This guide refers to a Westell PROLINE G90-6100 router, but will apply to most Westell routers in general.
1. Login to your router.
Login into your router’s web-based utility, by typing 192.168.1.254 into your browser.
4. Enter the first DNS OpenDNS resolver address.
Enter 208.67.222.222 in the “Primary DNS Server: ” field.
5. Enter the second DNS OpenDNS resolver address.
Enter 208.67.220.220 in the “Secondary DNS Server:” field.
6. Save your settings.
Click “save and restart connection” to apply your settings.
7. Flushing Cache.
At this point, we highly suggest that you flush your DNS resolver cache and web browser caches to ensure that your new DNS configuration settings take immediate effect.