Hi Bob, I am using XP Home SP2 on desktop and XP Media Center SP2 on laptop. Have wire/wireless router on DSL modem. Connection is DSL Lite by BellSouth, Download test 217-218 kbps, Upload test 107-108 kbps. Browser is usually Firefox 1.5.0.7 and IE 6.0.29 only when necessary. John W0IKT