摘要：
参考：CISCO IOS升级方法 Fastest Way to Recover or Upgrade Cisco IOS using tftpdnld 如果IOS被损坏，例如升级IOS过程中断电等。 可以在ROM monitor commands模式下通过2种方法恢复：xmodem 或者 tftpdnld 1.xmodem xmodem—Use this if the computer atta... 阅读全文
摘要：
Problem: Service Configuration Error Messages Occasionally, during bootup of Cisco hardware through Cisco IOS software, error messages similar to these are displayed: %Error opening tftp:/... 阅读全文