Joe,
The reminder that you mention is already in Section 3. Text is included at the
bottom of this message.
Ron
TEXT
------
3. IPv6 as a GRE Payload
When the GRE payload is IPv6, the Protocol Type field in the GRE header MUST be
set to Ether Type [ETYPES] 0x86DD.
> -----Original Message-----
> From: Joe Touch [mailto:[email protected]]
> Sent: Wednesday, April 01, 2015 1:35 PM
> To: Ronald Bonica; Black, David; Zuniga, Juan Carlos; [email protected];
> [email protected]
> Cc: [email protected]; [email protected]
> Subject: Re: [Int-area] WGLC for draft-ietf-intarea-gre-ipv6 - Ethertypes
>
>
>
> On 3/31/2015 5:53 PM, Ronald Bonica wrote:
> > David,
> >
> >
> >
> > One way to address this problem would be to remove Section 2.2 entirely.
> > Since the syntax and semantics of the Protocol Type field is unchanged
> > from RFC 2784, the omission of Section 2.2 doesn't change the meaning
> > of the draft at all.
>
> Yes, but it might still be useful to point out that IPv6 (unfortunately, and
> undermining the whole point of the IP version number) uses a different
> ethertype than IPv4.
>
> (this is what happens when we let temporary hardware optimizations
> influence long-term protocol design)
>
> Joe
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