Re: [nznog] Cloudflare IPv6 MTU

2 Feb 2015

      A fair number if you include customers who are tunnelled in PPPoE and have their MTU set to 1492.

Simon Allard
Senior Network Architect
d: 09 550 2790
m: 020 100 0790
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-----Original Message-----
From: nznog-bounces(a)list.waikato.ac.nz [mailto:nznog-bounces(a)list.waikato.ac.nz] On Behalf Of Matthew Luckie
Sent: Tuesday, 3 February 2015 2:54 p.m.
To: Brian E Carpenter
Cc: nznog
Subject: Re: [nznog] Cloudflare IPv6 MTU

On Tue, Feb 03, 2015 at 02:25:00PM +1300, Brian E Carpenter wrote:
...
Just a factoid: as far as I can see from Wiresharking, Cloudflare at
APE is configured with an outbound IPv6 MTU of 1280.
How many networks at APE have IPv6 customers that are carried in a tunnel that reduces the MTU below 1500?