cant log in the server

hey i used to play here before 2 years think i was called molten then.
before 2 months i started playing agin wow and i serched for a server
i started to play in wow circle mop 5.4.8
and then i remember warmane.
i want to play here mop 5.4.8 i got inside wow folder in "wtf" and change the realmist there to set realmlist logon.warmane.com
there was like 8 lines there must be date from wow circle.
im trying to log in now and it say i need to log from battle net account some thing like that.
been trying to download the mop client too from the web.
but in like 90% in the torrent i have a eror some thing about the file is open some where
how can i fix this ?
thank you