How Do I Remotely Reboot Linux System?

A remote Linux / UNIX server can be rebooted using following methods:

A) Login to remote server using ssh as root user and use any one of the following syntax:

ssh root@remote-server-ip

OR

ssh root@remote-server-name

When prompted for password please supply remote server root password.

B) Type reboot command as follows:

reboot

You can also save time using the following reboot command over ssh session:
ssh [email protected] reboot
ssh [email protected] reboot