They still use the external address. It's just an HTTP connection to the service's server and they use the source address from that request as yours. Doesn't fix all of it because the modem is apparrently a router too. If it can be configured to be otherwise (like cablemodems are), then you've got no problem at all. On Tue, 2004-06-22 at 20:08, Bill Jonas wrote: > On Tue, Jun 22, 2004 at 06:42:37PM -0700, Bryce C wrote: > > I'll also point out that one can use a dynamic dns service for any and > > all of these. > > But since it's not changing on the local host, you can't just > automatically hook it in (as is extremely easy with the ISC's DHCP > client). You'd need to retrieve the info page, parse it for the > address, and compare it to last time. I'd probably use some combination > of curl/grep/awk/sed in the shell and store the address in a text file > under /var/run. Should be just a few minutes' work, and then schedule > cron to run that every 5 minutes or so. -- Bryce C CoBryce Communications