Re: Proper CNAME interpretation

2011-09-16 Thread Mark Andrews
In message <7737.1316035...@tristatelogic.com>, "Ronald F. Guilmette" writes: > > In message <7d9b265c-36bf-40c1-9012-ac0a96fb8...@sackheads.org>, you wrote: > > >On Sep 14, 2011, at 4:35 PM, Ronald F. Guilmette wrote: > > > >> Is there a rule that says how a resolver should behave in cases wher

Re: Proper CNAME interpretation

2011-09-14 Thread Ronald F. Guilmette
In message <4e7131a6.3000...@chrysler.com>, Kevin Darcy wrote: >Indeed. It should be noted that not only does the graphiteops.com name >break the "CNAME and other" rule, but it's a *self-referential* CNAME >(rdata = graphiteops.com), so if one tried to chase it, one could chase >infinitely.

Re: Proper CNAME interpretation

2011-09-14 Thread Kevin Darcy
On 9/14/2011 5:52 PM, Chuck Swiger wrote: On Sep 14, 2011, at 2:27 PM, Ronald F. Guilmette wrote: The second part however seems to go more to my question, which is "What is the resolver supposed to do when some knucklehead breaks the rules and puts a CNAME in with some other stuff?" Depends on

Re: Proper CNAME interpretation

2011-09-14 Thread Chuck Swiger
On Sep 14, 2011, at 2:27 PM, Ronald F. Guilmette wrote: > The second part however seems to go more to my question, which is "What is > the resolver supposed to do when some knucklehead breaks the rules and puts > a CNAME in with some other stuff?" Depends on which query one issued. The very next

Re: Proper CNAME interpretation

2011-09-14 Thread Ronald F. Guilmette
In message <7d9b265c-36bf-40c1-9012-ac0a96fb8...@sackheads.org>, you wrote: >On Sep 14, 2011, at 4:35 PM, Ronald F. Guilmette wrote: > >> Is there a rule that says how a resolver should behave in cases where >> there is both an A record and also a CNAME record for the same FQDN? >> Which one shou

Re: Proper CNAME interpretation

2011-09-14 Thread John Payne
On Sep 14, 2011, at 4:35 PM, Ronald F. Guilmette wrote: > Is there a rule that says how a resolver should behave in cases where > there is both an A record and also a CNAME record for the same FQDN? > Which one should take precedence, the A or the CNAME? RFC 1034, Section 3.6.2: "If a CNAME RR