Patrick Ramsey wrote:
> 
> windows clients will actualy send unicast to ALL listed dns
> servers... Instead of quearying the first, timeout, second,
> timeout, etc.... They just assume all will time out and send it
> to all listed.  but it is definately unicast.
> 
> -Patrick

Patrick,

Unless you can back this up with a sniff or Q article, I am going to
strongly disagree with this one. To my knowledge, windows clients actually
just send to the first server listed. If that server NEVER responds, it
sends to the second. But if that server responds negatively (i.e. "I can't
find the host"), the client will never query any other servers, due to the
fact that the other servers SHOULD (assuming root hints and forwarding are
correctly configured) respond with the same answer.

Brian Hill
CCNP, CCDP, MCSE 2000 (Charter Member),MCSE+I (NT4.0),
MCSA (Charter Member), MCP+I, MCP(21), Inet+, Net+, A+
Lead Technology Architect, TechTrain
Author: Cisco, The Complete Reference
http://www.alfageek.com



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