• 实验 2:备份和还原IOS


    SW1配置

    Switch>en
    Switch#conf t
    Enter configuration commands, one per line.  End with CNTL/Z.
    
    Switch(config)#hostname sw1
    
    sw1(config)#interface vlan 1
    sw1(config-if)#ip add 192.168.1.1 255.255.255.0
    
    sw1(config-if)#no shutdown 
    
    sw1(config-if)#end
    sw1#
    %SYS-5-CONFIG_I: Configured from console by console
    
    sw1#ping 192.168.1.2
    
    Type escape sequence to abort.
    Sending 5, 100-byte ICMP Echos to 192.168.1.2, timeout is 2 seconds:
    .!!!!
    Success rate is 80 percent (4/5), round-trip min/avg/max = 0/15/63 ms
    
    
    查看IOS
    
    sw1#show flash: 
    Directory of flash:/
    
        1  -rw-     4414921          <no date>  c2960-lanbase-mz.122-25.FX.bin
    
    64016384 bytes total (59601463 bytes free)
    
    拷贝 源 到目标
    sw1#copy flash: tftp:
    
    Source filename []? c2960-lanbase-mz.122-25.FX.bin
    Address or name of remote host []? 192.168.1.2
    Destination filename [c2960-lanbase-mz.122-25.FX.bin]? c296-test.bin
    
    Writing c2960-lanbase-mz.122-25.FX.bin...!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!
    [OK - 4414921 bytes]

     还原

    sw1#copy tftp: flash: 
    Address or name of remote host []? 192.168.1.2
    Source filename []? c296-test.bin
    Destination filename [c296-test.bin]? 
    
    Accessing tftp://192.168.1.2/c296-test.bin...
    Loading c296-test.bin from 192.168.1.2: !!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!
    [OK - 4414921 bytes]
    
    4414921 bytes copied in 0.119 secs (1008014 bytes/sec)
    
    
    sw1#show flash: 
    Directory of flash:/
    
        3  -rw-     4414921          <no date>  c296-test.bin
        1  -rw-     4414921          <no date>  c2960-lanbase-mz.122-25.FX.bin
    
    64016384 bytes total (55186542 bytes free)
    
    
    sw1#delete flash: 
    Delete filename []?c2960-lanbase-mz.122-25.FX.bin
    Delete flash:/c2960-lanbase-mz.122-25.FX.bin? [confirm]

    路由器配置

    Router>en
    Router#conf t
    Enter configuration commands, one per line.  End with CNTL/Z.
    
    Router(config)#hostname R1
    
    R1(config)#no ip domain-lo
    
    R1(config)#line console 0
    
    
    R1(config-line)#logging  synchronous 
    
    R1(config-line)#exec-timeout 
    % Incomplete command.
    R1(config-line)#end
    R1#
    %SYS-5-CONFIG_I: Configured from console by console
    
    R1#conf t
    Enter configuration commands, one per line.  End with CNTL/Z.
    t
    R1(config)#interface  f0/0
    R1(config-if)#ip add 192.168.1.1 255.255.255.0
    
    R1(config-if)#no shutdown 
    
    R1(config-if)#
    %LINK-5-CHANGED: Interface FastEthernet0/0, changed state to up
    
    %LINEPROTO-5-UPDOWN: Line protocol on Interface FastEthernet0/0, changed state to up
    
    R1(config-if)#end
    R1#
    %SYS-5-CONFIG_I: Configured from console by console
    
    R1#ping 192.168.1.2
    
    Type escape sequence to abort.
    Sending 5, 100-byte ICMP Echos to 192.168.1.2, timeout is 2 seconds:
    .!!!!
    Success rate is 80 percent (4/5), round-trip min/avg/max = 0/12/46 ms
    
    
    R1#show flash: 
    
    System flash directory:
    File  Length   Name/status
      3   50938004 c2800nm-advipservicesk9-mz.124-15.T1.bin
      2   28282    sigdef-category.xml
      1   227537   sigdef-default.xml
    [51193823 bytes used, 12822561 available, 64016384 total]
    63488K bytes of processor board System flash (Read/Write)
    
    
    
    R1#copy flash: tftp:
    Source filename []? c2800nm-advipservicesk9-mz.124-15.T1.bin
    Address or name of remote host []? 192.168.1.2
    Destination filename [c2800nm-advipservicesk9-mz.124-15.T1.bin]? c2800-test.bin
    
    Writing c2800nm-advipservicesk9-mz.124-15.T1.bin...!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!
    [OK - 50938004 bytes]
    
    50938004 bytes copied in 1.694 secs (2180261 bytes/sec)

    还原时候注意报错空间不足

    50938004 bytes copied in 1.594 secs (2317041 bytes/sec)
    %Error copying tftp://192.168.1.2/c2800-test.bin (Not enough space on device)
    

      

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  • 原文地址:https://www.cnblogs.com/peter1007/p/9318383.html
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