命令行传密码

1
sshpass -p ${PWD} ssh -o stricthostkeychecking=no root@192.168.1.1

报错处理

Unable to negotiate with 192.168.1.254 port 22: no matching host key type found. Their offer: ssh-rsa

原因为：没有找到相关的主机密钥类型(ssh-rsa)。

解决： ssh -o HostKeyAlgorithms=+ssh-rsa user@host 或者

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2
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$ cat .ssh/config
Host *
    HostKeyAlgorithms +ssh-rsa

同理：

...Their offer: diffie-hellman-group1-sha1 解决： -o KexAlgorithms=+diffie-hellman-group1-sha1

...Their offer: ssh-dss 解决：-o HostKeyAlgorithms=+ssh-dss

...Their offer: 3des-cbc 解决：-o Ciphers=+3des-cbc

1
ssh -o KexAlgorithms=+diffie-hellman-group1-sha1 -o HostKeyAlgorithms=+ssh-dss -o Ciphers=+3des-cbc user@host