BIND / Sendmail and Bad Referrals

[Mark Andrews]

> At 10:48 PM 24/06/2005, Mark Andrews wrote:
> 
> >         link1.rona.ca is returning the wrong SOA record.   The zone
> >         is merlin.rona.ca yet it is claiming that it is rona.ca.  Named
> >         correctly detects this misconfiguration and marks the server
> >         as lame.
> >
> >         Similarly for link2.
> >
> >         Mark
> >
> >; <<>> DiG 9.3.2prerelease <<>> AAAA merlin.rona.ca. +norec @link1.rona.ca.
> >; (1 server found)
> >;; global options:  printcmd
> >;; Got answer:
> >;; ->>HEADER<<- opcode: QUERY, status: NOERROR, id: 21126
> >;; flags: qr aa; QUERY: 1, ANSWER: 0, AUTHORITY: 1, ADDITIONAL: 0
> >
> >;; QUESTION SECTION:
> >;merlin.rona.ca.                        IN      AAAA
> >
> >;; AUTHORITY SECTION:
> >rona.ca.                86400   IN      SOA     rona.ca. 
> >administrator.rona.ca. 998545544 28800 7200 604800 86400
> >
> >;; Query time: 259 msec
> >;; SERVER: 207.61.124.213#53(207.61.124.213)
> >;; WHEN: Sat Jun 25 12:44:58 2005
> >;; MSG SIZE  rcvd: 106
> 
> 
> There seems to be very different results using FreeBSD with INET6 and 
> without.  With INET6, sendmail complains as I mentioned in the opening 
> thread. However, with INET6 disabled in the kernel, mail flows fine to this 
> site ?
> 
>          ---Mike 

	Because it doesn't make the AAAA queries and hence doesn't see
	that link1.rona.ca and link2.rona.ca are misconfigured.

	Mark
--
Mark Andrews, ISC
1 Seymour St., Dundas Valley, NSW 2117, Australia
PHONE: +61 2 9871 4742                 INTERNET: Mark_Andrews at isc.org