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Re: [6lowpan] RE Fwd: New Version Notification for draft-ietf-6lowpan-nd-17.txt

Erik Nordmark <nordmark@acm.org> Tue, 14 June 2011 10:01 UTC

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Date: Tue, 14 Jun 2011 03:01:22 -0700
From: Erik Nordmark <nordmark@acm.org>
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Subject: Re: [6lowpan] RE Fwd: New Version Notification for draft-ietf-6lowpan-nd-17.txt
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On 6/14/11 1:44 AM, matthieu.vial@non.schneider-electric.com wrote:
> Hi Zach,
>
> Thanks for this new version.
>
> I still have a comment about section 5.3.
> In this section one can read that the RS must (actually there is no MUST,
> SHOULD, MAY in the text) be sent to the IPv6 All-Routers multicast address
> and the destination link-layer address may be some kind of all-routers
> anycast link-layer address.
>
> However in section 10.2 the 2nd element of the list says that the RS can
> be sent unicast to the router with its link-local IPv6 address.
> Don't you think that section 5.3 should mention the possibility to send a
> unicast RS in addition to the example provided in section 10.2?

A unicast RS is allowed in RFC 4861, so I think what you are proposing 
is just an editorial change to make the options clearer to those who 
haven't digested RFC 4861. Is my understanding correct?

    Erik

> Best regards,
> Matthieu
>
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