Asus Eee PC 8G/XP - Manual (Page 8)

Quick Use Guide - 
3. Enter the IP address, Subnet mask and Gateway from your
service provider.
. There is no need to enter the DNS address unless you want to
override the server provided DNS server address. If so, enter the
preferred DNS Server address, alternative address.
5. Click the OK button on the bottom to build the network
connection.
Contact your service provider if you have problem connecting to
the internet.