Putty is the one of the best friend for administrators who works on Linux and Windows simultaneously. Putty is used to connect to Linux servers using SSH protocol. It also support Telnet, Raw, Serial and Rlogin protocols.
How to use Putty?
> Open Putty and type the hostname or IP of the Linux machine you want to connect and click on open.
> Now it'll ask you to provide username and password on the remote Linux Machine.
> After entering the username and password, you are remotely into the machine.