I've Linksys WAG54GX2 SRX 200 DSL Modem First : I want to share my printer and some of my folders with the other users. also want to play Counter-Strike Source AND battlefield in the local network using the modem how can I do that ? should I open port for the game and printer ? Second : my modem software version is : Firmware Version: V1.00.01 is there any new update or new version should I install ? Third : the wireless range is too low, in my house it's less than 9M. how can I know if there is any problem ?