You may need to search around a bit to find how your browser handles this.
You should continue to use your normal configuration until you need this.
NOTE - This will NOT help you with anything other than DNS issues. If your ISP is down, you're down.
WWG1WGA
Garde la Foi, mes amis! Nous nous sommes les sauveurs de la République! Maintenant et Toujours!
(Keep the Faith, my friends! We are the saviors of the Republic! Now and Forever!)
LonePalm, le Républicain du verre cassé (The Broken Glass Republican)