Windows BSOD with AT&T VPN on CISCO wireless routers
This is my short love and hate story with Cisco wireless routers during past few months. It all started when I decided to switch my Comcast economy broadband service to AT&T uVerse. The decision was mainly driven by the need to watch web videos and youtube on my TV flawlessly(no buffering) and I was having happy moments until my laptop crashed with blue screen better know as Blue Screen of Death (BSOD). The reason was failing agnfilt.sys driver.Initially I thought it is with Cisco E1000 router as I never had this problem with Comcast or AT&T DSL before. But being a logical troubleshooter, I said to myself, an external device should not bring your computer down to the knees so it must be my laptop operating system problem. Thinking on that line, I did everything possible such as isolating VPN client software version, using another laptop with same and another windows version on my home network, all resulted to the same problem. Sometimes, it will crash as soon as I start firefo...