nanog mailing list archives
Re: large organization nameservers sending icmp packets to dns servers.
From: "Patrick W. Gilmore" <patrick () ianai net>
Date: Mon, 6 Aug 2007 20:17:04 -0400
On Aug 6, 2007, at 4:43 PM, Valdis.Kletnieks () vt edu wrote:
On Mon, 06 Aug 2007 16:11:36 EDT, Matthew Crocker said:But you could, it isn't hard to dump a BGP view into a box from a border router and use that map to determine the proper DNS records to return.It's harder than it looks, given the number of people who pop up on this list and ask how to get BGP to Do The Right Thing when 2 paths are the same length but vastly differing in bandwidth, number-of-actual-hops, and/or latency....
Plus you are assuming BGP knows the right answer.People here are arguing ICMP Echo is a bad metric. BGP makes ICMP look like the gold standard.
-- TTFN, patrick
Current thread:
- RE: large organization nameservers sending icmp packets to dns servers., (continued)
- RE: large organization nameservers sending icmp packets to dns servers. william(at)elan.net (Aug 08)
- Re: large organization nameservers sending icmp packets to dns servers. Patrick W. Gilmore (Aug 08)
- Re: large organization nameservers sending icmp packets to dns servers. Stephane Bortzmeyer (Aug 09)
- Re: large organization nameservers sending icmp packets to dns servers. Chris L. Morrow (Aug 10)
- Re: large organization nameservers sending icmp packets to dns servers. Duane Wessels (Aug 06)
- Re: large organization nameservers sending icmp packets to dns servers. Steve Atkins (Aug 06)
- Re: large organization nameservers sending icmp packets to dns servers. Valdis . Kletnieks (Aug 06)
- Re: large organization nameservers sending icmp packets to dns servers. Leigh Porter (Aug 06)
- Re: large organization nameservers sending icmp packets to dns servers. Owen DeLong (Aug 06)
- Message not available
- Re: large organization nameservers sending icmp packets to dns servers. Valdis . Kletnieks (Aug 06)
- Re: large organization nameservers sending icmp packets to dns servers. Patrick W. Gilmore (Aug 06)
- Re: large organization nameservers sending icmp packets to dns servers. Mark Andrews (Aug 09)
- Re: large organization nameservers sending icmp packets to dns servers. Crist Clark (Aug 10)
- Re: large organization nameservers sending icmp packets to dns servers. Mark Andrews (Aug 10)