[75344] in North American Network Operators' Group

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Probe dns service - anycast network

daemon@ATHENA.MIT.EDU (Gere geomag)
Thu Nov 11 18:03:21 2004

Date: Fri, 12 Nov 2004 00:02:44 +0100
From: Gere geomag <geomag@gmail.com>
Reply-To: Gere geomag <geomag@gmail.com>
To: nanog@merit.edu
Errors-To: owner-nanog-outgoing@merit.edu


Hi,
We are thinking of deploying anycast in our network for dns servers.
I have the following scenario: 
 - 10 server DNS (isc-bind) , linux and zebra for propagating ospf ip anycast.

Are there someone who has developed a "solid scripts (perl/c/ecc..)"
that is used to probe a dns service (udp/tcp port 53) and in case of
failure (or max lookup query time problem) automatic shutdown ospf
annunce or remove a server from a anycast network?

Best regards
Antony Findanno

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