Chris Buxton wrote: > On Jun 15, 2009, at 2:37 AM, Braebaum, Neil wrote: > Now, ignoring that invalid "www" record, the zone above has an apex > (example.com itself) and then essentially infinite ghostly children. Any > valid query that lands in that domain (i.e. the qname ends in > example.com) but is not for example.com itself will be answered by a > synthetic CNAME record, like this: > > qname.example.com. CNAME qname.example2.com. > > If that alias points to a valid name in example2.com, then the query is > answered positively. If it points to a CNAME record in the example2.com > domain, then you have a CNAME chain (an alias of an alias of a third, > referenced name), which then causes resolution to continue with the > referenced name. (Is this what you meant by "forwarding"?)
Don't forget that the DNAME record is also included in the answer as well as the synthesized CNAME record(s). I say records since DNAME chains are possible here too (though not recommended of course). Regards, Mike -- Michael Milligan -> mi...@acmeps.com _______________________________________________ bind-users mailing list bind-users@lists.isc.org https://lists.isc.org/mailman/listinfo/bind-users
