I have a Vista PC connected to the internet via a 3G network card that does not work with WLAN routers. Now I'd like to share that internet connection with my (XP) laptop, an iPod Touch ...

Don't settle for sluggish Wi-Fi. Learn what internet speed tests mean and how to troubleshoot and fix common issues. Joe Supan is a senior writer for CNET covering home technology, broadband, and ...