Hi Srini,
> MIPSHOP is only aware of a MIH protocol not its
constituents. The
> transport characteristics being the same, the
requirements from 802.21
> have been for a single transport. This is not to say
that DHCP may not
Could you please expand what you mean by "single
transport"? You mean all
IS, ES, and CS shall be transported by the same protocol?
We are proposing to use DHCP for IS only, not for ES or CS.
Alper
> meet all the MIH protocol requirements. Both L2 and L3
are suitable for
> the entire MIH protocol covering all services. As such,
it is also
> acceptable that the MIPSHOP provided transport could be
specifically
> used for a certain functionality and a L2 transport can
be used for
> others.
>
> Regards,
> Srini
>
> -----Original Message-----
> From: ext Alper Yegin [mailto:alper.yegin yegin.org]
> Sent: Wednesday, March 21, 2007 3:25 AM
> To: 'Anurag Uxa'; 'Telemaco Melia'
> Cc: STDS-802-21listserv.ieee.org; mipshopietf.org;
'Vijay Devarapalli'
> Subject: RE: [Mipshop] DHCP
>
> There have been already proposals using DHCP for
802.21 services
>
> discovery.
>
> The DT is currently considering different scenarios
and
> associated
> requirements targeting a single solution.
> This might change if complexity increases too much.
>
>
> I don't understand why designing one protocol that does
three things
> (IS, ES, CS) is better than using an existing protocol
(DHCP) for what
> it has used for (configuration [IS]), and designing
another protocol
> that takes care of the other two (ES, CS).
>
> I'm not aware of any technical reason that requires all
three
> functionalities to be bundled up in single protocol.
And in fact, I see
> reason to separate them. It is an accepted scenario
that ES and CS are
> taken care of by the L2 in some networks, leaving IS to
L3.
>
> Comments?
>
> Alper
>
>
>
>
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