[SIP Beyond VoIP] New SIP SIMPLE client SDK 0.30 release with Presence, GRUU, MSRP Switch and XMPP interoperability

Steve Parrish sparrish at d2tech.com
Fri Sep 7 23:33:36 CEST 2012


But 'Expires: 0' indicates that the SUBSCRIBE is to "un-subscribe" and I 
think your reference to the spec refers to a SUBSCRIBE for a subscription.

On 09/07/2012 02:02 PM, Juha Heinanen wrote:
> i tried sip-subscribe-rls command and initial subscribe went fine.
> however, when i exit command with control-d, the in-dialog subscribe
> that sip-subscribe-rls sends does not include Supported: eventlist
> header:
>
> T 2012/09/07 21:31:34.487354 192.98.103.10:53332 -> 192.98.103.10:5060 [AP]
> SUBSCRIBE sip:rls at 127.0.0.1:5080;transport=tcp SIP/2.0.
> Via: SIP/2.0/tcp 192.98.103.10:53332;rport;branch=z9hG4bKPjc053800a-ea32-4bc5-a662-e2af81d597fa.
> Max-Forwards: 70.
> From: <sip:jh at test.fi>;tag=380920da-55bd-4e9e-ab90-0a1b5d239549.
> To: <sip:jh-buddies at test.fi>;tag=4a664ec84c547b2d0bc0fe8965f834e4-8ac7.
> Contact: <sip:nidweyom at 192.98.103.10:60654;transport=tcp>.
> Call-ID: 7729e73b-4e2d-4255-908d-ebe9db967c26.
> CSeq: 27867 SUBSCRIBE.
> Route: <sip:192.98.103.10;transport=tcp;lr;r2=on>.
> Route: <sip:127.0.0.1:5070;transport=tcp;lr;r2=on>.
> Event: presence.
> Expires: 0.
> Accept: multipart/related, application/rlmi+xml, application/pidf+xml.
> Allow-Events: presence.
> User-Agent: sipsimple 0.30.0.
> Content-Length:  0.
>
> i think it should be included (rfc4662):
>
>        Any client that supports the event list extension will include an
>        option tag of "eventlist" in a "Supported" header field of every
>        SUBSCRIBE message for a subscription for which it is willing to
>        process a list.
>
> -- juha
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