The file wvdial.conf is readable only by the user root. Internet IP addresses to resolve, your computer has to be able to connect to a DNS server at your Internet Service Provider. The IP addresses of these servers can be obtained from your previous Windows settings, from your ISP in the service agreement or from the technical support people. Now add these lines, and change the information to coincide with your ISP's settings. Now that configuration is complete, we're ready to try it out.
Lets give it a whirl.
If you would like it to run in the background without taking up an entire terminal window, we show you how in Section 4. Try to surf the web or IRC to make sure everything's working properly. If that doesn't help, head over to Section 5 and do some troubleshooting. 4.1 Basic Security Well, now that we've got connected to the Internet, we want to keep our Linux box safe and secure. We won't go very in depth into security here, that's for another guide, but we'll do our best to make your machine semi-secure.