[Jingle] Opinions about Coin

Emil Ivov emcho at jitsi.org
Thu Apr 28 11:50:16 UTC 2011

Hey Diana,

На 28.04.11 14:01, Diana Cionoiu написа:
>   Hello Emil,
> I understand where you are comming from.
> SIP doesn't have any restrictions on the infrastructure, therefor 
> everyone does how it feels like.
> Jabber does have restrictions on the infrastructure and that's a good 
> thing because it's a federate system which implies that servers should 
> be able to work one with another. The same goes for any XEP.

This is beginning to get too generic and I am afraid I am not following.
Could you please point the aspects in Coin that you think would prevent
XMPP servers to work with one another?

> Regards,
> Diana
> On 04/19/2011 09:54 PM, Emil Ivov wrote:
>> Hey Diana,
>> На 19.04.11 21:23, Diana Cionoiu написа:
>>>> Could you please elaborate on this? Why is Coin not a nice proposal
>>>> for a Jingle client?
>>> Because Jingle in the first place it's a IM protocol. That part is now
>>> covered by Muji.
>> I am not sure I understand this.
>>>> I think that all those points are way too much to call it a protocol.
>>>> I also don't expect a mobile phone to implement a fully capable focus,
>>>> but it should be able to join a conference. How would you handle this?
>>> I don't expect either for a mobile phone to implement a full capable
>>> focus. But that doesn't mean that aren't jabber clients desktop based
>>> like GTalk which can do it. The real question is to make a protocol that
>>> handles both worlds the desktop and the mobiles.
>>> The fact is that a company like Google or Yahoo or Skype will dislike to
>>> have a focus (focus = audio/video mixer) on their servers because of the
>>> bandwidth costs. And we like it or not those are a far larger amount of
>>> users than the business users which can afford to pay for the bandwidth.
>> There seems to be some confusion here: Coin implementations are in no
>> way limited to dedicated servers. The Jitsi implementation for example
>> is capable of acting as both a focus/mixer or as a simple participant.
>> One of the main advantages of Coin is that it sets no constraints on the
>> infrastructure.
>> Cheers,
>> Emil

Emil Ivov, Ph.D.                       67000 Strasbourg,
Project Lead                           France
emcho at jitsi.org                        PHONE: +
http://jitsi.org                       FAX:   +

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