Re: [quicwg/base-drafts] Don't store or retransmit PATH_RESPONSE frames, avoid buffering (#2729)

Eric Kinnear <> Mon, 17 June 2019 17:32 UTC

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From: Eric Kinnear <>
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Subject: Re: [quicwg/base-drafts] Don't store or retransmit PATH_RESPONSE frames, avoid buffering (#2729)
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erickinnear commented on this pull request.

> @@ -1743,6 +1744,10 @@ it can associate the peer's response with the corresponding PATH_CHALLENGE.
 On receiving a PATH_CHALLENGE frame, an endpoint MUST respond immediately by
 echoing the data contained in the PATH_CHALLENGE frame in a PATH_RESPONSE frame.
+An endpoint MUST NOT send more than one PATH_RESPONSE frame in response to one
+PATH_CHALLENGE frame (see {{retransmission-of-information}}).  A new
+PATH_CHALLENGE frame will be sent if another PATH_RESPONSE frame is needed.

Nice! Updated in both places for consistency (3c0d1f7).

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