cisco换机ISO备份和还原

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sw1#copy  flassw1#copy  flash: tftp:
Source filename []?

sw1#show  flash                   #1
Directory of flash:/
 

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

64016384 bytes total (60958336 bytes free)

sw1#co

sw1#copy

sw1#copy  fla

sw1#copy  flash: t

sw1#copy  flash: tftp:         #2 

Source filename []? c2950-i6q4l2-mz.121-22.EA4.bin  #3
Address or name of remote host []? 192.168.56.10

Destination filename [c2950-i6q4l2-mz.121-22.EA4.bin]? c2950-test.bin  #4
 
Writing c2950-i6q4l2-mz.121-22.EA4.bin...!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!
[OK - 3058048 bytes]
 

3058048 bytes copied in 0.052 secs (58808615 bytes/sec)

sw1#

可以看出cisco的交换机的镜像备份成功

怎么还原呢？？

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sw1#copy   tftp:sw1#copy   tftp:

sw1#copy   tftp: ?

flash:          Copy to flash: file system
running-config  Copy configuration from system
startup-config  Copy startup configuration from system

sw1#copy   tftp: fl

sw1#copy   tftp: flash:
Address or name of remote host []? 192.168.56.10

Source filename []? c2950-test.bin

Destination filename [c2950-test.bin]?
 

Accessing tftp://192.168.56.10/c2950-test.bin...

Loading c2950-test.bin from 192.168.56.10: !!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!
[OK - 3058048 bytes]
 

3058048 bytes copied in 0.054 secs (56630518 bytes/sec)

sw1#show flash
Directory of flash:/
 

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

2  -rw-     3058048          <no date>  c2950-test.bin
 

64016384 bytes total (57900288 bytes free)

sw1#

怎么从tftp服务器下载的
ISO启动呢

删除原有的文件

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sw1#show  flashDirectory of flash:/
 

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

2  -rw-     3058048          <no date>  c2950-test.bin
 

64016384 bytes total (57900288 bytes free)

sw1#dele

sw1#delete  c2950-i6q4l2-mz.121-22.EA4.bin
Delete filename [c2950-i6q4l2-mz.121-22.EA4.bin]?

Delete flash:/c2950-i6q4l2-mz.121-22.EA4.bin? [confirm]
 

sw1#show  flash
Directory of flash:/
 

2  -rw-     3058048          <no date>  c2950-test.bin
 

64016384 bytes total (60958336 bytes free)

sw1#

2.特权模式下

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sw1(config)#boot system  c2950-test.bin

3.都不要忘记保存

测试：

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sw1#reloadProceed with reload? [confirm]
C2950 Boot Loader (C2950-HBOOT-M) Version 12.1(11r)EA1, RELEASE SOFTWARE (fc1)
Compiled Mon 22-Jul-02 18:57 by miwang
Cisco WS-C2950-24 (RC32300) processor (revision C0) with 21039K bytes of memory.
2950-24 starting...
Base ethernet MAC Address: 0090.2187.E434

Xmodem file system is available.
Initializing Flash...
flashfs[0]: 2 files, 0 directories
flashfs[0]: 0 orphaned files, 0 orphaned directories
flashfs[0]: Total bytes: 64016384
flashfs[0]: Bytes used: 3059209
flashfs[0]: Bytes available: 60957175

flashfs[0]: flashfs fsck took 1 seconds.

...done Initializing Flash.
 
Boot Sector Filesystem (bs:) installed, fsid: 3
Parameter Block Filesystem (pb:) installed, fsid: 4
 
 

Loading "flash:/c2950-test.bin"...

反思：交换机属于二层设备，需要配置管理地址

路由器属于三层设备有端口启动就可以

路由器的备份和恢复和交换机的命令一样

本文转自小小三郎1 51CTO博客，原文链接：http://blog.51cto.com/wsxxsl/1934693，如需转载请自行联系原作者