Tested using ubuntu 14.04

rdesktop-vrdp 192.168.0.126 -f  (full screen)

rdesktop-vrdp 192.168.100.126 -g 1280x1024 (set screen size)

ssh -L 3389:192.168.100.126:3389 ddr.office-on-the.net -p 4022 -g 1280x1024 (RDP through SSH tunnel setting screen size and SSH port )