I'm aware there are little things I can cover with this, but damned if I just typed it from memory. Take it or leave it.

Broadband
Apple Menu > Control Panels > TCP/IP (configure for your LAN settings)

Dial-Up
Apple Menu > Control Panels > Modems (verify the correct one is in the machine)
Apple Menu > Control Panels > TCP/IP (select PPP)
Apple Menu > Control Panels > Remote Access (setup the dialer)
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MacBook 2GHz Intel Core 2 Duo w/ 2GB DDR2 RAM & 120GB SATA 5400RPM HDD
Canon Rebel XTI
Google Cr-48 Beta Laptop