North American Network Operators Group
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Re: large organization nameservers sending icmp packets to dns servers.

  • From: Duane Wessels
  • Date: Mon Aug 06 14:00:24 2007



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.