Iñaki Baz Castillo wrote:
> El Wednesday 02 July 2008 18:10:36 Paul Kyzivat escribió:
>> But conventions could be established. Certainly it is tempting to
>> consider transforming
>>
>>         tel:1234;phone-context=example.com
>>   into  sip:[EMAIL PROTECTED]
>>   or    sip:1234;[EMAIL PROTECTED]
> 
> What is the last line?:
>    sip:1234;[EMAIL PROTECTED]
> 
> The username is:
>   1234;phone-context=example.com
> 
> Well, it's a perfeclty valid userinfo in SIP ABNF grammar (I've tested it 
> just 
> now), but since there are no "userinfo" parameters the UAS receiving this URI 
> will not match "1234" but the whole "1234;phone-context=example.com".
> 
> Is really usable that "userinfo" in real life?

Well, I said I was imagining ways to transform one into another.
It may not be useful.

Maybe more sensible way is to use sip:example.com as a Route, and leave 
the tel URI as is in the R-URI.

        Paul
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