One of the in my spare time activities of life as a techie is providing network administration support to the family. Lately the in-laws have had some challenges getting online. When I asked them to visit http://whatismyip.com they would get different results each time. Their TiVo folks had said they had a problem with their IP address and that was why the TiVo wasn't working. Things got more interesting when I started looking up the ip addresses. The IP addresses reported belonged to companies on the other side of the globe. From Cambodia to Poland the information didn't make sense.

Interestingly although Remote Desktop wouldn't provide access (because of the bad IP address) screen sharing in iChat did work. Upon logging in and firing up AirPort Utility I expected to see that the AirPort knew it had a different address. But alas the AirPort resolutely stated the IP address in Poland. Read more about When cable modems go bad