Re: [quicwg/base-drafts] Point out that the payload size could decrease (#3424)

Martin Thomson <> Wed, 05 February 2020 14:41 UTC

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From: Martin Thomson <>
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Subject: Re: [quicwg/base-drafts] Point out that the payload size could decrease (#3424)
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martinthomson approved this pull request.

> @@ -3374,9 +3374,11 @@ priorities specified by the application indicate otherwise (see
 Even though a sender is encouraged to assemble frames containing up-to-date
 information every time it sends a packet, it is not forbidden to retransmit
-copies of frames from lost packets.  A receiver MUST accept packets containing
-an outdated frame, such as a MAX_DATA frame carrying a smaller maximum data than
-one found in an older packet.
+copies of frames from lost packets.  A sender which retransmits copies of frames
+must deal with decreases in available payload size due to change in packet
+number length, connection ID length, and Path MTU.  A receiver MUST accept

number length, connection ID length, and path MTU.  A receiver MUST accept

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