交换机备份与还原IOS

交换机配置：

备份：

CCNA#show flash

！查看已有的flash文件

Directory of flash:/

   

1 -rw- 3058048 <no date> c2950-i6q4l2-mz.121-22.EA4.bin

2 -rw- 1008 <no date> config.text

   

64016384 bytes total (60957328 bytes free)

CCNA#copy flash: tftp:

Source filename []? c2950-i6q4l2-mz.121-22.EA4.bin

Address or name of remote host []? 192.168.1.2

Destination filename [c2950-i6q4l2-mz.121-22.EA4.bin]? CCNA.bin

！依次输入源bin文件、tffp服务器Ip、新bin文件名

   

Writing c2950-i6q4l2-mz.121-22.EA4.bin...!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!

[OK - 3058048 bytes]

   

3058048 bytes copied in 0.1 secs (30580480 bytes/sec)

查看TFTP服务器文件

   

   

   

还原

   

CCNA(config)#do show flash

Directory of flash:/

   

1 -rw- 3058048 <no date> c2950-i6q4l2-mz.121-22.EA4.bin

2 -rw- 1008 <no date> config.text

   

64016384 bytes total (60957328 bytes free)

!查看当前flash

   

CCNA(config)#do copy tftp: flash:

Address or name of remote host []? 192.168.1.2

Source filename []? CCNA.bin

Destination filename [CCNA.bin]?

   

Accessing tftp://192.168.1.2/CCNA.bin....

Loading CCNA.bin from 192.168.1.2: !!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!

[OK - 3058048 bytes]

   

3058048 bytes copied in 3.102 secs (985831 bytes/sec)

！从TFTP服务器copy

CCNA(config)#do show flash

Directory of flash:/

   

3 -rw- 3058048 <no date> CCNA.bin

1 -rw- 3058048 <no date> c2950-i6q4l2-mz.121-22.EA4.bin

2 -rw- 1008 <no date> config.text

   

64016384 bytes total (57899280 bytes free)

！再次查看flash

CCNA(config)#boot system CCNA.bin

！设置启动文件为CCNA.bin

CCNA#delete c2950-i6q4l2-mz.121-22.EA4.bin

！删除原启动文件