Re: [Sipping] Examples in draft-ietf-sipping-config-framework-15

I think you are correct. It should normally be the same. 

> -----Original Message-----
> From: sipping-bounces@ietf.org 
> [mailto:sipping-bounces@ietf.org] On Behalf Of Worley, Dale 
> (BL60:9D30)
> Sent: Tuesday, March 24, 2009 11:19
> To: SIPPING
> Subject: [Sipping] Examples in draft-ietf-sipping-config-framework-15
> 
> I've been looking at the examples in
> draft-ietf-sipping-config-framework-15, and I suspect that 
> one is not correct.  Specifically, in section 7.1 is:
> 
>    SUBSCRIBE sip:urn%3auuid%3a00000000-0000-1000-0000-00FF8D82EDCB
>              @example.com  SIP/2.0
>    Event: ua-profile;profile-type=device;vendor="vendor.example.net";
>           model="Z100";version="1.2.3";
>    From: anonymous@example.com;tag=1234
>    To: 
> sip:urn%3auuid%3a00000000-0000-1000-0000-00FF8D82EDCB@example.com
>    Call-ID: 3573853342923422@192.0.2.44
>    CSeq: 2131 SUBSCRIBE
>    Contact: sip:urn%3auuid%3a00000000-0000-1000-0000-00FF8D82EDCB
>       @192.168.1.44
>       ;+sip.instance="<urn:uuid:00000000-0000-0000-0000-123456789AB0>"
>       ;schemes="http,https"
>    Via: SIP/2.0/TCP 192.0.2.41;
>      branch=z9hG4bK6d6d35b6e2a203104d97211a3d18f57a
>    Accept: message/external-body, application/x-z100-device-profile
>    Content-Length: 0
> 
> As far as I can tell, 5.1.4.2, the user part of the 
> request-URI must be the "device identifier", which would be 
> in this case "urn:uuid:00000000-0000-1000-0000-00FF8D82EDCB". 
>  The +sip.instance parameter of the Contact field must be the 
> same as that in the local network profile SUBSCRIBE request, 
> which 5.1.4.1 refers to sip-outbound.
> 
> But it seems to me that the +sip.instance value is expected 
> to be the device identifier.  And yet, in this example, it is 
> different from the device identifier in the request URI.  I 
> suspect that I'm not understanding the concept behind this.
> 
> Dale
> 
> 
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