Re: DNS server not responding - try uninstalling "Update for MS Windows KB2732500" I had the same problem (Dell Studio 1558, Win 7, McAfee). Wasted a whole lot of time on the "usual suspects" and finally solved the problem by uninstalling just this one MS update: "Update for MS Windows...
UPDATE! RESOLVED BY UNINSTALLING "Update for MS Windows KB2732500" Hardware setup: Dell Studio 1558 laptop, Windows 7 Home Premium, Service Pack 1, 64-bit O/S, Intel Core i3 Linksys E1200 wireless router Comcast cable modem (by Motorola) After functioning on my home WLAN for over a year...