Ok, i will read it.
In NETLMM, when you switch access routers, DNA will conclude
that you have not switched links and all the information
that
you gathered on the old link will be left as it is i.e the
old information will still be kept on the hosts. So, i must
be missing something..
-mohan
>-----Original Message-----
>From: ext James Kempf [mailto:kempf docomolabs-usa.com]
>Sent: Tuesday, March 14, 2006 8:48 AM
>To: Parthasarathy Mohan (Nokia-NET/MtView);
>vidyanqualcomm.com; gerardo.giarettatelecomitalia.it;
>chvogttm.uka.de
>Cc: netlmmngnet.it
>Subject: Re: Default Router in NETLMM (was RE: [netlmm]
New
>I-D: Security Threats to NETLMM)
>
>Please take a look at Julian and Sathya's draft on the
MN-AR
>interface. They describe how DNA can be used. Neither
NUD nor
>fixing the MAC address across routers is necessary if
the node
>uses DNA and switches default routers when it receives
an RA
>having a new MAC address in it.
>
> jak
>
>----- Original Message -----
>From: <Mohan.Parthasarathynokia.com>
>To: <vidyanqualcomm.com>; <gerardo.giarettatelecomitalia.it>;
><chvogttm.uka.de>
>Cc: <netlmmngnet.it>; <kempfdocomolabs-usa.com>
>Sent: Monday, March 13, 2006 3:25 PM
>Subject: RE: Default Router in NETLMM (was RE: [netlmm]
New
>I-D: Security Threats to NETLMM)
>
>
>Vidya,
>
>When you handover and change the default router, first
NUD has
>to kick in detect that the old default router is not
reachable
>anymore. But the old router itself will not be removed
until
>you stop hearing RAs (depends on router lifetime) from
the
>router. So, till you completely remove the old AR from
the
>system, it can be disruptive. By just maintaining one
virtual
>default router (IP and MAC address) across all links,
you
>don't have to worry about this part. But then if you
have to
>support multiple MAPs, then there are some additional
complexities..
>
>-mohan
>
>
>
>________________________________
>
>From: netlmm-adminngnet.it [mailto:netlmm-adminngnet.it]
On
>Behalf Of ext Narayanan, Vidya
>Sent: Monday, March 13, 2006 1:57 PM
>To: Giaretta Gerardo; Christian Vogt
>Cc: netlmmngnet.it; James Kempf
>Subject: Default Router in NETLMM (was RE: [netlmm] New
I-D:
>Security Threats to NETLMM)
>
>
>Hi Gerardo,
>
>This is something we are currenlty discussing in the
Design
>Team, even though it is part of the MN-AR discussion.
Since in
>a NETLMM domain the MN does not change the IP address,
the
>NETLMM domain may be seen as a single subnet and
therefore the
>default router seen by the MN may not change. But, it
really
>depends on the MN-AR interface, imo: one possibility, as
you
>mention, is that all ARs in a NETLMM domain mimic the
MAP. I
>still don't have a clear opinion on this, though.
>What do you
>think?
>
>--Gerardo
>
><VN> It seems simpler and more scalable to let the
AR be the
>default gateway. The important aspect is to prevent the
IP
>address of the MN from changing - I see the default
gateway
>change as not so disruptive.
>
>Is there a reason why it would make sense for the MAP to
be
>the default gateway?
>
>-Vidya
>
>
>
>
>
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