nanog mailing list archives

Re: MTU to CDN's


From: Vincent Bernat <bernat () luffy cx>
Date: Fri, 19 Jan 2018 16:54:17 +0100

 ❦ 19 janvier 2018 08:07 -0600, Mike Hammett <nanog () ics-il net> :

Wouldn't those situations be causing issues now, given the likelihood
that someone with a less than 1,500 byte MTU is communicating with you
now?

Those situations are causing issues now. If you have a MTU less than
1500 bytes, it is likely some destination are unreachable to you if you
only rely on PMTUD. People usually rely on TCP MSS for those cases.
-- 
I'll burn my books.
                -- Christopher Marlowe


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