Let me start by saying that I’m a firm believer in both Ubuntu and OpenDNS.  The problem I had was getting OpenDNS setup to correctly identify the IP address assigned by my ISP.   I have a WiFi router that doesn’t automatically update OpenDNS, so I needed a way to keep OpenDNS updated when my IP address changes.   Keep in mind that in a configuration like this (pretty common) my computer’s IP address is NOT the IP address that OpenDNS needs to identify my computer so scripts running on the computer can’t easily identify the routers external address.  Continue reading Ubuntu Dynamic DNS Update for OpenDNS →