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Re: [tram] IPv4 and IPv6 allocations

Justin Uberti <juberti@google.com> Thu, 20 February 2014 17:25 UTC

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From: Justin Uberti <juberti@google.com>
Date: Thu, 20 Feb 2014 09:25:27 -0800
Message-ID: <CAOJ7v-12eULEbgwLRL4MM--EPkcZA0ErvR8jZf0hiNQmiXL+iw@mail.gmail.com>
To: "Pal Martinsen (palmarti)" <palmarti@cisco.com>
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Cc: Simon Perreault <simon.perreault@viagenie.ca>, Oleg Moskalenko <mom040267@gmail.com>, "tram@ietf.org" <tram@ietf.org>
Subject: Re: [tram] IPv4 and IPv6 allocations
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On Thu, Feb 20, 2014 at 3:50 AM, Pal Martinsen (palmarti) <
palmarti@cisco.com> wrote:

>
> On 20 Feb 2014, at 08:15 am, Oleg Moskalenko <mom040267@gmail.com> wrote:
> [cut]
> >
> >
> > So, the client MUST NOT use the REQUESTED-ADDRESS, but the server may
> expect that attribute...
> >
> I just noticed that as well. Funny..
>
> > So, I reconsider my opinion: let's not use the address-family in the
> REFRESH at all, and refresh all relay endpoints regardless of their
> protocols.
> >
> Well it is nice to have in there as the refresh is also used to delete an
> allocation. So if you after ICE is completed ends up only using the IPv6
> allocation you can delete the IPv4 allocation. This frees up resources on
> the TURN server.
>

Yeah, that was my thinking as well. If RAF is absent, the refresh applies
to all allocations. If the RAF is specified, the specific allocations are
refreshed/deleted, or an error if the RAF doesn't match the existing
allocations.

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