001、问题
002、检测是否安装了ssh
root@ubuntu01pc1:~# ps -e | grep ssh
003、 安装ssh服务
root@ubuntu01pc1:~# apt install openssh-server openssh-client -y
004、启动ssh服务、查看状态
root@ubuntu01pc1:~# /etc/init.d/ssh start ## 启动ssh服务 Starting ssh (via systemctl): ssh.service. root@ubuntu01pc1:~# /etc/init.d/ssh status ## 查看ssh状态 ● ssh.service - OpenBSD Secure Shell server Loaded: loaded (/lib/systemd/system/ssh.service; enabled; vendor preset: enabled) Active: active (running) since Mon 2022-08-08 01:14:58 CST; 1min 18s ago Docs: man:sshd(8) man:sshd_config(5) Main PID: 2810 (sshd) Tasks: 1 (limit: 4588) Memory: 1.7M CPU: 13ms CGroup: /system.slice/ssh.service └─2810 "sshd: /usr/sbin/sshd -D [listener] 0 of 10-100 startups" 8月 08 01:14:58 ubuntu01pc1 systemd[1]: Starting OpenBSD Secure Shell server... 8月 08 01:14:58 ubuntu01pc1 sshd[2810]: Server listening on 0.0.0.0 port 22. 8月 08 01:14:58 ubuntu01pc1 sshd[2810]: Server listening on :: port 22. 8月 08 01:14:58 ubuntu01pc1 systemd[1]: Started OpenBSD Secure Shell server.
005、putty登录