Check if you got ports open on the servers router (3724 and 8085 default).
I assume you already have set the correct ip adress in realmlist table - auth database and same ip in realmlist.wtf. If you got a DNS you should use that instead of the IP on both of these locations.
--- Canned message start It appears the issue in the original post was solved, so this thread shall be closed. Should you encounter any other difficulties, please open a new thread. --- Canned message end ---