[tcpm] 793bis: delayed ACKs

Wesley Eddy <wes@mti-systems.com> Thu, 19 December 2019 22:06 UTC

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From: Wesley Eddy <wes@mti-systems.com>
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Date: Thu, 19 Dec 2019 17:06:43 -0500
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Subject: [tcpm] 793bis: delayed ACKs
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Regarding Gorry's comment below, I have an alternative suggestion.  I 
think the details are discussed well in 5681 
https://tools.ietf.org/html/rfc5681#section-4.2 and that we can simply 
point to that for expansion.


On 8/28/2019 11:39 AM, Gorry Fairhurst wrote:
> Section 3.8.6.3 Delayed ACK.
> OLD:
>    and in a stream of full-sized segments there
>    SHOULD be an ACK for at least every second segment (SHLD-19).
> - Delayed ACK is specified in RFC1122 as: "...and in a stream of 
> full-sized segments there SHOULD be an ACK for at least every second 
> segment." Although correct, this does not specify a behaviour when 
> segments are not "full-sized". When asked by people, I have think this 
> should be something like:
> NEW:
> "the receiver SHOULD send an ACK when the data
> needing acknowledgment corresponds to no more than two full-sized 
> (MSS) segments."