On Sun, 28 Jan 2001, Claus Assmann wrote:
> On Sun, Jan 28, 2001, Mike Atkinson wrote:
> > ----- Original Message -----
> > From: "Dirk Meyer" <[EMAIL PROTECTED]>
> > >
> > > Please tweak the lines in the sendmail port:
> > > files/site.config.m4 to build without NETINET6 or without TCPWRAPPERS.
> >
> > Removing the NETINET6 lines from files/site.config.m4 seems to have
> > corrected the problem.
>
> This seems to be the explanation:
>
> $ dig supercom.ca. aaaa
>
> ; <<>> DiG 8.1 <<>> supercom.ca. aaaa
> ;; res options: init recurs defnam dnsrch
> ;; got answer:
> ;; ->>HEADER<<- opcode: QUERY, status: SERVFAIL, id: 6
> ;; flags: qr rd ra; QUERY: 1, ANSWER: 0, AUTHORITY: 0, ADDITIONAL: 0
> ;; QUERY SECTION:
> ;; supercom.ca, type = AAAA, class = IN
>
>
> 8.12 will most likely have a workaround for this (as usual sendmail
> provides a workaround for almost every broken configuration...)
>
> New ResolverOptions setting: WorkAroundBrokenAAAA. When
> attempting to canonify a hostname, some broken nameservers
> will return SERVFAIL (a temporary failure) on T_AAAA (IPv6)
> lookups. If you want to excuse this behavior, use this new
> flag. Suggested by Chris Foote of SE Network Access and
> Mark Roth of the University of Illinois at
> Urbana-Champaign.
Wow, that's pretty bizarre. Finally an explanation that makes some sense
though... thanks guys!
Mike Andrews * [EMAIL PROTECTED] * [EMAIL PROTECTED] * http://www.bit0.com
VP, sysadmin, & network guy, Digital Crescent Inc, Frankfort KY
Internet access for Frankfort, Lexington, Louisville and surrounding counties
www.fark.com: If it's not news, it's Fark. (Or something like that.)
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