-----Original Message-----
From: ipv6-boun...@ietf.org [mailto:ipv6-boun...@ietf.org] On Behalf Of
Alain Durand
Sent: Friday, August 13, 2010 9:07 AM
To: Pekka Savola
Cc: john.lough...@nokia.com; nar...@us.ibm.com; ipv6@ietf.org; Brian E
Carpenter; ed.jankiew...@sri.com
Subject: Re: Router redirects in Node Requirements document

>It seems that those days, most (if not all) links in service provider
networks are point to point.
>You find ethernet shared access mostly in leaf networks, such as home
or enterprises.

I agree with Brian Carpenter and Bob Hinden - if the node is a router,
the node MUST implement Redirect and SHOULD enable Redirect
functionality and have the Redirect functionality configurable.  Even if
a router exists in the Internet core with one interface on the router
connected in a point to point link, there are several other interfaces
on the routers for which the router MUST implement Redirect
functionality.  There is a separate question that typically such P-P
links in the core are SONET interfaces on a router.  Such SONET
interfaces do not even have ND available to configure on the interface.
So where does the question of any existing functionality breaking come
in? 

Hemant

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