Re: [v6ops] unicast RA to save battery: link-layer joining multicast groups

Andrew 👽 Yourtchenko <ayourtch@gmail.com> Wed, 22 July 2015 08:35 UTC

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Date: Wed, 22 Jul 2015 10:34:52 +0200
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From: =?UTF-8?B?QW5kcmV3IPCfkb0gIFlvdXJ0Y2hlbmtv?= <ayourtch@gmail.com>
To: Alexandru Petrescu <alexandru.petrescu@gmail.com>
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Subject: Re: [v6ops] unicast RA to save battery: link-layer joining multicast groups
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This is what some phones do today and is exactly the problem we are
trying to solve.

https://code.google.com/p/android/issues/detail?id=32662

--a

On 7/21/15, Alexandru Petrescu <alexandru.petrescu@gmail.com>; wrote:
> On another hand,
>
> IEEE 802.11bgn multicast groups (33::1 etc) are 'joined' at MAC layer by
> setting filters.  (maybe even by MAC messaging for joining MAC multicast
> groups).
>
> Maybe we can request the Hosts to set local filters to not receive
> multicast RAs.  Or request the Hosts short on energy to express interest
> in these IPv6 multicast groups.
>
> Alex
>
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