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Cisco IOS Debug Command Reference, Release 12.1
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About this Manual
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Using Cisco IOS Software
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Using Debug Commands
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Conditionally Triggered Debugging
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Debug Commands (debug aaa acounting - debug appn trs)
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Debug Commands (debug arap - debug channel packets)
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Debug Commands (debug clns esis events - debug dialer events)
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Debug Commands (debug dlsw - debug ip dhcp server)
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Debug Commands (debug ip drp - debug ip pgm router)
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Debug Commands (debug ip pim - debug ip wccp packets)
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Debug Commands (debug ipx ipxwan - debug kerberos)
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Debug Commands (debug lane client - debug mls rp ip multicast)
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Debug Commands (debug modem - debug ppp)
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Debug Commands (debug ppp bap - debug sdllc)
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Debug Commands (debug serial interface - debug tacacs events)
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Debug Commands (debug tag-switching adjacency - debug tag-switching xtagatm vc)
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Debug Commands (debug tarp events - debug voip settlement transactions)
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Debug Commands (debug vpdn - debug xns routing)
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X.25 Cause and Diagnostic Codes
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ISDN Switch Types, Codes, and Values
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Index
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Table Of Contents
index
Index: Cisco IOS Debug 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 X Z
Symbols
A
AAA
debug aaa accounting command 14, 566
debug aaa authentication command 15, 566
debug aaa authorization command 16
debug kerberos command 443
debug radius command 565
debug tacacs command 644
abbreviating commands
context-sensitive help ix, x, xv
access-list command 473
access lists
debug list command 472
filtering
DECnet 209
filtering debug output 473
access server
debug modem command 494
Address Resolution Protocol
See ARP
adjacencies
DECnet 208
establishment 689
adjacency
problems
IS-IS 438
Advanced Peer-to-Peer Networking
See APPN
apple event-logging command 30
AppleTalk
apple event-logging command 30
ARP probes 25
cable range configuration mismatch 34
compatibility conflict 33
debug apple arp command 25
debug apple domain command 26
debug apple eigrp-all command 27
debug apple errors command 28
debug apple events command 30
debug apple nbp command 35
debug apple packet command 38
debug apple remap command 40
debug apple routing command 41
debug apple zip command 43
debug smrp all command 602
debug smrp group command 603
debug smrp mcache command 605
debug smrp neighbor command 607
debug smrp port command 608
debug smrp route command 609
debug smrp transaction command 611
discovery mode state changes
tracking 31
encapsulation problems 28
extended/nonextended networks 33
flapping routes 30
MAC address 25
multicast fast-switching cache 602, 605
NBP
lookup request 35
name invalid 29
routines, displaying 35
neighbor reachability problems 30
network address probe 32
network errors, displaying 28
network number range message 32
packets, displaying 38
router startup probe message 31
RTMP
errors 29
routines
displaying 1
update 43
seed/nonseed routers 33
slow switching
monitoring 38
source address, displaying 39
special events 30
ZIP 43
zone list check 32
zone list incompatibility 28
AppleTalk Remote Access Protocol
See ARAP
APPN
component activity 46
debug appn all command 44
debug appn cs command 46
debug appn ds command 48
debug appn ms command 52
debug appn nof command 53
debug appn pc command 55
debug appn ps command 57
debug appn scm command 59
debug appn ss command 60
debug appn trs command 62
directory services 48
HPR
debug appn hpr command 50
management services 52
node operator facility 53
path control 55
presentation services 57
session connector manager 59
session services events 60
topology and routing services 62
ARAP
debug arap command 64
debug callback used with debug arap 129
events
displaying 64
ARP
MAC addresses
displaying 66
request type 737
transactions
displaying 66
AS5200
debug modem csm command 495
debug modem oob command 503
debug modem trace command 504
Asynchronous Transfer Mode
See ATM
ATM
completion codes 73
debug atm errors command 71
debug atm events command 72
debug atm packet command 76
packet length 77
transmission rates 73
virtual circuit indicator 77
ATM VC bundles
bundle events
errors
authentication, authorization, and accounting
See AAA
B
basic security options 390
bearer capability values 863
Binary Synchronous Communication
See Bisync
Bisync
bsc protocol-group command 88, 89
debug bsc events command 88
displaying events 88
displaying packets 89
BPDUs
investigating 631
BRI
debug bri command 86
bridging problems
source-route bridging 626, 627
spanning-tree topology 631
BSTUN
debug bstun event command 90
debug bstun packet command 92
buffers
internal 5
C
call
ISDN
events, setup 423
events, teardown 424
information 428
setup 434
teardown 434
caller ID callback
dialer profiles, successful 427
dialer profiles, sucessful 426
cause codes
cautions
usage in text ix
CCO
accessing x
definition x
CDP
debug cdp command 143
debug cdp ip command 144
Channel Interface Processor
See CIP
channel service unit
See CSU/DSU
CIP
debug channel love command 148
debug channel packets command 149
packet display 149
CIR
investigating 259
Cisco Connection Online
See CCO
Cisco Discovery Protocol
See CDP
Cisco IOS
saving configuration changes xviii
Cisco Link Services
See CLS
clear x25 vc command 854
CLS
debug cls message 158
debug cls vdlc 159
Combinet Proprietary Protocol
See CPP
command modes
summary (table) xiv
Committed Information Rate
See CIR
compatibility conflict
AppleTalk network 33
completion codes
ATM 74
conditionally triggered debugging
conditional 8
description 7
protocol specific 8
configuration
display 3
configuration, saving xviii
configure terminal command
message logging 3
console line
on limiting output 6
versus terminal lines 5
console messages 4
control interface 816
coup packet 636
CPP
debug cpp event command 171
debug cpp negotiation command 172
debug cpp packet command 174
CSU/DSU
debug service-module command 599
CUGs
debug x25 events command 838
D
daemon setup
syslog server 6
data-link layer access limits
ISDN 428
data service unit
See CSU/DSU
DCD
monitoring 596
DDR
debug dialer events command 214
received packets
serial interface messages 215
dead interval
OSPF 361
debaug tag-switching tdp advertisements command 657
debug 246
debug ? command 2
debug aaa accounting command 14
debug aaa authentication command 15
debug aaa authorization command 16
debug aaa command 7
debug all command 2
debug alps ascu command 19
debug alps circuit event command 21
debug alps peer command 22
debug alps peer event command 23
debug alps snmp 24
debug apple arp command 25
debug apple domain command 26
debug apple eigrp-all command 27
debug apple errors command 28
debug apple events command 30, 33
debug apple nbp command 35
debug apple packet command 38
debug apple remap command 40
debug apple routing command 41
debug apple zip command 43
debug appn all command 44
debug appn cs command 46
debug appn ds command 48
debug appn hpr command 50
debug appn ms command 52
debug appn nof command 53
debug appn pc command 55
debug appn ps command 57
debug appn scm command 59
debug appn ss command 60
debug appn trs command 62
debug arap command 64
debug arp command 66
debug asp packet command 68
debug atm bundle errors command 69
debug atm bundle events command 70
debug atm errors command 71
debug atm events command 72
debug atm oam command 75
debug atm packet command 76
debug atm pvcd command 78
debug backhaul-session-manager session command 81
debug backhaul-session-manager set command 79
debug bert command 85
debug bri command 86
debug bsc events command 88
debug bsc packet command 89
debug bstun events command 90
debug bstun packet command 92
debug cable env command 93
debug cable err command 94
debug cable freqhop command 95
debug cable hw-spectrum command 96
debug cable keyman command 98
debug cable mac command 99
debug cable-modem bridge command 106
debug cable-modem error command 107
debug cable-modem interrupts command 108
debug cable-modem mac command 104, 109
debug cable-modem map command 115
debug cable phy command 116
debug cable privacy command 117
debug cable qos command 118
debug cable range command 119
debug cable reset command 121, 122
debug cable specmgmt command 122
debug cable startalloc command 123
debug cable telco-return msg command 712
debug cable ucc command 125
debug cable ucd command 126
debug callback command 129
debug cch323 h245 command 134
debug cdapi command 141
debug cdp command 143
debug cdp ip command 144
debug channel events command 146
debug channel love command 148
debug channel packets command 149
debug clns esis events command 150
debug clns esis packets command 151
debug clns events command 153
debug clns igrp packets command 154
debug clns packet command 156
debug clns routing command 157
debug cls message command 158
debug cls vdlc command 159
debug cms voice command 191
debug commands
caution for use 1
disabling all 2
documentation method 13
enabling all 2
entering 1
options
displaying 1
output
generating 2
redirecting 3
sample 2
using the no form 1
debug compress command 161
debug condition command 8, 163
debug condition interface command 165
debug confmodem command 167
debug cpp event command 171
debug cpp negotiation command 172
debug cpp packet command 174
debug crypto engine command 175
debug crypto ipsec command 177
debug crypto isakmp command 180
debug crypto key-exchange command 182
debug crypto pki messages command 183
debug crypto pki transactions command 188
debug crypto sesmgmt command 186
debug dbconn all command 199
debug dbconn drda command 203
debug dbconn event command 204
debug dbconn tcp command 206
debug decnet adj command 208
debug decnet connects command 209
debug decnet events command 211
debug decnet packet command 212
debug decnet routing command 213
debug dialer command 7
debug dialer events command 214
debug dlsw command 216
debug drip packet command 228
debug dsc clock command 229
debug dsip command 230
debug dspu activation command 232
debug dspu packet command 234
debug dspu state command 235
debug dspu trace command 237
debug dss ipx event command 239
debug eigrp fsm command 240
debug eigrp neighbors command 242
debug eigrp packet command 243
debug fddi smt-packets command 245
debug frame-relay callcontrol command 248
debug frame-relay command 246
debug frame-relay events command 250
debug frame-relay foresight command 253
debug frame-relay fragment command 251
debug frame-relay informationelements command 254
debug frame-relay lapf command 256
debug frame-relay lmi command 257
debug frame-relay networklayerinterface command 260
debug frame-relay packet command 263
debug frame-relay ppp command 265
debug fras error command 267
debug fras-host activation command 268
debug fras-host error command 269
debug fras-host packet command 270
debug fras-host snmp command 272
debug fras message command 273
debug fras state command 274
debug ftpserver command 275
debug h225 events command 293
debug h245 asn1 command 295
debug h245 events command 296
debug h255 asn1 command 282
debug ip auth-proxy command 299
debug ip bgp command 301
debug ip casa affinities 302
debug ip casa packets 304
debug ip casa wildcards 306
debug ip cef command 308
debug ip dhcp command 309
debug ip dvmrp command 311
debug ip eigrp command 314
debug ip http authentication command 316
debug ip http ezsetup command 317
debug ip http ssi command 319
debug ip http token command 320
debug ip http transaction command 322
debug ip http url command 324
debug ip icmp command 325
debug ip igmp command 330, 353, 369
debug ip igrp events command 331
debug ip igrp transactions command 333, 343, 371
debug ip inspect command 335
debug ip mbgp dampening command 339
debug ip mbgp updates command 340
debug ip mcache command 342
debug ip mds ipc command 344
debug ip mds mevent command 345
debug ip mds mpacket command 346
debug ip mds process command 347
debug ip mobile host command 349
debug ip mpacket command 350
debug ip mrm command 352
debug ip mrouting command 330, 353, 369
debug ip msdp command 355
debug ip msdp resets command 357
debug ip nat command 358
debug ip ospf events command 361
debug ip ospf packet command 362
debug ip packet command 350, 364
debug ip pgm router command 367
debug ip pim atm command 372
debug ip pim auto-rp command 373
debug ip pim command 330, 353, 369
debug ip policy command 375
debug ip rip command 377
debug ip routing command 378
debug ip rsvp command 380
debug ip rsvp detail command 382
debug ip rsvp detail sbm command 384
debug ip rtp header-compression command 386
debug ip rtp packets command 387
debug ip sd command 388
debug ip security command 390
debug ip socket command 392
debug ip tcp driver command 395, 397
debug ip tcp driver-pak command 395, 397
debug ip tcp intercept command 399
debug ip tcp transactions command 401
debug ip trigger-authentication command 403
debug ip wccp events command 405
debug ip wccp packets command 406
debug ipx ipxwan command 407
debug ipx nasi command 409
debug ipx packet command 411
debug ipx routing command 413
debug ipx sap command 415
debug ipx spoof command 419
debug ipx spx command 421
debug isdn command 7
debug isdn event command 423
debug isdn q921 command 428
debug isdn q931 command 434
debug isis adj packets command 438
debug isis spf statistics command 439
debug isis update-packets command 441
debug kerberos command 443
debug lane client command 445
debug lane config command 454
debug lane finder command 456
debug lane server command 457
debug lane signaling command 460
debug lapb command 462
debug lapb-ta command 466
debug lat packet command 467
debug lex rcmd command 469
debug list command 472
debug llc2 dynwind command 475
debug llc2 errors command 476
debug llc2 packet command 477
debug llc2 state command 479
debug lnm events command 480
debug lnm llc command 482
debug lnm mac command 485
debug local-ack state command 487
debug mdss command 489
debug mls rp command 491
debug mls rp ip multicast 492
debug modem csm command 495
debug modem dsip command 501
debug modem oob command 503
debug modem trace command 504
debug modem traffic command 506
debug mpoa client command 507
debug mpoa server command 508
debug ncia circuit command 509
debug ncia client command 514
debug ncia server command 516
debug netbios error command 518
debug netbios-name-cache command 519
debug netbios packet command 522
debug nhrp command 523
debug nhrp extension command 525
debug nhrp options command 526
debug nhrp packet command 527
debug nhrp rate command 528
debug packet command 529
debug pots command 532
debug ppp bap command 546
debug ppp multilink command 553
debug ppp multilink events command 554
debug ppp multilink negotiation command 555
debug proxy h323 statistics command 558
debug qllc error command 559
debug qllc event command 560
debug qllc packet command 561
debug qllc state command 562
debug qllc timer command 563
debug qllc x25 command 564
debug ras command 567
debug rif command 574
debug route-map ipc command 577
debug rtr error command 579
debug rtr trace command 581
debug sdlc command 583
debug sdlc local-ack command 588
debug sdlc packet command 590
debug sdllc command 591
debug serial interface command 593
debug serial packet command 598
debug service-module command 599
debug smrp all command 602
debug smrp group command 603
debug smrp mcache command 605
debug smrp neighbor command 607
debug smrp port command 608
debug smrp route command 609
debug smrp transaction command 611
debug snmp packet command 616
debug snmp requests command 618
debug sntp adjust command 619
debug sntp packets command 620
debug sntp select command 622
debug source-bridge command 623, 627
debug source error command 625
debug source event command 627
debug span command 631
debug sse command 634
debug standby command 635
debug status
displaying 2
debug stun packet command 637
debug syscon perfdata command 640
debug syscon sdp command 641
debug syslog-server command 642
debug tacacs command 644
debug tacacs events command 646
debug tag-switching adjacency command 649, 811
debug tag-switching atm-cos command 650
debug tag-switching atm-tdp api command 652
debug tag-switching atm-tdp routes command 653
debug tag-switching atm-tdp states command 655
debug tag-switching packets command 656
debug tag-switching tdp bindings command 658
debug tag-switching tdp directed-neighbors command 660
debug tag-switching tdp peer state-machine command 661
debug tag-switching tdp pies received command 663
debug tag-switching tdp pies sent command 664
debug tag-switching tdp session io command 666
debug tag-switching tdp session state-machine command 668
debug tag-switching tdp transport connections command 670
debug tag-switching tdp transport events command 672
debug tag-switching tdp transport timers command 674
debug tag-switching tfib cef command 676
debug tag-switching tfib enc command 679
debug tag-switching tfib state command 681
debug tag-switching tfib struct command 683
debug tag-switching tfib tsp command 685
debug tag-switching traffic-engineering command 687
debug tag-switching traffic-engineering interfaces command 688
debug tag-switching traffic-engineering metrics command 689
debug tag-switching traffic-engineering routing-table command 691
debug tag-switching tsp-tunnels events command 692
debug tag-switching tsp-tunnels signalling command 693
debug tag-switching tsp-tunnels tagging command 696
debug tarp events command 705
debug tarp packets command 707
debug tdm command 709
debug tftp command 713
debug token ring command 714
debug tsp command 716
debug txconn all command 717
debug txconn appc command 718
debug txconn config command 720
debug txconn data command 721
debug txconn event command 723
debug txconn tcp command 725
debug txconn timer command 727
debug udptn command 728
debug v120 event command 729
debug v120 packet command 730
debug vg-anylan command 732
debug video vicm command 734 to 735
debug vines arp command 736
debug vines echo command 738
debug vines ipc command 739
debug vines netrpc command 741
debug vines packet command 742
debug vines routing command 743, 748
debug vines service command 745
debug vines state command 747
debug vines table command 748
debug vis events command 813
debug vlan packet command 749
debug voice all command 750
debug voice cp command 751
debug voice eecm command 752
debug voice protocol command 753
debug voice signaling command 755
debug voice tdsm command 757
debug voice vofr command 759
debug voip aaa command 761
debug voip ccapi command 762
debug voip ccapi error command 764
debug voip ccapi inout command 765
debug voip ivr command 768
debug voip rawmsg command 771
debug voip settlement command 772
debug voip settlement enter command 773
debug voip settlement error command 774
debug voip settlement exit command 779
debug voip settlement misc command 780
debug voip settlement network command 781
debug voip settlement security command 784
debug voip settlement transaction command 785
debug vpdn command 786
debug vpdn event command 797
debug vpdn packet command 799
debug vpm all command 802
debug vpm dsp command 803
debug vpm port command 804
debug vpm signal command 806
debug vpm spi command 807
debug vsi api command 809
debug vsi errors command 811
debug vsi packets command 815
debug vsi param-groups command 817
debug vtemplate command 819
debug vtsp all command 822
debug vtsp dsp command 823
debug vtsp port command 824
debug vtsp session command 826
debug vtsp vofr subrame command 830
debug x25 command 559, 822, 832
debug x28 command 840
debug xcctsp all command 841
debug xcctsp error command 842
debug xcctsp session command 843
debug xns packet command 844
debug xns routing command 845
DECnet
access list filtering 209
adjacency entry in routing table 208
adjacency state change 208
BDPU packet 632
debug decnet adj command 208
debug decnet connects command 209
debug decnet events command 211
debug decnet packet command 212
debug decnet routing command 213
debug lat packet command 467
hello packet 632
LAT events
logging 467
max area parameter 211
max node parameter 211
password and account information 209
Phase IV/Phase V converted packet 212
routing events
logging 213
routing updates
logging 212
spanning-tree problems 632
unscheduled update event 213
decnet access-group command 209
default form of a command
using xvii
delay measurement in NetWare 414
Dijkstra algorithm 439
Director Response Protocol
disable debug commands 1
disable debugging activity 2
discovery mode state changes
tracking 31
Distance Vector Multiprotocol Routing Protocol
See IP
DLCI
DLSw
debug dlsw command 216
downstream physical unit
See DSPU
dsm
debug service module 599
DSPU
debug dspu activation command 232
debug dspu packet command 234
debug dspu state command 235
debug dspu trace command 237
dynamic addressing
Frame Relay 250
E
EIGRP
analyzing local and remote host traffic 243
debug eigrp fsm command 240
debug eigrp neighbors command 242
debug eigrp packet command 243
debug ip eigrp command 314
enable all debugging 2
solving problems in AppleTalk 28
style
general packet debugging 529
encryption
debug crypto key-exchange command 182
debug crypto sesmgmt command 186
Enhanced IGRP
See EIGRP
error messages
ICMP 365
ES hello packets
displaying 150
ES-IS
debug clns esis events command 150
debug clns esis packets command 151
hello packet, displaying 150
explorer frame packet 624
explorer frame response 592
explorer packet 629
F
fast switching
cache entry 157
IPX packet information 411
RIF cache information
displaying 574
source-route bridging information 627
FDDI
debug fddi smt-packet command 245
Fiber Distributed Data Interface
See FDDI
filtering debug output by access list 473
flapping routes
identifying 30
frame events
investigating 463
protocol state in SDLC 584, 585
Frame Relay
analyzing end-to-end connection problems 250
ARP replies, displaying 250
debug cls message command 158
debug dialer events command 214
debug frame-relay callcontrol command 248
debug frame-relay command 246
debug frame-relay events command 250
debug frame-relay informationelements command 254
debug frame-relay lapf command 256
debug frame-relay lmi command 257
debug frame-relay networklayerinterface command 260
debug frame-relay packets command 263
debug fras error command 267
debug fras message command 273
debug fras state command 274
dynamic addressing 250
interface packets
displaying 263
LMI 257
multicast channel 250
packet type codes 246
PPP
interfaces, debugging 265
received packets
analyzing 246
sent packets
analyzing 246
sent packets, analyzing 263, 265
unknown packet types 593
Frame Relay Access Support
See FRAS
frame type names 464
FRAS
Cisco link services 158
data-link control 274
debug cls message 158
debug fras error 267
debug fras message 273
debug fras state 274
FST encapsulation 630
G
GetNetInfo requests
global configuration mode
summary xiv
H
H.245
events 296
message content 295
halt all debug activity 2
HDLC
debug serial interface command 593
hello interval
OSPF 361
hello packet
DECnet
displaying 632
ES-IS
displaying 150
IS-IS
displaying 438
ISO IGRP
displaying 154
High-Level Data Link Control
See HDLC 593
High-Speed Serial Interface
See HSSI 593
host address
setting syslog server 6
Hot Standby Protocol
See HSP 635
HSSI
debug serial interface command 595
I
ICMP
code types 327
debug ip icmp command 325
end-to-end connection
analyzing 325
error messages 365
mask request message 328
packet types 326
security error messages in IPSO 365
transactions
logging 325
IEEE spanning-tree problems 631
IGMP 351
IGRP
debug ip igrp events command 331
routing messages
displaying 331
routing transactions
displaying 333
Information Element Identifier
interface configuration mode
summary xiv
interface packets
displaying Frame Relay 263
internal buffer, logging messages to 5
Internet Group Management Protocol
See IGMP
IP
analyzing local and remote host traffic 364
analyzing TCP/IP performance problems 401
basic security options 390
debug ip dvmrp command 311, 343, 351, 354
debug ip eigrp command 314
debug ip http ezsetup command 317
debug ip http token command 320
debug ip http transaction command 322
debug ip http url command 324
debug ip icmp command 325
debug ip igmp command 330
debug ip igrp events command 331
debug ip mcache command 342
debug ip mds ipc command 344
debug ip mds mevent command 345
debug ip mds packet command 346
debug ip mds process command 347
debug ip mpacket command 350
debug ip mrouting command 353
debug ip nat command 358
debug ip ospf events command 361
debug ip ospf packet command 362
debug ip packet command 364
debug ip pim auto-rp command 373
debug ip pim command 369
debug ip rip command 377
debug ip routing command 378
debug ip sd command 388
debug ip security command 390
debug ip socket command 392
debug ip tcp driver command 395
debug ip tcp driver-pak command 397
debug ip tcp transaction command 401
debug nhrp command 523
debug nhrp options command 526
debug nhrp rate command 528
general debugging information
ICMP transactions
logging 325
IGRP routing messages
displaying 333
IGRP routing transactions
displaying 331
IPSO security transactions
displaying 364
network not responding 523
OSPF-related events
generating information 361
packet information 401
RIP updates 377
security classification 390
security failure message 366
subnet mask problems 361
TCP transactions
displaying 401
IPSec
debug crypto ipsec command 177
IP Security Option
See IPSO
IPSO
analyzing datagram failures 243, 364
security actions (table) 365
unclassified genser 365
IPX
debug ipx ipxwan command 407
debug ipx nasi command 409
debug ipx packet command 411
debug ipx routing command 413
debug ipx sap command 415
debug ipx spoof command 419
debug ipx spx command 421
debug nhrp command 523
debug nhrp options command 526
debug nhrp rate command 528
delay measurement in NetWare 414
network not responding 523
non-fast switched packets
displaying 411
packet information 411
routing packet information 413
routing update timing 413
server service types 417
service detail message 415
startup negotiations 407
ticks 414
ipx route-cache command 411
ISDN
Action indicator 431
assignment source point 429
Basic Rate problems 595
bearer capability values 863
bearer service 424
caller ID callback
legacy DDR 426
call information
displaying 428
call origin 425
call reference number 436
call setup
displaying 434
call teardown
displaying 434
data-link layer display limits 428
debug isdn q921 command 428
debug isdn q931 command 434
debug serial interface command 595
debug v120 event command 729
debug v120 packet command 730
display format differences 423
Identity Check Request message type 432
Identity Check Response message type 432
Identity Remove message type 431
Identity Request message type 431
information command 433
Information Element Identifier 424, 436
Layer 2 access procedures
displaying 428
modulo 128 multiple frame acknowledged operation 432
protocol discriminator 435
Receive Ready response 433
reference number 431
send sequence number 433
service access point 432
service profile identifier 433
show dialer command 423
switch types 855
teardown
call disconnected by local ISDN interface 424
call hung up by remote side ISDN interface 425
outgoing call using dialer subaddress 425
TEI value 432
unsuccessful 426
ISDN BRI
See BRI
ISDN LAPB-TA debug commands
LAPB 466
IS hello packets
IS hello packets, displaying 151
IS-IS
adjacency problems 438
debug isis spf statistics command 439
hello packet 438
route statistical information, displaying 439
ISO CLNS
adjacency-related activities
displaying 438
debug clns esis events command 150
debug clns esis packets command 151
debug clns events command 153
debug clns packet command 156
debug clns routing command 157
debug isis adj packets command 438
debug isis update packets command 441
debug tarp events command 705
debug tarp packets command 707
Dijkstra algorithm 439
ES hello packets
displaying 150
ES-IS events
displaying 150
fast-switching cache entry 157
hold time
displaying 150
IS hello packets
IS-IS hello packet 438
link state packets 441
MAC address
displaying 153
NSAP 441
PDUS and link state packets
displaying 441
routing cache updates 157
routing table change indicator 157
sequence number packets 441
shortest path first algorithm 439
SNPA display 156
ISO IGRP
debug clns igrp packets command 154
hello packet display 154
Level 1 update display 154
Level 2 update display 154
metric display 155
K
keepalive
monitoring for BSTUN 90
packet monitoring 594
timing values
serial connection 593
Kerberos
debug kerberos command 443
L
LAN Extender
See LEX
LAN Network Manager
See LNM
LAPB
events 462
frame type names 464
interface traffic
displaying 462
Level 1 update display, ISO-IGRP 154
Level 2 update display, ISO IGRP 154
LEX
debug lex rcmd command 469
LEX interface 469
link layer encapsulation 818
link problems
debug lapb command 462
link state packets
investigating 441
LLC
debug lnm llc command 482
software function level 483
LLC2
Token Ring problems 714
LMI
Frame Relay 257
LNM
communication
displaying 482
debug lnm events command 480
debug lnm llc command 482
debug lnm mac command 485
Token Ring network, displaying events 480
local acknowledgment
monitoring frame types 588
state conditions 487
Local Management Interface
See LMI
logging buffered command 5
logging console command 4
logging monitor command 5
logging on command 3
logging trap command 6
Logical Link Control
See LLC
M
MAC
AppleTalk hardware address
displaying 25
ARP address
displaying 66
IP address
displaying 66
ISO CLNS address
displaying 153
NetBIOS address
displaying 520
spanning-tree root address 632
TCP/IP address
displaying 66
Magic Number 537
mask request message
ICMP 328
max area parameter exceeded 211
max node parameter exceeded 211
Media Access Control
See MAC
message logging
choosing a destination 3
directing to console 3
enabling 3
keywords and levels 4
limiting output
on console 4
setting levels 4
setting trap level 6
to internal buffer 5
to UNIX syslog server 5
message logging on terminal lines 5
messages
ICMP 365
metric display
ISO IGRP 155
metric exchange 689
MK5025
debug serial interface command 596
device problems 596
mnemonics 814
modem information 167
debug modem command 494
debug modem csm command 495
debug modem oob command 503
debug modem trace command 504
modes
See command modes
monitor
logging messages to 5
more system
running-config command 3
MPOA
debug mpoa client command 507
debug mpoa server command 508
multicast channel
Frame Relay 250
multicast IP
debug ip igmp command 330, 353, 369
debug ip mcache command 342
debug ip mpacket command 350
debug ip mrouting command 330, 353, 369
debug ip pim auto-rp command 373
debug ip pim command 330, 353, 369
debug ip sd command 388
multilink fragments
PPP 553
Multiprotocol over ATM
See MPOA
N
name-cache proxy
NetBIOS 521
name caching activities
name not in NetBIOS cache 521
NASI
debug ipx nasi 409
debug ipx spx 421
NAT 358
native client interface architecture
See NCIA
NBP
lookup request 35
name invalid 29
routines, displaying 35
NCIA
debug ncia circuit command 509
debug ncia client command 514
debug ncia server command 516
neighbor 602
neighbor operating states
SMRP 607
NetBIOS
debug netbios error command 518
debug netbios-name-cache command 519
debug netbios packet command 522
insufficient cache buffer space display 520
MAC address display 520
name cache (table) 519
name-cache proxy nonexistent 521
name caching activities
displaying 519
name not in cache 521
netbooting problems 713
NetRPC packet 741
NetWare Asynchronous Services Interface
See NASI
network address probe 32
network address translation
See NAT 358
Network Basic Input/Output System
See NetBIOS
network not responding
debug nhrp command 523
network traffic
debug priority over 2
generating with ping command 3
Next Hop Resolution Protocol
See NHRP
NHRP
debug nhrp command 523
debug nhrp extension command 525
debug nhrp options command 526
debug nhrp packet command 527
debug nhrp rate command 528
no form of a command
using xvii
notes
usage in text x
NSAP
identifier 441
O
online documentation
See CCO
options
displaying 2
options to debug command
displaying 2
OSPF
debug ip ospf events command 362
debug ip ospf packet command 362
output from debug
caution using 2
generating 2
limiting 4
limiting on terminal lines 5
logging to internal buffer 5
redirect using command options 3
setting message levels 4
terminal lines versus console lines 5
to a UNIX syslog server 5
using the logging command 3
P
packet conversion
Phase IV/Phase V 212
packets
AppleTalk 38
ARP 736
ATM 76
Bisync 89
BSTUN 92
CIP 149
debug network 529
DSPU 234
EIGRP 243
ES hello 150
ES-IS 151
FRame Relay 263
IGRP 154
IP 364
IP multicast 350
IP TCP 401
IPX 411
IS-IS 438
IXP routing 413
keepalive monitoring 594
NetBIOS 522
NetRPC 741
QLLC 561
SDLC 590
serial interface 598
STUN 637
TARP 707
V120 730
VINES 742
VLANs 749
X.25 836
XNS 844
peer bridges 624
Phase IV/Phase V converted packet 212
ping command
generating network traffic 3
Point-toPoint Protocol
See PPP
port operating state changes
SMRP 608
PPP
debug ppp chap command 541
debug ppp command 534
debug ppp error command 540
debug ppp multilink command 553
debug ppp used with debug callback 129
Frame Relay
interfaces, debugging 265
Magic Number 537
multilink fragments and events 553
packet exchange between ECHO and LQRs 536
Quality Protocol option 540
traffic
monitoring 534
privileged EXEC mode
summary xiv
prompts
system xiv
Protocol Independent Multicast
Protocol Independent Multicast (PIM) 330
protocol problems
debug packet 529
protocol state in SDLC 584, 585
protocols using TCP driver 395
Q
Q.931
events 293
messages 282
QLLC
debug qllc error command 559
debug qllc event command 560
debug qllc packet command 561
debug qllc state command 562
debug qllc timer command 563
debug qllc x25 command 564
Qualified Logical Link Control
See QLLC
question command xv
R
RADIUS
debug radius command 565
RAS
events
displaying 567
message contents 282
Registration, Admission, and Status protocol
See RAS
Remote Authentication Dial-In User Server
See RADIUS
remote peer message header types 629
Remote Source-Route Bridging
See RSRB
Response Time Reporter
See RTR
RIF
cache entry 627
cache problems 574
debug source-bridge command 624
interface not configured 575
XID response 575
ring exchange packet 629
RIP
debug ip rip command 377
debug ip routing command 378
packet malformed 377
routing table updates 377
routing transactions 377
routing updated 378
ROM monitor mode
summary xiv
router
SDLLC support 591
router configuration
displaying 3
routing activity
SMRP 609
routing algorithm
Dijkstra 439
shortest path first 439
routing cache updates 157
Routing Interface Protocol
See RIP
Routing Table Maintenance Protocol
See RTMP
routing table updates
RIP 377
routing update timing, IPX 413
RSRB
debug source event command 627
explorer packet 629
FST encapsulation 630
message header types 629
RIF cache entry 627
ring exchange packet 629
virtual ring header 630
RTMP
description 41
packet
displaying 41
updates 43
using debug apple routing to debug 41
RTP update messages 743
RTR
debug rtr error command 579
debug rtr trace command 581
S
saving configuration changes xviii
SDLC
debug sdlc command 583
debug sdlc local-ack command 588
debug sdlc packet command 590
frames
logging 583
local acknowledgment information
displaying 588
local acknowledgment state machine 589
SDLLC
data link layer
displaying 591
debug sdllc command 591
explorer frame response 592
security
basic options 390
classification 390
debug kerberos command 443
debug radius command 565
debug tacacs command 644
ICMP error messages 365
IP failure messages 366
IPSO error messages 365
seed/nonseed routers 33
sequence number packets, investigating 441
Sequence Packet Exchange
See SPX
serial connection problems 593
serial debugging, interface support 593
serial interface
HDLC messages 593
HSSI messages 595
ISDN Basic Rate messages 595
MK5025 device messages 596
SMDS messages 596
serial timing problems 593
server service types in IPX 417
Service Advertising Protocol
See SAP
service detail message in IPX 415
session directory announcements 388
setting message logging trap level 6
shortest path first algorithm
IS-IS 439
show accounting command 14
show debugging command 2
show dialer command 423
show interface serial command 593
show vlans command 749
silicon switching engine
See SSE
Simple Multicast Routing Protocol
See SMRP
slave numbers 817
slow switching
monitoring AppleTalk 38
SMDS
debug serial interface command 596
debug serial packet command 598
encapsulation problems 596, 598
SMRP
debug smrp all command 602
debug smrp group command 603
debug smrp mcache command 605
debug smrp neighbor command 607
debug smrp port command 608
debug smrp route command 609
debug smrp transaction command 611
multicast fast-switching cache 602, 605
SNPA display
ISO CLNS 156
socket
debug ip socket command 392
source-bridge route-cache command 574
spanning-tree problems 631
SPX
debug ipx nasi 409
debug ipx spx 421
SRB
debug source-bridge command 623, 626
debug source error command 625
debug source event command 627
explorer frame 624
packet and frame information
peer bridges 624
routing information field 624
using TCP as transport 623
SSE
debug sse command 634
standby ip command 636
startup AppleTalk probe message 31
startup negotiations
IPX WAN 407
state1 814
state machine changes in TCP 402
stub area 361
STUN
debug stun packet command 637
packet link display 637
X1 packet type 638
X2 packet type 638
subinterface configuration mode
summary xiv
subnet mask problems 361
switch types, ISDN interface support 855
Sychronous Data Link Control
See SDLC
syslog server 6
system diagnostics
enabling all 2
T
Tab key
command completion xv
TACACS
authorization 16
debug tacacs command 644
debug tacacs events command 646
login attempts 644
Target Identifier Address Resolution Protocol
See TARP
TARP
debug tarp events command 705
debug tarp packets command 707
TCNs
TCP
analyzing performance problems 401
debug arp command 66
debug ip tcp driver command 395, 397
debug ip tcp driver-pak command 395, 397
debug ip tcp transaction command 401
displaying transactions 394, 401
driver activity identifier 395, 397
driver events
logging 395
driver operations
logging 397
header compression
investigating 531
intercept
debugging 399
MAC addresses
displaying 66
network nodes not responding 66
packet information 401
port number 395
protocols using driver 395
state machine changes 402
verbose debugging output 395
TDP session
protocol level 661, 666, 668, 670, 672, 674
tag distribution level 661, 666, 668, 670, 672, 674
Terminal Access Controller Access Control System
See TACACS
terminal lines 5
terminal monitor command 5
TFTP
copy running-config tftp command 713
copy tftp running-config command 713
debug tftp command 713
three levels 674
ticks
NetWare delay measurement 414
timing problems
serial connection 593
Token Ring
communication
displaying 482
debug token ring command 714
interface activity
displaying 714
management communication
displaying 485
network events
displaying 480
traffic rates
NHRP 528
transmission rates for ATM 73
transparent bridging problems 631
trap level 6
TSP tunnels
RSVP
using 693
U
unclassified genser 365
undebug command 1
unknown protocol problems
debug packet 529
unscheduled update event
displaying 213
user EXEC mode
summary xiv
V
V120
debug V120 event 729
debug V120 packet 730
VINES
ARP packets
logging 736
ARP request type 737
debug vines arp command 736
debug vines echo command 738
debug vines ipc command 739
debug vines netrpc command 741
debug vines packet command 742
debug vines routing command 743, 748
debug vines service command 745
debug vines state command 747
debug vines table command 748
general information
logging 742
IPC layer transactions
logging 739
MAC-level echo packets
logging 738
NetRPC layer transactions
logging 741
RTP update messages
logging 743
Service layer transactions
logging 745
SRTP state transactions
logging 747
virtual circuit
states
X.25 835
virtual circuit display in ATM 77
virtual LANs
See VLANs
virtual ring header
RSRB 630
VLANs
debug vlan packet command 749
Voice Call Manager
debug voice all command 750
debug voice cp command 751
debug voice eecm command 752
debug voice protocol command 753
debug voice signaling command 755
debug voice tdsm command 757
VSI
header 818
master 818
X
X.25
clear x25 vc command 854
CUGs debug x25 events command 838
debug lapb command 462
debug x25 command 832
diagnostic codes 852
LAPB
events 462
frame type names 464
interface traffic, displaying 462
packet types 836
virtual circuit states 835
X1 packet type 638
X2 packet type 638
XID response 575
XNS
debug xns packet command 844
debug xns routing command 845
packet traffic
logging 844
routing transaction
displaying 845
Z
ZIP
debug apple zip command 43
extended reply 43
storm 43
zone list incompatibility 28