… try this. "Here's what I found out from AT&T; The router thinks 'Mac' is attacking it, which is the reason it drops the signal. What they had me do is change some settings in the 2wire gateway. 1. Go to the wireless settings, change the speed from 802.116g to 802.116b 2. Go to the Firewall settings and uncheck the box that reads," Packet Flood". This did resolve my signal drop. Good luck."