Back when the spam was spiraling out of control, I configured my blog to close comments after 90 days. I’ve removed the limitation now, for two reasons: the spam is under control, and I wanted to reply to a comment made to my post on IPsec/IPv6 direct...

Customers have long requested a way to configure a computer to automatically disable its wireless NIC when its Ethernet is in use. Many third-party utilities can do this for you, but neither XP nor Vista have a built-in way to accomplish this, nor will...