exim with 3 domains

[Playnet]

Hello freebsd-questions,

  I have 3 domains, e.g. dom1.spb.ru, dom2.spb.ru, dom3.spb.ru
and 1 external (inet) IP.
How i can setup this?

As database i use LDAP..

-- 
Best regards,
Playnet                          mailto:playnet at mail333.com