid-transmission-time command     IR-115

FDL
performance report     IR-453, IR-461

fdl command     IR-116

Fiber Distributed Data Interface
See FDDI

FIP
displaying information about     IR-254

flow-based WRED
interface statistics
displaying     IR-301

framed mode
G.703-E1 interface     IR-467

framed mode on G.703-E1 interface     IR-467

Frame Relay
DLCI
interface statistics     IR-359
multicast mechanism statistics     IR-359
LMI
general statistics, displaying     IR-359

frame-relay payload-compression frf9 stac command     IR-118

frame type
selecting     IR-122

framing
T1     IR-454
T3     IR-125

framing (E1/T1controller) command     IR-122

framing (E3/T3 interface) command     IR-123

framing (T3 controller) command     IR-125

full-duplex command     IR-127

G


G.703-E1 interface
clock source     IR-56, IR-60, IR-61
CRC     IR-84
framed mode     IR-467
time slot 16     IR-471
unframed mode     IR-467

G.704 interface
CRC     IR-84

generic route encapsulation
See GRE

global configuration mode
summary     xii

GRE     IR-476, IR-478

group and member asynchronous interfaces     IR-149

H


half-duplex command     IR-130

half-duplex controlled-carrier command     IR-132

half-duplex timer command     IR-134

hardware compression
compression service adapter     IR-68
displaying     IR-241

HDLC
compression     IR-68

help command     viii, ix, xiii

High-Level Data Link Control
See HDLC

hold-queue command     IR-136

hssi external-loop-request command     IR-138

hssi internal-clock command     IR-139

hub command     IR-140

hub ports
automatic receiver polarity reversal     IR-19
clearing hub counters     IR-43
enabling     IR-140
hub statistics
displaying     IR-297
link test function     IR-170
resetting     IR-42
shutting down     IR-438
source address control     IR-443

I


ignore-dcd command     IR-141

interface command     IR-143

interface configuration mode
summary     xii

interface fastethernet command     IR-147

interface group-async command     IR-149

interface port-channel command     IR-150

interface pos command     IR-152

interfaces
counters, clearing     IR-439
E1-G.703/G.704
enabling framed mode     IR-467
G.703-E1
clock source     IR-56, IR-60, IR-61
CRC     IR-84
enabling framed mode     IR-467
time slot 16     IR-471
low-speed serial     IR-197
PA-E3 clock source     IR-56
restarting     IR-439
shutting down     IR-439
unit numbers     IR-37, IR-39, IR-44, IR-143

interface vg-anylan command     IR-153

international bit command     IR-155

invert data command     IR-156, IR-455

invert rxclock command     IR-158

invert-transmit-clock command
See invert txclock command

invert txclock command     IR-160

K


keepalive command     IR-161

L


LAN Extender interface
access-list (standard) command     IR-2
access list filtering
Ethernet packets     IR-164
MAC address     IR-163
burned-in MAC address     IR-162
downloading
from Flash     IR-81
from TFTP server     IR-82
priority output queueing     IR-165
rebooting     IR-37
retry count     IR-166
show statistics     IR-340
timeout     IR-167

Lanoptics Hub Networking Management     IR-171

LAPB
compression     IR-68, IR-70
interface statistics, displaying     IR-370

lex burned-in-address command     IR-162

lex input-address-list command     IR-163

lex input-type-list command     IR-164

lex priority-group command     IR-165

lex retry-count command     IR-166

lex timeout command     IR-167

linecode command     IR-168

line-code type, selecting     IR-168

line coding
format     IR-196
T1     IR-455

line-termination command     IR-169

Link Access Procedure, Balanced
See LAPB

link-test command     IR-170

LMI
general statistics
displaying     IR-359

local-lnm command     IR-171

Local Management Interface
See LMI

loopback
dte     IR-181
MCI serial card     IR-172
over DS-3 or channelized T1 link     IR-184, IR-185
SCI serial card     IR-172
through CSU/DSU     IR-182
X.21 DTE limitation     IR-172

loopback (E3/T3 interface) command     IR-174

loopback (interface) command     IR-172

loopback (T1 interface) command     IR-176

loopback (T3 controller) command     IR-179

loopback applique command     IR-180

loopback dte command     IR-181

loopback interfaces     IR-145

loopback line command     IR-182

loopback remote (interface) command     IR-184

low-speed serial interfaces
physical layer     IR-197

LZS compression algorithm     IR-68

M


Maintenance Operation Protocol
See MOP

maximum transmission unit
See MTU

MCI interface card
loopback on serial     IR-172
pulsing DTR signal     IR-214

mdl command     IR-187

media-type command     IR-189

media-type half-duplex command
See half-duplex command

MIP
CT3IP external port     IR-451

mode
framed     IR-467
unframed     IR-467

modes
See command modes

MOP
enabling an interface to support     IR-191

mop enabled command     IR-191

mop sysid command     IR-192

MTU
default values by media type (table)     IR-193

mtu command     IR-193

MultiChannel Interface Processor
See MIP

Multiport Communications Interface
See MCI interface card

N


national bit command     IR-195

network management hub     IR-171

no form of a command
using     xv

nonreturn-to-zero inverted
See NRZI

notes
usage in text     ix

NRZI
enabling     IR-196

nrzi-encoding command     IR-196

O


online documentation
See CCO

P


physical-layer command     IR-197

Point-to-Point Protocol
See PPP

port command     IR-199

pos flag command     IR-201

pos framing command     IR-203

pos framing-sdh
See pos framing command

pos framing-sdh command     IR-204

posi framing-sdh
See pos framing command

posi framing-sdh command     IR-212

pos internal-clock command
See clock source (CT3IP) command

pos report command     IR-206

pos scramble-atm command     IR-208

pos threshold command     IR-210

PPP
compression     IR-68
encapsulation     IR-99

predictor compression     IR-68, IR-69, IR-70

pri-group command     IR-213

privileged EXEC mode
summary     xii

prompts
system     xii

pulse-time command     IR-214

Q


question command     xiii

R


RAND compression algorithm     IR-68, IR-69, IR-70

RFC 1042
Standard for the Transmission of IP Datagrams Over IEEE 802 Networks     IR-107

RFC 1332
PPP Internet Protocol Control Protocol (IPCP)     IR-100

RFC 1406
Definitions of Managed Objects for DS1 and E1 Interface Types     IR-281

RFC 1407
DS3 MIB Variables     IR-280

ring-speed command     IR-215

ROM monitor mode
summary     xii

S


saving configuration changes     xvi

SCI cards
loopback on     IR-172

scramble command     IR-216

SDLC
secondary descriptions (table)     IR-305

sdlc cts-delay command
See half-duplex timer command

sdlc hdx command     IR-218
See half-duplex command

sdlc rts-delay command
See half-duplex timer command

serial interfaces
clearing     IR-44
DTR signal pulsing     IR-214
loopback     IR-172
low-speed     IR-197
media type     IR-189
monitoring synchronous     IR-371

service-module 56k clock rate command     IR-220

service-module 56k clock source command     IR-222

service-module 56k data-coding command     IR-223

service-module 56k network-type command     IR-224

service-module 56k remote-loopback command     IR-226

service-module t1 clock source command     IR-228

service-module t1 data-coding command     IR-229

service-module t1 framing command     IR-231

service-module t1 lbo command     IR-232

service-module t1 linecode command     IR-233

service-module t1 remote-alarm-enable command     IR-234

service-module t1 remote-loopback command     IR-235

service-module t1 timeslots command     IR-237

show aps command     IR-238

show compress command     IR-240

show controllers cbus command     IR-242, IR-245

show controllers ethernet command     IR-248

show controllers fastethernet command     IR-250

show controllers fddi command     IR-254

show controllers lex command     IR-255

show controllers mci command     IR-257

show controllers pcbus command     IR-259

show controllers pos command     IR-260

show controllers serial command     IR-264

show controllers t1 command     IR-268

show controllers t3 command     IR-274

show controllers token command     IR-285

show controllers vg-anylan command     IR-290

show diagbus command     IR-295

show diag command     IR-292

show hub command     IR-297

show interfaces
configuration statistics, displaying     IR-301
configuring interfaces     IR-316
custom queueing output display     IR-302
disabled     IR-307
SDLC information
displaying     IR-372

show interfaces accounting command     IR-303

show interfaces command     IR-300

show interfaces ethernet accounting command     IR-311

show interfaces ethernet command     IR-311

show interfaces fastethernet command     IR-316

show interfaces fddi accounting command     IR-325

show interfaces fddi command     IR-325

show interfaces hssi command     IR-334

show interfaces ip-brief command     IR-339

show interfaces lex command     IR-340

show interfaces loopback command     IR-345

show interfaces port-channel command     IR-349

show interfaces pos command     IR-354

show interfaces serial accounting command     IR-359

show interfaces serial command     IR-359

show interfaces tokenring command     IR-378

show interfaces tunnel command     IR-384

show interfaces vg-anylan command     IR-399

show pas eswitch address command     IR-415

show tdm connections command     IR-424

show tdm connections motherboard command     IR-425

show tdm data command     IR-427

shutdown (controller) command     IR-437

shutdown (hub) command     IR-438

shutdown (interface) command     IR-439

signals
pulsing DTR     IR-214

Simple Network Management Protocol
See SNMP

smt-queue-threshold command     IR-440

SNMP
trap address violation     IR-441

snmp trap illegal-address command     IR-441

software compression
displaying     IR-240
for LAPB     IR-68

source-address command     IR-443

speed command     IR-444

squelch command     IR-446

Stacker compression     IR-68

subinterface configuration mode     xii

subinterfaces
configuring     IR-143, IR-144, IR-146

Synchronous Data Link Control Protocol
See SDLC

T


t1 bert command     IR-448

t1 clock source command     IR-450

t1 command     IR-447

T1 controller
adding descriptive name     IR-89

t1 external command     IR-451

t1 fdl ansi command     IR-453

t1 framing command     IR-454

t1 linecode command     IR-455

t1 test command     IR-457

t1 timeslot command     IR-459

t1 yellow command     IR-461

T3
BERT test     IR-448
cable length     IR-28
clock source     IR-58
configuration     IR-79
display controllers     IR-274
display interface     IR-367
external port     IR-451
FDL
performance report     IR-453, IR-461
framing     IR-125
line coding     IR-455
T1 clock source     IR-450
T1 framing     IR-454
T1 test     IR-457
T1 timeslots     IR-459

Tab key
command completion     xiii

test interface fastethernet command     IR-464

test service-module command     IR-465

THT
FDDI     IR-114

time-division multiplexing
clock source     IR-55

timers
token holding     IR-114

timeslot command     IR-467

timeslots
T1     IR-459

token holding timer
See THT

Token Ring Interface Processor
See TRIP

token rotation time
See TRT

transition states
FDDI     IR-327

translational bridging     IR-107

transmit-clock-internal command     IR-469

transmit clock signal
inverting     IR-160

transmitter-delay command     IR-470

transparent bridging
on FDDI interface     IR-107
type-code     IR-3

trap
message
address violation     IR-441

TRIP
displaying information about     IR-285

TRT
FDDI     IR-114

ts16 command     IR-471

tunnel checksum command     IR-472

tunnel destination command     IR-473

tunneling
AppleTalk
Cayman     IR-476

tunnel key command     IR-475

tunnel mode command     IR-476

tunnel sequence-datagrams command     IR-478

tunnel source command     IR-479

tx-queue-limit command     IR-481

U


unit numbers
interface     IR-37, IR-39, IR-44, IR-143

user EXEC mode
summary     xii

V


VIC
slot information     IR-292

virtual interfaces
loopback interface     IR-145
tunnel interface     IR-145

voice interface cards
See VIC

W


Weighted Random Early Detection
See WRED

WRED
interface statistics
displaying     IR-301

X


X.25
interface statistics
displaying     IR-375

X3T9.5 specification     IR-114

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