DM Combat Arena by Sykosis & Assasin
DM Hermis 2 by Lone Wolf
DM Death Star Hanger by mad_ferrit
DM MF_Trampoline by mad_ferrit
DM Virtual Reality by Beatonator
DM Pac-Man arena by Tico Torres
DM Reactor by *NM* Stalinator
DM RFU2-KillBill by w.r.e.c.k.s.
DM Rooaar! by RED-FROG
Just double click rfu-superfun-mp.exe to start the installation, then locate and install the mappack in your \user_maps\multi folder.
The default location for multiplayer maps is C:\games\RedFaction\user_maps\multi