[dns-operations] The possible problems after May 5th

Florian Weimer fweimer at bfk.de
Fri Apr 9 09:45:02 UTC 2010

* Paul Vixie:

>> From: Olaf Kolkman <olaf at NLnetLabs.nl>
>> Date: Fri, 9 Apr 2010 07:52:14 +0200
>> ...
>> In other words, I do not see why an example of TCP fallback not working
>> in production configuration is relevant when in that production
>> configuration UDP works fine, all the time?
> on the one hand, if you're never setting TC, then nobody should be trying
> TCP/53 on you.

Doesn't RFC 1123 explicitly say that you shouldn't fail queries over
TCP just because they would succeed over UDP.

Florian Weimer                <fweimer at bfk.de>
BFK edv-consulting GmbH       http://www.bfk.de/
Kriegsstraße 100              tel: +49-721-96201-1
D-76133 Karlsruhe             fax: +49-721-96201-99

More information about the dns-operations mailing list