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설치확인

jklee@leejinkwan:~$ sudo -i
root@leejinkwan:~# sudo netstat -ntlp |grep sshd
root@leejinkwan:~#  

ssh서버 설치하기

root@leejinkwan:~# apt-get install openssh-server

​

​root@leejinkwan:~# service ssh restart

확인

root@leejinkwan:~# dpkg --get-selections | grep ssh
libssh-4:amd64     install
openssh-client     install
openssh-server     install
openssh-sftp-server    install
ssh-import-id     install
root@leejinkwan:~#  

root@leejinkwan:~# service ssh status
● ssh.service - OpenBSD Secure Shell server
   Loaded: loaded (/lib/systemd/system/ssh.service; enabled; vendor preset: enab
   Active: active (running) since Tue 2019-01-22 21:04:06 KST; 58s ago
  Process: 3003 ExecStartPre=/usr/sbin/sshd -t (code=exited, status=0/SUCCESS)
 Main PID: 3004 (sshd)
    Tasks: 1 (limit: 4662)
   CGroup: /system.slice/ssh.service
           └─3004 /usr/sbin/sshd -D

 1월 22 21:04:05 leejinkwan systemd[1]: Starting OpenBSD Secure Shell server...
 1월 22 21:04:06 leejinkwan sshd[3004]: Server listening on 0.0.0.0 port 22.
 1월 22 21:04:06 leejinkwan sshd[3004]: Server listening on :: port 22.
 1월 22 21:04:06 leejinkwan systemd[1]: Started OpenBSD Secure Shell server.

root@leejinkwan:~# ps -ef | grep sshd | grep -v grep
root      3004     1  0 21:04 ?        00:00:00 /usr/sbin/sshd -D

root@leejinkwan:~# netstat -ntlp | grep sshd
tcp        0      0 0.0.0.0:22              0.0.0.0:*               LISTEN      3004/sshd          
tcp6       0      0 :::22                   :::*                    LISTEN      3004/sshd          
root@leejinkwan:~#