nanog mailing list archives

Re: QUIC traffic throttled on AT&T residential


From: Matthew Kaufman <matthew () matthew at>
Date: Thu, 20 Feb 2020 19:54:40 -0800

On Thu, Feb 20, 2020 at 8:10 AM Ca By <cb.list6 () gmail com> wrote:



Not indiscriminate.

As Google was informed by network operators all along since 2014, ipv4 UDP
is a major uptime threat via DDoS to access networks.
...

Google choose not to be sensitive to that, they were told where the
landmines were, they choose to go on anyhow.


It isn’t like they had a choice. You can’t build a transport protocol like
QUIC on top of TCP (I know, I built one of its ancestors, which also uses
UDP underneath). And if you think getting UDP through existing networks is
hard, try using a novel IP protocol number.

Matthew Kaufman




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