SCP command line

Upload file from local computer to a remote server

  scp somefile username@server:/home/username/

Download file from remote server to local computer

  scp username@server:/home/username/file_name /home/local-username/file-name

Copy files from a remote server to another remote computer

  scp user_name1@server1:/home/user_name1/file_name user_name2@server2:/home/user_name2/