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Re: [AVTCORE] WG last call on draft-ietf-avtcore-6222bis-01

"Ali C. Begen (abegen)" <abegen@cisco.com> Tue, 26 March 2013 09:57 UTC

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From: "Ali C. Begen (abegen)" <abegen@cisco.com>
To: Magnus Westerlund <magnus.westerlund@ericsson.com>
Thread-Topic: [AVTCORE] WG last call on draft-ietf-avtcore-6222bis-01
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Date: Tue, 26 Mar 2013 09:57:02 +0000
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Subject: Re: [AVTCORE] WG last call on draft-ietf-avtcore-6222bis-01
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-----Original Message-----
From: Magnus Westerlund <magnus.westerlund@ericsson.com>
Date: Tuesday, March 26, 2013 11:49 AM
To: "Ali C. Begen" <abegen@cisco.com>
Cc: "avt@ietf.org" <avt@ietf.org>,
"draft-ietf-avtcore-6222bis@tools.ietf.org"
<draft-ietf-avtcore-6222bis@tools.ietf.org>
Subject: Re: [AVTCORE] WG last call on draft-ietf-avtcore-6222bis-01

>On 2013-03-25 21:00, Ali C. Begen (abegen) wrote:
>> Thanks for the review.
>> 
>> On Mar 25, 2013, at 5:07 PM, "Magnus Westerlund"
>> <magnus.westerlund@ericsson.com> wrote:
>> 
>>> wonder of its persistence behavior as it says to use the MAC of
>>> the Interface that ones initiate the communication over. With
>>> multiple interfaces, I can in the context of an application use all
>>> of these interfaces over a set of calls. Thus it doesn't have
>>> particular good long term stability either.
>> 
>> I think it is meant to say the interface over which the initial
>> connection was made not all other possible interfaces that could be
>> used during the rtp session.
>>> 
>
>The main point I try to get across is that which interface you use for
>the initial connection varies between different communication
>establishments. If your goal is to have a long term persistent
>identifier then you need to store the first one used in the context of
>an application and use that, rather than take the interface you used for
>the SIP dialog, or similar, used to establish this particular RTP
>session(s).

The text is not saying to use MAC for long-term persistent CNAME. It says
to use it for *short-term* persistency. Sorry, I am not getting where
there is unclarity.


>
>Cheers
>
>Magnus Westerlund
>
>----------------------------------------------------------------------
>Multimedia Technologies, Ericsson Research EAB/TVM
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>Ericsson AB                | Phone  +46 10 7148287
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>

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