fbsd4.9 sendmail

[Chuck Swiger]

Feroz F. Basir wrote:
> My mail server is within my LAN and we dont have/use
> DNS server. Why sendmail want to resolve domain.com?

Sendmail is trying to perform an MX lookup of domain.com, and then will fall 
back to using an A record (or the /etc/hosts file) if that fails.

> Do I need to setup DNS server under fbsd4.9 just to
> resolve odmain.com if I send to john at domain.com?

Nope.  But sendmail and lots of other network-aware programs (things like SSH) 
are happier when forward and reverse DNS is available.

-- 
-Chuck