Am Mi, den 28.04.2004 schrieb Elam Daly um 22:35:
Does DNS resolve names through UDP? Would that explain why I
can't telnet
to port 53 on the DNS servers,yet still get name resolutions? Am I
wrong conceptually on how DNS works?
Yes, you are wrong and yes, telnet uses TCP. That name resolving uses
UDP on port 53 does not mean you can then block TCP port 53. It must be
open too.
Thanks
Elam
Alexander
--
Alexander Dalloz | Enger, Germany | GPG key 1024D/ED695653 1999-07-13
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