Re: [quicwg/base-drafts] enforce the active_connection_id_limit (#3201)

Marten Seemann <> Tue, 19 November 2019 07:41 UTC

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Subject: Re: [quicwg/base-drafts] enforce the active_connection_id_limit (#3201)
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marten-seemann commented on this pull request.

> @@ -999,12 +999,15 @@ retired are considered active; any active connection ID can be used.
 An endpoint SHOULD ensure that its peer has a sufficient number of available and
 unused connection IDs.  Endpoints store received connection IDs for future use
 and advertise the number of connection IDs they are willing to store with the
-active_connection_id_limit transport parameter.  An endpoint SHOULD NOT provide
-more connection IDs than the peer's limit.
-An endpoint SHOULD supply a new connection ID when it receives a packet with a
-previously unused connection ID or when the peer retires one, unless providing
-the new connection ID would exceed the peer's limit.  An endpoint MAY limit the
+active_connection_id_limit transport parameter.  An endpoint MUST NOT provide
+more connection IDs than the peer's limit.  An endpoint that receives more
+connection IDs than its advertised active_connection_id_limit MUST close the
+connection with an error of type CONNECTION_ID_LIMIT_ERROR.
+An endpoint SHOULD supply a new connection ID when the peer retires a connection
+ID. If an endpoint provided fewer connection IDs than the peer's
+active_connection_id_limit, it MAY supply a new connection ID when it receives
+a packet with a previously unused connection ID.  An endpoint MAY limit the

This sentence goes back to @kazuho's issue

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