Re: dns firewalls and mx records for internally hosted domains

[hanasaki <hanasaki@hanaden.com>]

Hi,  no mx records are in the internal server.  I need to leverage the 
external dns as much as possible.  It is a real pain to keep the two 
synchronized with diff IPs for the same hosts and mx's.

Siraj 'Sid' Rakhada wrote:
> Hello,
>
> --On Tuesday, June 8, 2004 7:53 am -0500 hanasaki <hanasaki@hanaden.com> 
> wrote:
>
> > It also seems to be causing issues with email sent to the domain from
> > inside the firewall.  All mail, sent from inside, is generating an
> > "unroutable address" error.
>
>
> You don't mention whether you have input MX records into the internal 
> DNS server - do they point to a mail server externally? What is 
> generating the 'unroutable address' error - the MUA, or an MTA in the 
> path somewhere?
>
> Regards,
>
> Sid