Need help with l2 walkeer OOG INTERLUDE

Hi guys!, im trying to connect at a l2 Server called L2 Real Players, its a Interlude off, but i cant, i tried with a lots l2 walker and diferents versions but nothing work, ever i get the same message.
Anybody know what i can do?
Thanks!

SERVERIP: 72.55.137.198
PROTOCOL VERSION: 746
L2 INTERLUDE OFF [Only registered and activated users can see links. Click Here To Register...]
ACCOUNT: 01test // 01test

Me da exactamente el mismo error. Alguna idea de que podria ser?

Prob cuz they have anti hack on.