思科4500 交换机 sup 2 (4013+、4013+ts等）密码恢复

开机按ctrl+c

rommon 1 >
rommon 2 >
rommon 3 >
rommon 4 >
rommon 5 >
rommon 6 >confreg

Configuration Summary :
=> ignore system config info
=> console baud: 9600
=> autoboot from: commands specified in 'BOOT' environment variable

do you wish to change the configuration? y/n  [n]:  y
enable  "diagnostic mode"? y/n  [n]:  y
enable  "use net in IP bcast address"? y/n  [n]:  
enable  "load rom after netboot fails"? y/n  [n]:  
enable  "use all zero broadcast"? y/n  [n]:  
enable  "break/abort has effect"? y/n  [n]:  y
disable "ignore system config info"? y/n  [n]:  y

change console baud rate? y/n  [n]:  y

enter rate:
0 = 9600,  1 = 4800,  2 = 1200,  3 = 2400
4 = 19200, 5 = 38400, 6 = 57600    [0]:

change the boot characteristics? y/n  [n]:

Configuration Summary :
=> diagnostic mode
=> break/abort has effect
=> console baud: 9600
=> autoboot from: commands specified in 'BOOT' environment variable

do you wish to save this configuration? y/n  [n]:  y
You must reset or power cycle for new configuration to take effect

rommon 7 >set
PS1=rommon ! >
RommonVer=12.2(31r)SGA4
BootedFileName=bootflash:cat4500-ipbasek9-mz.122-50.SG1.bin
ConsecPostPassedCnt=1
RET_2_RCALTS=
ConfigReg=0x8002
rommon 8 > 重启