* Christopher Adams <adam...@gmail.com>:

> I noticed on our firewall that there were constant connections from the
> machine running Postfix to addresses all over the world. 

What kind of connections? Which port?

> The interesting thing is that the connection is using OpenDNS
> [208.67.216.132], a public DNS server.

Which connection?

> I do not use OpenDNS in my /etc/resolv.conf file (I have 2 other
> nameservers listed) 

Local nameservers or remote nameservers?

-- 
Ralf Hildebrandt
  Geschäftsbereich IT | Abteilung Netzwerk
  Charité - Universitätsmedizin Berlin
  Campus Benjamin Franklin
  Hindenburgdamm 30 | D-12203 Berlin
  Tel. +49 30 450 570 155 | Fax: +49 30 450 570 962
  ralf.hildebra...@charite.de | http://www.charite.de
            

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