Apple MacBook Pro (13-inch, Mid 2009) - Manual (Page 12)

12 Chapter 1 Ready, Set Up, Go
 To use a wired connection, connect one end of an Ethernet cable to your
MacBook Pro and the other end to a cable modem, DSL modem, or network.
 To use a dial-up connection, you need the external Apple USB Modem, available from
the online Apple Store at www.apple.com/store or from an Apple Authorized Reseller.
Connect the Apple USB Modem to a USB port on your MacBook Pro, and then
connect a phone cord (not included) from the modem into a phone wall jack.
®
Ethernet
cable
Gigabit Ethernet port
(10/100/1000Base-T) G