what is the UDP port for bolo on MY computer....

.....because sumtimes i want 2 join games and i cant 4 sum reason and it comes up with the error "u can not join this game because the tracker addresses are wrong ect ect" just wondering cuz i usually i leave the UDP port @ 0 and it works but sumtimes i if i change it to 50000 it works but ya sumtimes it doesnt

actually n/m i think its just cuz the game version is different