hello I got my bt business connection today with business hub3 with 5 static ip. i connected a gsm voip router in ethernet port of the bt hub3 with cat5e rj45 cable. i login in my bt hub and turn static ip enable with the router ip and subnet. then goto configure but it cant find my gsm router which is physically connected. but gets my wireless pc. can anyone help? may be i am doing something wrong.