Ubuntu 连接错误 Connection closed by foreign host

1、出现突然连接不上并报Connection closed by foreign host

2、网上查了一下是ssh服务问题,也有可能是远程服务器端出现问题
所以可以重启一下远程服务器

3、重启ssh服务:

cd /etc/ssh
sudo chmod 644 ./*
sudo chmod 600 ssh_host_dsa_key
sudo chmod 600 ssh_host_rsa_key
sudo chmod 755 .
/etc/init.d/ssh restart

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转载自blog.csdn.net/sunyao19940708/article/details/78527313
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