[NTLUG:Discuss] interpreting dhcpc info.

Ron Hamilton ronhamilton at gmx.net
Sat Nov 16 12:58:19 CST 2002


On Fri, 2002-11-15 at 12:53, Chuck Graf wrote:
> Ron Hamilton, you mentioned dynamic hosting with a non-static IP address.  I 
> have the same problem. My IP changes at random intervals on Southwestern Bell 
> ADSL.  I have a script running in cron.hourly that checks to see if my IP has 
> changed, and emails me the new address when it does, but that is not as good 
> as what you describe.  How does the Dynamic Hosting work?
> 
> Also, Richard Geoffrion, does running the re-dhcpcd script every hour maintain 
> your same address?  That would be a help also, if it works.


This is what *I* do for dynamic dns.. there may be (doubtless there are)
other ways to do it.. but this is what *I* do.

I went to www.afraid.org and registered a subdomain with them (for
free).  I downloaded a perl script they had there and put it in
/usr/local/bin after editing it slightly for my own details.  Then I
made an edit in /etc/ip-up (it's all in the perl script what to do.. i
just read the comments) and now I get my ip updated all the time
whenever it changes by @home.. I mean at&t.. I mean comcast...
(whatever).

So now I have a subdomain of whatever.afraid.org (there are other
domains you can pick from as well).  You can even use a real domain if
you have one (which I don't) and do pretty much the same thing I guess.
This is what *I* do and I'm happy with it.. I can ssh to my crazy
subdomain name and not worry about whether or not my ip has changed.

Wakarimasu ka?




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