Re: [quicwg/base-drafts] Add an appendix describing spin negotiation (#1937)

Mirja Kühlewind <mirja.kuehlewind@tik.ee.ethz.ch> Wed, 31 October 2018 15:06 UTC

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Subject: Re: [quicwg/base-drafts] Add an appendix describing spin negotiation (#1937)
Date: Wed, 31 Oct 2018 16:06:33 +0100
References: <quicwg/base-drafts/pull/1937@github.com> <quicwg/base-drafts/pull/1937/review/170290167@github.com>
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Ah, never mind. Now I got it...

> Am 31.10.2018 um 15:44 schrieb mirjak <notifications@github.com>;:
> 
> @mirjak commented on this pull request.
> 
> In draft-ietf-quic-spin-exp.md:
> 
> > +usage of the spin bit described in the main body of this document:
> +
> +- It provides a method to exercise version negotiation beyond the version
> +  greasing mechanism described in section 15 of {{QUIC-TRANSPORT}}. This
> +  additional exercise has the benefit of actually changing the protocol's
> +  behavior in a way each endpoint can detect based on the negotiation of the
> +  version, and may defend against ossification of the version negotiation
> +  mechanism caused both by on-path interference as well as lazy implementations
> +  better than greasing alone.
> +
> +- It provides a method by which on-path devices that observe the handshake can
> +  explicitly classify a connection as spinning or not.
> +
> +## The Spin Bit in Spinless QUIC {#nospin}
> +
> +When version Vt is negotiated, both client and server randomly select a "pin
> 
> "pin" or "spin"...?
> 
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