sendmail && resolv.conf changes
guru at unixarea.de
Tue Sep 14 08:54:45 UTC 2010
El día Tuesday, September 14, 2010 a las 09:15:49AM +0100, tomasz dereszynski escribió:
> > Hello,
> > When using a laptop it is normal that there are some changes in
> > resolv.conf during the live, for example:
> > boot time: no network available
> > start of PPP over UMTS: resolv.conf from provider
> > start VPN to connect to company: resolv.conf from company
> > ...
> > it seems that sendmail is not aware of such changes in the resolv.conf
> > and always get stuck with the old DNS and ofc does not work on incoming
> > mails (provided by fetchmail). A restart helps, but is there some better
> > way to let sendmail switch to the new DNS environment when resolv.conf
> > changes?
> > Thanks
> My very wide guess would be that Sendmail starts before system obtain
> network settings from DHCP.
Your guess is correct :-)
What I wanted to say: sendmail runs and DHCP changes in certain
situations the IP, routing and DNS, and sendmail does not adopt on these
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