Mac ssh连接登录远端设备遇到的几个问题

Mac ssh连接登录遇到的几个问题

• 报错现象-1

  •  $ ssh test@1.1.1.1
    Unable to negotiate with 10.20.250.56 port 22: no matching key exchange method found. Their offer: diffie-hellman-group1-sha1

  • 处理方法

    • $ vi /etc/ssh/ssh_config
      ...
      Host *
      ...
      ### 在文本中最后添加下列内容
      KexAlgorithms +diffie-hellman-group1-sha1

       

• 报错现象-2

  • $ ssh test@1.1.1.1
    Unable to negotiate with 10.20.1.5 port 22: no matching cipher found. Their offer: aes128-cbc,3des-cbc,aes192-cbc,aes256-cbc

  • 处理方法

    • $ vi /etc/ssh/ssh_config
      ...
      #   Port 22
      ...
      ​
      ### 将下面的配置解开注释
       Ciphers aes128-ctr,aes192-ctr,aes256-ctr,aes128-cbc,3des-cbc,aes128-cbc