1. 路由器密码的恢复.
2600、3600等新系列路由器步骤:
1、启动路由器,60秒内按下ctrl+break键2、rommon>confreg 0x21423、rommon>reset4、routeSEO靠我r#copy startup-config running-config5、router(config)#no enable secrect //可以删除密码也可以更改,这里为删除6、router(cSEO靠我onfig)#no enable password7、router(config)#config-register 0x21028、router#copy running-config startupSEO靠我9、router#reload2500系列路由器步骤:
1、启动路由器,60秒内按下ctrl+break键2、>o/r 0x21423、>i其余步骤跟2600、3600一样2.交换机密码恢复
以2950为SEO靠我例
重启交换机:按MODE键进入到switch:模式 如下
C2950 Boot Loader (C2950-HBOOT-M) Version 12.1(11r)EA1, RELEASE SOFTWARESEO靠我 (fc1)Compiled Mon 22-Jul-02 17:18 by antoninoWS-C2950-24 starting...Base ethernet MAC Address: 00:1SEO靠我3:1a:9a:2b:80Xmodem file system is available. The system has been interrupted prior to initSEO靠我ializing theflash filesystem. The following commands will initializethe flash filesystem, and finishSEO靠我 loading the operatingsystem software: flash_init load_helper boot switch: flash_iSEO靠我nitInitializing Flash...flashfs[0]: 4 files, 1 directoriesflashfs[0]: 0 orphaned files, 0 orphaned dSEO靠我irectoriesflashfs[0]: Total bytes: 7741440flashfs[0]: Bytes used: 3090944flashfs[0]: Bytes availableSEO靠我: 4650496flashfs[0]: flashfs fsck took 6 seconds....done initializing flash.Boot Sector Filesystem (SEO靠我bs:) installed, fsid: 3Parameter Block Filesystem (pb:) installed, fsid: 4switch: load_helperswitch:SEO靠我 dir List of filesystems currently registered: flash[0]: (read-write) xmodem[1]: (SEO靠我read-only) null[2]: (read-write) bs[3]: (read-only) switch: dir flash:Directory of flash:/ SEO靠我 2 -rwx 736 <date> vlan.dat3 -rwx 3086336 <date> c2950-i6q4l2-mz.121-22.EA2.bin5 -rwx 1558 <SEO靠我date> config.text//交换机启动时应用的配置6 -rwx 5 <date> private-config.text 4650496 bytes available (3SEO靠我090944 bytes used)switch: rename flash:config.text flash:config-old.txt //重命名config.text switch: resSEO靠我et //重起交换机Are you sure you want to reset the system (y/n)?ySystem resetting...重起交换机后由于交换机不会再应用配置文件,因SEO靠我为刚才已把配置文件的名字更改。交换机会进入到配置的对话模式。如查
--- System Configuration Dialog --- Would you like to enter SEO靠我the initial configuration dialog? [yes/no]: nSwitch#dirDirectory of flash:/ 2 -rwx 736 Mar 0SEO靠我1 1993 00:19:14 +00:00 vlan.dat 3 -rwx 3086336 Jan 01 1970 01:12:26 +00:00 c2950-i6q4l2-mz.121-22.EASEO靠我2.bin 5 -rwx 1558 Mar 01 1993 02:36:44 +00:00 config-old.txt 6 -rwx 5 Mar 01 1993 02:36:44 +00:00 prSEO靠我ivate-config.text 7741440 bytes total (4650496 bytes free) Switch#copy config-old.txSEO靠我t running-configDestination filename [running-config]?1558 bytes copied in 1.152 secs (1352 bytes/seSEO靠我c)sw#config tEnter configuration commands, one per line. End with CNTL/Z.sw(config)#line console 0swSEO靠我(config-line)#no pass cisco //清除console口密码sw(config)#no enable secret //清除enable密码sw(config)#no enabSEO靠我le password //清除enable密码sw#write //重新保存以上密码删除成功,很多情况下你可以不删除,就直接更改就OK了。
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