Re: [16NG] Node Req: Issue 6: Support for RFC 5121: IP version 6 over WiMAX

Confusing...definitely RFC5121 must be implemented for IPv6 over WiMAX
network. EthernetCS must be too. No need to decide which CS must be used for
WiMAX by 6man...?

Daniel

On Tue, Nov 18, 2008 at 5:20 AM, Brian E Carpenter <
brian.e.carpenter@gmail.com> wrote:

> On 2008-11-18 09:03, Daniel Park wrote:
> > Brian (ccing 16ng list)
> >
> > On Mon, Nov 17, 2008 at 12:12 PM, Brian E Carpenter <
> > brian.e.carpenter@gmail.com> wrote:
> >
> >> Daniel,
> >>
> >> On 2008-11-14 22:19, Daniel Park wrote:
> >>> John,
> >>>
> >>> I would make a minor change according to the valuable comments from the
> >>> WiMAX expert:
> >>>
> >>> There are two ways to transfer IPv6 over WiMAX:
> >>> - IPv6 over WiMAX using IPCS: RFC5121
> >>> - IPv6 over Ethernet carried over WiMAX: AD Evaluation (ID Status)
> >> Where does your suggested preference for the IPv6 CS come from?
> >> Does 16ng have a consensus on this preference?
> >>
> >> Since I can't imagine anyone *not* implementing the Ethernet CS,
> >> doesn't this make extra work for all implementors, compared
> >> with preferring the Ethernet CS for both IP versions?
> >
> >
> > We had long discussion on that before..:-) Yes, IPv6CS (RFC5121) comes
> from
> > 16ng WG. And EthernetCS is too. Prebably, the consensus you mentioned
> above
> > means which CS is a mandatory or optional for IPv6 implementation or
> > both. Well, 16ng WG just leaves them to the business choice in WiMAX
> > networks since that is beyond scope of 16ng. As of today, obviously
> mobile
> > biz wants to implement IPv6CS only, and wired biz (looks like DSL) wants
> to
> > implemt EthernetCS. But, no one knows what happens tomorrow in WiMAX
> > networks.
>
> Then it seems to me there is no useful statement to be made
> in the node requirements document. If 16ng has no recommendation,
> I don't see how 6man can decide.
>
> Thanks
>
>   Brian
>