Re: [multipathtcp] Consensus call on potential MPTCP proxy work

Joe Touch <touch@isi.edu> Wed, 19 April 2017 22:17 UTC

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To: Juliusz Chroboczek <jch@irif.fr>, Jordan Melzer <Jordan.Melzer@telus.com>
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From: Joe Touch <touch@isi.edu>
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Date: Wed, 19 Apr 2017 15:17:09 -0700
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Subject: Re: [multipathtcp] Consensus call on potential MPTCP proxy work
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On 4/19/2017 3:07 PM, Juliusz Chroboczek wrote:
>> It’s a conventional proxy. There are different sockets on each side of the
>> proxy
> Can you please explain what's going on in Figure 5 on page 11 of
> draft-boucadair-mptcp-plain-mode-10?  I read this as delaying a SYN-ACK on
> the client side until a SYN-ACK on the server side is received.  How do
> you implement that with different sockets?
Excellent point. That would more clearly confirm that this is not
application-layer (I'm excluding application access to raw Unix sockets,
which would end up running TCP in the user layer).

Joe