Re: [apps-discuss] IETF technical plenary: the end of application protocols

SM <> Tue, 22 March 2011 23:25 UTC

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Date: Tue, 22 Mar 2011 16:22:22 -0700
To: Hannes Tschofenig <>
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Subject: Re: [apps-discuss] IETF technical plenary: the end of application protocols
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Hi Hannes,
At 02:12 22-03-2011, Hannes Tschofenig wrote:
>We had to find some term to describe this paradigm and concept.


>When you look through the broader standardization landscape then you 
>for sure will notice that there are architectural differences in 
>where groups see the need for standards and interoperability and 
>what degree of interoperability is necessary. For example, compare a 
>3GPP IMS architecture, the IETF SIP architecture, and the 
>RTCWeb-based architecture. I hope you recognize differences - 
>differences that go beyond the protocol level.

One key point here is the "degree of interoperability".  That might 
sum up the various positions we have seen in this discussion.

>While it is difficult to provide suggestions regarding the approach 
>a protocol designer should take there are various side-effects of 
>any decision you make. When we interviewed folks in the Web 
>community (from inside the IETF as well as outside) it was not so 
>clear where the limits for the Web (HTML/JavaScript) model are. In 
>any case they are changing rapidly. We hope to get more feedback 
>from those who have been exposed to some of the mentioned Web 
>technologies. Are you this Web person?

I prefer not to answer yes to being a Web person. :-)

I agree that the limits are changing rapidly.  Mark commented on the 
evolution of the browser and lock-in of data [1].  As we move from 
protocol to service, the code is the least of our concerns.