Mailhost problem

Bao C. Ha bao at
Thu Nov 11 22:25:15 UTC 1999

This is a sendmail problem.  Have you tried to add
mailhost to


Bao C. Ha, President            voice: (706) 736-8717
Hacom, Internet & Web Services
Linux/Unix Consulting/Training

On Thu, 11 Nov 1999, Amy Briggs wrote:

> I've got DNS 8.2.1 up and running on a Solaris 2.6 box.  I am now trying
> to move my mail over to this box.  I keep getting the following error in
> my log file:  
> Nov 11 15:54:30 echo sendmail[4398]: PAA04396: SYSERR(userid):
> config error: mail loops back to me (MX problem?)
> I have my MX record pointing to my new mail server (which is also the
> DNSserver) and have tried adding a CNAME for mailhost pointing to my new
> mailserver name:
> mailhost	IN	CNAME
> With this I get the error so I commented it out and added a second A
> record:
> mailhost	IN	A ; no this is not the real ip.
> And I still get the error, it goes away if I leave out the mailhost A and
> CNAME record but then I get the following when a new user tries to request
> the Pine doc:
> Subject: Returned mail: Host unknown (Name server:
> host not found)
> So, it needs a record for mailhost.  Does anyone know what I am doing
> wrong?  My DNS MX records work fine when I point them to the old mail
> server which is on a different box for the MX record and a mailhost CNAME
> pointing to the different box.  Can you not run DNS and mail on the same
> box anymore?
> Any quick help would be appreciated,
> Amy

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