If you have to all the time take notes of server's IP addresses every time you want to join another one to be able to play, This is a solution to avoid that:

https://www.x-null.net/forums/threads/2095-Medal-of-Honor-Query-Launcher-Utility

Here you can see Mohaa Allied Assault, Spearhead, Breakthrough, and Pacific Assault if you still playing these games.
This is a utility that works like the old Gamy Spy included in the game. Also, they have another one that is installed inside the game and makes the GameSpy works again:

http://mohreborn.com/

I use them and work fine.