Thanks Alex, looks like it's really a problem with MRTG.
If nobody has a better idea, I will try to run MRTG via cron instead as a daemon. Let's see .... Alex van den Bogaerdt wrote: > On Tue, Sep 04, 2007 at 02:38:22PM +0800, Guenther Boelter wrote: > >> I have an agent/client with a dynamic IP address using dyndns.org. At >> the moment the IP address for the client has changed MRTG can't get >> datas anymore from that client because MRTG is still using the old ip. > > Is MRTG, or is your entire system? > > Perhaps you've just found out about DNS caching... > > http://en.wikipedia.org/wiki/Domain_name_system#Caching_and_time_to_live > > I'm not saying that it certainly is not mrtg, I don't know, but I > could think about a couple of other places where things could go wrong. > > I hope someone else can give a more definitive answer but in the mean > time you could try to narrow down the problem area. Some tools will > use the DNS resolver (and return cached data) some will bypass it and > return the new IP address. Maybe a small perl program would do, one > pinging the host one time and thus showing the IP address. > > HTH > Alex > > _______________________________________________ > mrtg mailing list > mrtg@lists.oetiker.ch > https://lists.oetiker.ch/cgi-bin/listinfo/mrtg > _______________________________________________ mrtg mailing list mrtg@lists.oetiker.ch https://lists.oetiker.ch/cgi-bin/listinfo/mrtg