I don't know. I don't have BF, and these servers are from the list on our Gaming Servers site.
If I had to guess, there's probably an option (like there is with most games) to join a private or particular server. Probably just need to type in the IP address.
-----------------------
Cleric "Cosmic" Vor'soth
CoT/MG Cosmic/HCA-3/SL/Drill Squad/Tadath/VEA/VE
[OPE][OTH][OPA][EW1][CDS][IH][GS][LM][SoS][CRoM][CoH][PoC][MSM][SCP][SoA][IOC]
-----------------------
Cleric "Cosmic" Vor'soth
SL/KPR Cosmic/Lion 1-1/Lopen/VEDJ/VE
[VP][WoS2][KC1][SoY][EoP][OAK]
-----------------------