[98369] in North American Network Operators' Group

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Re: large organization nameservers sending icmp packets to dns

daemon@ATHENA.MIT.EDU (Duane Wessels)
Mon Aug 6 13:51:29 2007

Date: Mon, 6 Aug 2007 10:35:27 -0700 (PDT)
From: Duane Wessels <wessels@packet-pushers.com>
To: John Levine <johnl@iecc.com>
cc: nanog@nanog.org
In-Reply-To: <20070806172149.4343.qmail@simone.iecc.com>
Errors-To: owner-nanog@merit.edu




On Mon, 6 Aug 2007, John Levine said:

> Why would they ping rather than just sending the query to all of the
> NS and see which one answers first?  It's an IP round trip either way.

ping targets are of the caching nameserver type, not the authoritative
nameserver type.

Duane W.

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