卸载SSH;
![](https://img.haomeiwen.com/i9583580/28bdb440560198a5.png)
先停掉SSH服务:sudo stop ssh
![](https://img.haomeiwen.com/i9583580/cab7b2e2b02b0c36.png)
检查SSH是否停止:ssh localhost
![](https://img.haomeiwen.com/i9583580/1022c26a0fc2698d.png)
检查SSH是否启动: ps -e|grep ssh
![](https://img.haomeiwen.com/i9583580/7c24ed2a71eae180.png)
卸载SSH:apt-get --purge remove openssh-server --purge 指明这个包裹应该被完全清除
安装SSH:
![](https://img.haomeiwen.com/i9583580/381714573b090250.png)
安装SSH:sudo apt-get install openssh-server
![](https://img.haomeiwen.com/i9583580/9682d8cd546800e8.png)
开启SSH:sudo start ssh
![](https://img.haomeiwen.com/i9583580/e7445e118c3b2e90.png)
检测SSH:ps -e|grep ssh
修改SSH端口:
编辑配置文件;
![](https://img.haomeiwen.com/i9583580/5341281b534750b4.png)
找到配置内容 Port 22 修改为你希望的值;
![](https://img.haomeiwen.com/i9583580/e0b74de0ea3f081d.png)
重启ssh服务;
![](https://img.haomeiwen.com/i9583580/bd6c556643fbd7ba.png)
确认ssh-server已经正常工作: netstat -tlp
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启动、停止和重启SSH:
sudo /etc/init.d/ssh start
sudo /etc/init.d/ssh stop
sudo /etc/init.d/ssh restart
或者
sudo start ssh
sudo stop ssh
sudo restart ssh
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