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Version 0 is Version Negotiation #968

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merged 5 commits into from
Dec 4, 2017
Merged

Version 0 is Version Negotiation #968

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5a6ec3a
0 is Version Negotiation
MikeBishop Nov 29, 2017
00e0218
Version Negotiation is its own format
MikeBishop Nov 30, 2017
a43d55e
echos vs. echoes
MikeBishop Nov 30, 2017
70d4edf
No type, unused
MikeBishop Nov 30, 2017
a048e84
Ian's comments, minus 0x00000000
MikeBishop Dec 1, 2017
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6 changes: 2 additions & 4 deletions draft-ietf-quic-transport.md
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Expand Up @@ -551,8 +551,8 @@ Version Negotiation packet is in fact from the server. The Version field MUST
be set to 0x00000000. The remainder of the Version Negotiation packet is a list
of 32-bit versions which the server supports.

A Version Negotiation packet is never explicitly acknowledged in an ACK frame by
a client. Receiving another Initial packet implicitly acknowledges a Version
A Version Negotiation packet cannot be explicitly acknowledged in an ACK frame
by a client. Receiving another Initial packet implicitly acknowledges a Version
Negotiation packet.

See {{version-negotiation}} for a description of the version negotiation
Expand Down Expand Up @@ -778,8 +778,6 @@ constant:

* the location and size of the Version field in long headers,

* the location and size of the Packet Number field in long headers, and

* the format and semantics of the Version Negotiation packet.

Implementations MUST assume that an unsupported version uses an unknown packet
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