im having troubles connecting to the internet with OSx86 10.4.8. does anyone know how to get the internet

ok im using the JaS AMD/Intel 10.4.8

comp specs are
AMD athlon 64 processor 3500+
2.20 GHz
1.5 gig of ram
ATI all in wonder x600 graphics card
i have a realtek ethernet port and a linksys fast ethernet adaptor and a netgear GA311NA gigabit card none of them work

it says setup for VPN routers but i don't have one
please help!!!!