Re: [Simple] I-DAction:draft-hellstrom-simple-text-transmission-00.txt

[Ben Campbell <ben at estacado.net>]

On Mar 10, 2008, at 10:59 AM, Adam Roach wrote:

> On 3/9/08 6:02 PM, Gunnar Hellström wrote:
>> That leaves us with four options to discuss for real-time text:
>>
>> 1. Continue with RTP based transmission only for real-time text in  
>> real-time
>> conversational calls and give up on any IM/MSRP related variant.  
>> Let IM
>> users continue to use message mode only.
>>
>> 2. Use MSRP with time sampled text transported in MSRP chunks for  
>> adding
>> real-time in IM.
>>
>> 3. Use MSRP with time sampled text transported as MSRP Messages for  
>> adding
>> real-time in IM.
>>
>> 4. Use RFC 4103 for the real-time experience and MSRP in  
>> traditional message
>> mode for adding real-time in IM.
>>
>> Which model do you find most feasible to continue specifying?
>>
>
> I think #4 is exactly the right way to do it -- send the real-time  
> text over RTP; reiterate it on message boundaries in MSRP; and do  
> some kind of correlation in the SDP to indicate that a specific MSRP  
> stream is associated with the specific RTP stream.
>

I'm a little confused--if you have already sent it over RTP, why do  
you need to reiterate it?

Thanks!

Ben.
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