NETGEAR N300 Easy Manual page 11

Last
few steps.
4
Once your settings have been saved
and your Router has restarted, click 3G
Internet Setup from the left hand
navigation.
5
Select 8ta from the Internet Provider dropdown.
If your SIM card requires a pin, enter the Pin Code
and click Apply.
6
Your 3G failover is now set up,
and you can Logout.