Re: [quicwg/base-drafts] Only send one immediate ACK (#3361)

Martin Thomson <> Mon, 20 January 2020 06:28 UTC

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From: Martin Thomson <>
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Subject: Re: [quicwg/base-drafts] Only send one immediate ACK (#3361)
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martinthomson commented on this pull request.

> @@ -3136,12 +3136,10 @@ This recommendation is in keeping with standard practice for TCP {{?RFC5681}}.
 In order to assist loss detection at the sender, an endpoint SHOULD send an ACK
 frame immediately on receiving an ack-eliciting packet that is out of order. The

We still need to know what "out of order" means.  I presume that this is "when an ack-eliciting packet arrives with a packet number that more than one greater than any previously received packet" or something like that.

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