BIND / Sendmail and Bad Referrals
Mark Andrews
Mark_Andrews at isc.org
Mon Jun 27 02:24:46 UTC 2005
> 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
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