sudo systemctl status sshd.service
â ssh.service - OpenBSD Secure Shell server
   Loaded: loaded (/lib/systemd/system/ssh.service; enabled; vendor preset: enabled)
   Active: active (running) since Wed 2020-06-24 12:14:27 BST; 23min ago
  Process: 1481 ExecStartPre=/usr/sbin/sshd -t (code=exited, status=0/SUCCESS)
 Main PID: 1485 (sshd)
    Tasks: 1
   Memory: 720.0K
      CPU: 115ms
   CGroup: /system.slice/ssh.service
           ââ1485 /usr/sbin/sshd -D

Jun 24 12:14:27 anblin0systemd[1]: Starting OpenBSD Secure Shell server...
Jun 24 12:14:27 anblin0sshd[1485]: Server listening on 0.0.0.0 port 22.
Jun 24 12:14:27 anblin0sshd[1485]: Server listening on :: port 22.
Jun 24 12:14:27 anblin0systemd[1]: Started OpenBSD Secure Shell server.
Jun 24 12:18:54 anblin0sshd[1493]: userauth_pubkey: key type ssh-dss not in PubkeyAcceptedKeyTypes [preauth]
Jun 24 12:18:56 anblin0sshd[1493]: Connection closed by 10.190.21.244 port 59398 [preauth]