how to backup through ssh from data server to backup server
login to server
make sure you're running screenscreen
check whether there is enough room on disk df -h
rsync -avrzhP --exclude '@eaDir' admin@192.168.50.200:/volume1/Data-2014/ /mnt/data_v3
P - show progress
Detach screen
control + A
control + D
Reattach
control + R
logout