Re: [quicwg/base-drafts] introduce a max_connection_ids transport parameter (#1998)

Christian Huitema <notifications@github.com> Thu, 07 February 2019 03:52 UTC

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Subject: Re: [quicwg/base-drafts] introduce a max_connection_ids transport parameter (#1998)
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huitema commented on this pull request.



> @@ -4106,6 +4102,12 @@ A client MUST NOT include an original connection ID, a stateless reset token, or
 a preferred address.  A server MUST treat receipt of any of these transport
 parameters as a connection error of type TRANSPORT_PARAMETER_ERROR.
 
+max_connection_ids (0x000e):
+
+: The maximum number of connection IDs that the peer is willing to store.
+  This value includes only connection IDs sent in NEW_CONNECTION_ID frames.
+  If this parameter is absent, a default of 0 is assumed.

By the way, we already use no zero defaults for some parameters: ack_delay_exponent defaults to 3, and max_ack_delay defaults to 25. There is no rule that says that forbids us to set a non zero default for the proposed MAX CID parameter. I would think that 3 is a good number.

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