Re: [rtcweb] No-Bundle in just one peer

Iñaki Baz Castillo <ibc@aliax.net> Tue, 12 November 2013 00:59 UTC

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References: <CALiegfn0mrYe2V8pWUmOCgxXWDp_8DTKJmh1Fuadu+vi1e+pOA@mail.gmail.com> <20131111191712.59e4e44d@lminiero> <CAOJ7v-0FLKQgGKHA5soJNhAja2aNgGNi-ZouBhTaOPCkcq_e3w@mail.gmail.com> <7594FB04B1934943A5C02806D1A2204B1C5167D2@ESESSMB209.ericsson.se>
From: =?UTF-8?Q?I=C3=B1aki_Baz_Castillo?= <ibc@aliax.net>
Date: Tue, 12 Nov 2013 01:58:45 +0100
Message-ID: <CALiegfku7J75JcSTRrv_SuHcG0+jXk+GfbdM0hE4ZF0rg-rZEQ@mail.gmail.com>
To: Christer Holmberg <christer.holmberg@ericsson.com>
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Cc: "rtcweb@ietf.org" <rtcweb@ietf.org>
Subject: Re: [rtcweb] No-Bundle in just one peer
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Clear. Thanks to all.

2013/11/12 Christer Holmberg <christer.holmberg@ericsson.com>om>:
> Hi,
>
>
>
> Justin is correct.
>
>
>
> At one point we made a decision, that either both endpoints do BUNDLE, or no
> endpoint does BUNDLE.
>
>
>
> A, not supporting BUNDLE, may not like receiving an SDP Answer from B with a
> shared address assigned to multiple m- lines.
>
>
>
> Regards,
>
>
>
> Christer
>
>
>
>
>
> Lähettäjä: rtcweb-bounces@ietf.org [mailto:rtcweb-bounces@ietf.org] Puolesta
> Justin Uberti
> Lähetetty: 11. marraskuuta 2013 23:04
> Vastaanottaja: Lorenzo Miniero
> Kopio: rtcweb@ietf.org
> Aihe: Re: [rtcweb] No-Bundle in just one peer
>
>
>
> No, B cannot BUNDLE if A is not BUNDLEing. There are a number of corner
> cases where things don't work right in the situation described above.
>
>
>
> On Mon, Nov 11, 2013 at 10:17 AM, Lorenzo Miniero <lorenzo@meetecho.com>
> wrote:
>
> Il giorno Mon, 11 Nov 2013 19:12:01 +0100
> Iñaki Baz Castillo <ibc@aliax.net> ha scritto:
>
>
>> Hi,
>>
>> In case peer A sends a SPD without Bundle support (so it needs to
>> receive incoming tracks in separate ports and send tracks from
>> separate ports) does it aslo mean that peer B must not use Bundle? Or
>> could peer A use two local ports (no Bundle) to send/receive tracks
>> to/from a single port in peer B?
>>
>> Thanks a lot.
>>
>> --
>> Iñaki Baz Castillo
>> <ibc@aliax.net>
>
> Hi Iñaki,
>
> not sure what the spec currently mandates, but this works already in
> existing implementations. Peer A just needs to do the ICE and DTLS
> dance twice from its two ports towards the single port in B (twice or
> more, in case you're not muxing RTCP either).
>
> Lorenzo
> _______________________________________________
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>
>
>
>
> _______________________________________________
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>



-- 
Iñaki Baz Castillo
<ibc@aliax.net>