On the main setup page the ""Internet Connection Type"" should be on ""Obtain IP Automatically - DHCP “. Click on the Save Settings button.
Now click on the sub tab ""MAC address clone"".
- Click on enable
Click Clone & click save settings
Check WAN Ip on Status page of router ....
If getting Valid Ip .... try going online
If not ... power cycle for 4-5 minutes & then again check the WAN Ip address .....