Hi Ben, The cheapest and easiest would be no PC eliminates moving parts Try a D-Link 502 T ADSL Modem add the 232 chip add your TNC of choice and away you go http://www.quicktrip.co.nz/jaqblog/home/30-dlinkigatepart1 D-Link modem on Trademe about $ 5-00 every Telecom home customer would have had one at some stage in the early ADSL days .. 73 Phillip ZL2TZE