3.7.9 Running systemctl on a Remote System

If the sshd service is running on a remote Oracle Linux 7 system, you can use the -H option with systemctl to control the system remotely, as shown in this example:

# systemctl -H root@ status sshd
root@'s password: password
sshd.service - OpenSSH server daemon
   Loaded: loaded (/usr/lib/systemd/system/sshd.service; enabled)
   Active: active (running) since Fri 2014-05-23 09:27:22 BST; 5h 43min ago
  Process: 1498 ExecStartPre=/usr/sbin/sshd-keygen (code=exited, status=0/SUCCESS)
 Main PID: 1524 (sshd)
   CGroup: /system.slice/sshd.service

For more information see the systemctl(1) manual page.