they will always start with 5B and end with 5D but the rest of the bytes are some times changed.. I make it a good practice to try with the retail token before attempting to search in hex editor..
I successfully connected to a new L2J server however it will not move when I click around (it still moves when I choose to attack something in my range.. I have tried multiple versions of walker all the same issue.. could this be a change in protection?
This is my tutorial for cracking private servers OOG. It will be updated ever so often to keep up to date.
Try it out:
http://www.lineage2cheats.net/Privateservercracktut.html