[Mimedefang] suggestion - filter_begin

[Damrose, Mark]

> -----Original Message-----
> From: Kevin A. McGrail

Minor nit.

> If I have a zone like this:
> 
> imacompany.com    86400    IN    A    1.2.3.4
> imacompany.com    86400    IN    MX    5    1.2.3.5
> 
> mx1.imacompany.com    86400    IN    A    1.2.3.5
> 
> Then 1.2.3.5 is the only MX destination and the A record is 
> not involved because an MX record is defined.

Should be:
imacompany.com.    86400    IN    A    1.2.3.4
imacompany.com.    86400    IN    MX    5    mx1.imacompany.com.
mx1.imacompany.com.    86400    IN    A    1.2.3.5

Otherwise, mail will attempt to deliver to 1.2.3.5.imacompany.com. which
doesn't exist.