Cisco交换机Catalyst系列,有两种操作系统,一种是CatOS,一种NativeIOS。
大家一般都比较熟悉IOS,对于CatOS,可能都比较陌生。
CCNA中涉及到VTP,VLAN trunk protocol,该协议有服务器、客户端及透明模式,
其实在CatOS中,还有一种最新的模式off模式。
对于CatOS,在早期的交换机设备上还能够看到,这里分享一篇Catalyst2948的密码恢复方法
--------------------------------------华丽的分割线-----------------------------------------------
开机
0:00.570671: Please set IPAddr variable
0:00.571238: Please set Netmask variable
0:00.571597: Please set Broadcast variable
0:00.571962: No gateway has been specified
0:00.572459: Please set TftpServer variable to do tftp downloads
0:00.573006: Network is not configured
WS-C2948G bootrom version 4.4(1), built on 1998.12.28 10:22:22
H/W Revisions: Fin: 2 Head: 6 Board: 1
Supervisor MAC addresses: 00:30:40:7b:08:00 through 00:30:40:7b:0b:ff (1024 addresses)
Installed memory: 64 MB
Testing LEDs.... done!
The system will autoboot in 5 seconds.
Type control-C to prevent autobooting. \\使用Ctrl + C中断系统引导
Autoboot cancelled.
rommon 1 > clear config all
This command will clear all configuration in NVRAM.
This command will cause ifIndex to be reassigned on the next system startup.
Do you want to continue (y/n) [n]? y
Clearing NVRAM... done!
rommon 2 > boot
CCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCC#########################
#
Starting Off-line Diagnostics
Mapping in TempFs
Board type is WS-X2948
DiagBootMode value is "post"
Loading diagnostics...
Power-on-self-test for Module 1: WS-X2948
Status: (. = Pass, F = Fail)
processor: . cpu sdram: . temperature sensor: .
enet console port: . nvram: . switch sram: .
switch registers: . switch port 6: . switch port 7: .
switch bandwidth: .
Module 1 Passed
Power-on-self-test for Module 2: WS-X2948
Port status: (. = Pass, F = Fail, ? = no GBIC)
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: ?
Module 2 Passed
Exiting Off-line Diagnostics
bad log
IP address for Catalyst not configured
BOOTP will commence after the ports are online
Ports are coming online ...
Cisco Systems, Inc. Console
Enter password: \\直接回车即可
2007 May 05 20:59:57 %SYS-5-MOD_OK:Module 1 is online
2007 May 05 20:59:59 %SYS-5-MOD_OK:Module 2 is online
Console> \\密码恢复完成,这种系统的特点就是都是set开头的命令