Cisco IOS Configuration FundamentalsCommand Reference

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C O N T E N T S

Introduction 1

Cisco IOS IFS Command Syntax 2

Obtaining Documentation Obtaining Support and Security Guidelines 4

A through B 5

activation-character 6

alias 7

archive 11

archive config 13

archive log config persistent save 16

archive tar 18

async-bootp 21

attach 24

autobaud 27

auto-sync 28

autoupgrade disk-cleanup 31

autoupgrade ida url 33

autoupgrade status email 35

banner exec 37

banner incoming 40

banner login 43

banner motd 46

banner slip-ppp 49

boot 52

boot bootldr 57

boot bootstrap 59

boot config 62

boot host 65

boot network 68

boot system 71

Cisco IOS Configuration Fundamentals Command Reference ii

boot-end-marker 78

boot-start-marker 81

C commands 85

cd 87

clear archive log config 89

clear catalyst6000 traffic-meter 91

clear configuration lock 92

clear diagnostic event-log 94

clear ip http client cache 96

clear logging 98

clear logging system 100

clear logging xml 102

clear memory low-water-mark 104

clear mls statistics 105

clear parser cache 107

clear parser statistics 109

clear platform netint 111

clear processes interrupt mask 112

clear scp accounting 114

clear tcp 115

clear vlan counters 117

clock 118

clock initialize nvram 120

config-register 121

configure check syntax 123

configuration mode exclusive (Deprecated as of the 15.0S and T releases. It's still available on the

M train.) 124

configure confirm 131

configure memory 133

configure network 135

configure overwrite-network 136

configure replace 137

configure revert 142

configure terminal 144

confreg 147

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continue (ROM monitor) 149

copy 151

copy erase flash 170

copy http 171

copy https 172

copy logging system 173

copy xmodem 175

copy ymodem 177

copy noverify 179

D through E 185

databits 187

data-character-bits 189

default-value data-character-bits 191

default-value exec-character-bits 193

default-value modem-interval 195

default-value special-character-bits 196

define interface-range 198

delete 200

diag 203

diagnostic bootup level 207

diagnostic cns 209

diagnostic event-log size 211

diagnostic level 213

diagnostic monitor 215

diagnostic ondemand 220

diagnostic schedule module 222

diagnostic start 225

diagnostic stop 230

dir 233

disable 237

disconnect-character 239

dispatch-character 240

dispatch-machine 242

dispatch-timeout 244

do 246

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Cisco IOS Configuration Fundamentals Command Referenceiv

downward-compatible-config 248

editing 250

enable 254

enable last-resort 258

end 259

environment-monitor shutdown temperature 261

environment temperature-controlled 262

erase 264

erase bootflash 268

errdisable detect cause 269

errdisable recovery 271

escape-character 274

exec 277

exec-banner 278

exec-character-bits 280

exec-timeout 282

execute-on 284

exit (EXEC) 289

exit (global) 291

F through K 293

file prompt 294

file verify auto 295

format 297

fsck 301

full-help 307

help 309

hidekeys 311

history 313

history size 315

hold-character 317

hostname 319

hw-module reset 321

hw-module shutdown 322

insecure 323

international 324

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Cisco IOS Configuration Fundamentals Command Reference v

ip bootp server 326

ip finger 328

ip ftp passive 330

ip ftp password 331

ip ftp source-interface 333

ip ftp username 335

ip rarp-server 337

ip rcmd domain-lookup 339

ip rcmd rcp-enable 341

ip rcmd remote-host 343

ip rcmd remote-username 346

ip rcmd rsh-enable 348

ip rcmd source-interface 350

ip telnet source-interface 352

ip tftp blocksize 354

ip tftp boot-interface 355

ip tftp min-timeout 356

ip tftp source-interface 357

ip wccp web-cache accelerated 359

L through mode 361

length 363

load-interval 365

location 367

lock 368

lockable 370

log config 372

logging buginf 374

logging enable 376

logging esm config 378

logging event bundle-status 380

logging event link-status (global configuration) 382

logging event link-status (interface configuration) 384

logging event subif-link-status 386

logging event trunk-status 388

logging reload 389

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Cisco IOS Configuration Fundamentals Command Referencevi

logging ip access-list cache (global configuration) 391

logging ip access-list cache (interface configuration) 394

logging persistent (config-archive-log-cfg) 396

logging persistent reload (config-archive-log-cfg) 398

logging size 400

logging synchronous 402

logging system 405

logout 407

logout-warning 408

macro (global configuration) 410

macro (interface configuration) 412

maximum 414

memory cache error-recovery 416

memory cache error-recovery options 418

memory free low-watermark 420

memory lite 422

memory reserve 423

memory reserve critical 425

memory sanity 427

memory scan 429

memory-size iomem 431

menu (EXEC) 433

menu menu-name single-space 435

menu clear-screen 437

menu command 439

menu default 442

menu line-mode 444

menu options 446

menu prompt 448

menu status-line 450

menu text 452

menu title 454

microcode (12000) 456

microcode (7000/7500) 458

microcode (7200) 460

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Cisco IOS Configuration Fundamentals Command Reference vii

microcode reload (12000) 462

microcode reload (7000 7500) 464

microcode reload (7200) 466

mkdir 468

mkdir disk0: 470

mode 472

monitor event-trace through Q 477

monitor event-trace (EXEC) 478

monitor event-trace (global) 482

monitor event-trace dump-traces 486

monitor pcm-tracer capture-destination 488

monitor pcm-tracer delayed-start 490

monitor pcm-tracer profile 491

monitor permit-list 492

monitor session egress replication-mode 494

monitor session type 496

mop device-code 505

mop retransmit-timer 507

mop retries 509

more 511

more url begin 514

more url exclude 517

more url include 520

more flh:logfile 522

motd-banner 524

name-connection 526

no menu 528

notify 530

notify syslog 531

padding 533

parity 535

parser cache 537

parser command serializer 539

parser config cache interface 541

parser config partition 543

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Cisco IOS Configuration Fundamentals Command Referenceviii

parser maximum 545

partition 547

path (archive configuration) 549

periodic 553

ping 556

ping (privileged) 562

ping ip 566

ping srb 571

ping vrf 572

platform shell 576

power enable 577

power redundancy-mode 579

printer 581

private 583

process cpu statistics limit entry-percentage 585

process cpu threshold type 587

process-max-time 589

prompt 590

prompt config 592

pwd 593

R through setup 595

refuse-message 596

regexp optimize 598

reload 599

remote command 604

remote login 606

remote-span 608

rename 610

request platform software package describe file 612

request platform software package expand file 618

request platform software package install commit 621

request platform software package install file 623

request platform software package install rollback 631

request platform software package install snapshot 633

request platform software process release 635

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Cisco IOS Configuration Fundamentals Command Reference ix

request platform software system shell 637

request platform software shell session output format 639

request platform software snapshot 642

request platform software vty attach 644

revision 646

rmdir 648

rommon-pref 650

route-converge-interval 652

rsh 654

scheduler allocate 656

scheduler heapcheck poll 658

scheduler heapcheck process 659

scheduler interrupt mask profile 661

scheduler interrupt mask size 663

scheduler