cisco 4948 交换机怎么破密码！！！ 求技术帝。。 不小心把思科交换机4948配置和flash清楚了，重启之后直...
\u601d\u79d14506E\u600e\u4e48\u6062\u590d\u5bc6\u7801\u3010\u601d\u79d14506\u5bc6\u7801\u6062\u590d\u8fc7\u7a0b\u3011
\uff081\uff09 \u4ea4\u6362\u673a\u5f00\u673a\uff0c30\u79d2\u5185\u6309Ctrl+Break\u952e\uff0c\u51fa\u73b0\u63d0\u793a\u7b26\u201crommon 1 \u300b\u201c\uff08\u5982\u679c\u6ca1\u6709\u51fa\u73b0\u8be5\u63d0\u793a\u7b26\uff0c\u4ea4\u6362\u673a\u91cd\u65b0\u5f00\u673a\uff0c\u91cd\u590d\uff081\uff09\u6b65\u9aa4\uff09\u3002
\uff082\uff09 \u952e\u5165\u5982\u4e0b\u547d\u4ee4\uff1a rommon 1 \u300b confreg 0x2142
\uff083\uff09 \u521d\u59cb\u5316\u4ea4\u6362\u673a\uff1a \u201d rommon 2 \u300breset\u201c\u3002
\uff084\uff09 switch#show startup-config
\u8fd9\u65f6\u5c06\u5168\u90e8\u7684\u5185\u5bb9\u5907\u4efd\u3002
\uff085\uff09 switch#config mem
switch\uff08config\uff09#no enable secret
switch\uff08config\uff09#enable secret cisco
switch\uff08config\uff09#config-reg 0x2102\u201d ;
\u201cswitch\uff08config\uff09#exit\u201d;
switch#write mem
\uff086\uff09 \u91cd\u65b0\u542f\u52a8\u4ea4\u6362\u673a\uff0c\u5373\u53ef\uff1a\u201cswitch#reload\u201d.
\u54e5\uff0c\u8fd9\u4f60\u90fd\u6562\u4e71\u6253\u3002\u3002
\u4f60\u53bb\u641c\u4e0b\u704cIOS\u7684\u6559\u7a0b\u5457\uff0c\u6309\u7740\u987a\u5e8f\u505a\u5c31\u884c\u4e86\u3002
1.开机，按住ctrl+c 进入rommon 模式。显示如下（如没有进入rommon，关机重新试一次）
**********************************************************
* *
* Welcome to Rom Monitor for WS-C4948 System. *
* Copyright (c) 2003-2007 by Cisco Systems, Inc. *
* All rights reserved. *
* *
**********************************************************
Rom Monitor Program Version 12.2(31r)SGA2
Supervisor: WS-C4948 Chassis: WS-C4948
Hardware Revisions - Board: 6.0 CPLD: 5 Dagobah: 226
MAC Address : c8-4c-75-xx-xx-xx
Ip Address : Not set.
Netmask : Not set.
Gateway : Not set.
TftpServer : Not set.
Main Memory : 256 MBytes
***** The system will autoboot in 5 seconds *****
Type control-C to prevent autobooting.
. .
Autoboot cancelled......... please wait!!!
rommon 1 > [interrupt]
2．在rommon 提示符下，用confreg 命令实行密码恢复
rommon 1 >confreg
Configuration Summary :
=> load rom after netboot fails
=> ignore system config info
=> console baud: 9600
=> autoboot from: the first file from internal flash device
do you wish to change the configuration? y/n [n]: y
enable "diagnostic mode"? y/n [n]:
enable "use net in IP bcast address"? y/n [n]:
disable "load rom after netboot fails"? y/n [n]:
enable "use all zero broadcast"? y/n [n]:
enable "break/abort has effect"? y/n [n]:
disable "ignore system config info"? y/n [n]: y
change console baud rate? y/n [n]:
change the boot characteristics? y/n [n]:
Configuration Summary :
=> load rom after netboot fails
=> console baud: 9600
=> autoboot from: the first file from internal flash device
do you wish to save this configuration? y/n [n]: y
You must reset or power cycle for new configuration to take effect
rommon 2 >
3. reset 进入正常开机
rommon 2 >reset
Resetting .......
rommon 3 >
**********************************************************
* *
* Welcome to Rom Monitor for WS-C4948 System. *
* Copyright (c) 2003-2007 by Cisco Systems, Inc. *
* All rights reserved. *
* *
**********************************************************
Rom Monitor Program Version 12.2(31r)SGA2
Supervisor: WS-C4948 Chassis: WS-C4948
Hardware Revisions - Board: 6.0 CPLD: 5 Dagobah: 226
MAC Address : c8-4c-75-xx-xx-xx
Ip Address : Not set.
Netmask : Not set.
Gateway : Not set.
TftpServer : Not set.
Main Memory : 256 MBytes
***** The system will autoboot in 5 seconds *****
Type control-C to prevent autobooting.
. . . . .
******** The system will autoboot now ********
config-register = 0x2101
Autobooting using the first file from bootflash.....
Rommon reg: 0xE2004180
###########
k2diags version 5.2_d
prod: WS-C4948 part: 73-9130-11 serial: FOX1xxxxxxx
Power-on-self-test for Module 1: WS-C4948
Port/Test Status: (. = Pass, F = Fail, U = Untested)
Cpu Subsystem Tests ...
seeprom: . temperature_sensor: .
Port Traffic: L2 Asic Loopback ...
0: . 1: . 2: . 3: . 4: . 5: . 6: . 7: . 8: . 9: . 10: . 11: .
12: . 13: . 14: . 15: . 16: . 17: . 18: . 19: . 20: . 21: . 22: . 23: .
24: . 25: . 26: . 27: . 28: . 29: . 30: . 31: . 32: . 33: . 34: . 35: .
36: . 37: . 38: . 39: . 40: . 41: . 42: . 43: . 44: . 45: . 46: . 47: .
Port Traffic: L3 Asic Loopback ...
0: . 1: . 2: . 3: . 4: . 5: . 6: . 7: . 8: . 9: . 10: . 11: .
12: . 13: . 14: . 15: . 16: . 17: . 18: . 19: . 20: . 21: . 22: . 23: .
24: . 25: . 26: . 27: . 28: . 29: . 30: . 31: . 32: . 33: . 34: . 35: .
36: . 37: . 38: . 39: . 40: . 41: . 42: . 43: . 44: . 45: . 46: . 47: .
Switch Subsystem Memory ...
1: . 2: . 3: . 4: . 5: . 6: . 7: . 8: . 9: . 10: . 11: . 12: .
13: . 14: . 15: . 16: . 17: . 18: . 19: . 20: . 21: . 22: . 23: . 24: .
25: . 26: . 27: . 28: . 29: . 30: . 31: . 32: . 33: . 34: . 35: . 36: .
37: . 38: . 39: . 40: . 41: . 42: . 43: . 44: . 45: . 46: . 47: . 48: .
49: . 50: . 51: . 52: . 53: . 54: . 55: .
Module 1 Passed
Exiting to ios...
Rommon reg: 0xE2000180
###########################################
Restricted Rights Legend
Use, duplication, or disclosure by the Government is
subject to restrictions as set forth in subparagraph
(c) of the Commercial Computer Software - Restricted
Rights clause at FAR sec. 52.227-19 and subparagraph
(c) (1) (ii) of the Rights in Technical Data and Computer
Software clause at DFARS sec. 252.227-7013.
cisco Systems, Inc.
170 West Tasman Drive
San Jose, California 95134-1706
Cisco IOS Software, Catalyst 4500 L3 Switch Software (cat4500-IPBASE-M), Version 12.2(53)SG1, RELEASE SOFTWARE (fc1)
Technical Support: http://www.cisco.com/techsupport
Copyright (c) 1986-2009 by Cisco Systems, Inc.
Compiled Fri 30-Oct-09 15:03 by prod_rel_team
Image text-base: 0x10000000, data-base: 0x11B917E8
cisco WS-C4948 (MPC8245) processor (revision 0) with 262144K bytes of memory.
Processor board ID FOX1406GBSS
MPC8245 CPU at 266Mhz, Fixed Module
Last reset from Reload
1 Virtual Ethernet interface
48 Gigabit Ethernet interfaces
511K bytes of non-volatile configuration memory.
Press RETURN to get started!
*Oct 25 21:35:20.583: �1�7K_IOSMODPORTMAN-4-POWERSUPPLYBAD: Power supply 1 has failed or been turned off
*Oct 25 21:35:29.459: %SPANTREE-5-EXTENDED_SYSID: Extended SysId enabled for type vlan
*Oct 25 21:35:31.595: �1�7K_IOSMODPORTMAN-6-MODULEONLINE: Module 1 (WS-C4948 S/N: FOX1xxxxxxxxx Hw: 1.7) is online
*Oct 25 21:35:31.943: %SYS-5-CONFIG_I: Configured from memory by console
*Oct 25 21:35:32.475: %SYS-5-RESTART: System restarted --
Cisco IOS Software, Catalyst 4500 L3 Switch Software (cat4500-IPBASE-M), Version 12.2(53)SG1, RELEASE SOFTWARE (fc1)
Technical Support: http://www.cisco.com/techsupport
Copyright (c) 1986-2009 by Cisco Systems, Inc.
Compiled Fri 30-Oct-09 15:03 by prod_rel_team
Switch>
参考：
http://www.cisco.com/en/US/products/hw/switches/ps663/products_password_recovery09186a00800945f7.shtml
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