nanog mailing list archives

Re: Anycast but for egress


From: Mark Tinka <mark@tinka.africa>
Date: Wed, 28 Jul 2021 12:21:02 +0200



On 7/28/21 01:16, Daniel Corbe wrote:

This is interesting... I wonder whether Anycast will still have some failure modes and break TCP connections if routing 
(configuration) were to change?  I checked the PDF linked by Bill Woodcock... while the methodology is the same from 
20y ago, would the data still be the same (order of magnitude)? :)

In our small experience, not at all.

We are Anycast'ing DNS (authoritative and recursive), NTP and TACACS+. All works well, across 11 or so countries.

Mark.


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