1- how to transfer files between linux servers over ssh
#scp source username@destination ip:/destination path
For example :- I want to transfer files from local linux machine to remote linux server over ssh
#scp abc.tar root@192.168.1.1:/var/
How to transfer files between Windows to Linux over ssh.
download winscp from link http://winscp.net/eng/download.php
Install winscp
Login to your Linux server Now you would be able to transfer file from windows to linux and linux to windows over ssh.
For more help click here