RTCP Summary Report Delivery to SIP Third Parties Alan Johnston Henry Sinnreich Alan Clark Amy Pendleton IETF-59 draft-johnston-sipping-rtcp-summary-02.txt
Recent Changes Definition of event package Call Flows Event parameter used to request mid-session threshold reports. Default is only end of session summary report. Call Flows End of session and mid-session reporting Message body definition Example Message IETF-59 draft-johnston-sipping-rtcp-summary-02.txt
NOTIFY sip:collector@chicago. example. com SIP/2. 0 Via: SIP/2 NOTIFY sip:collector@chicago.example.com SIP/2.0 Via: SIP/2.0/UDP pc22.example.com;branch=z9hG4bK3343d7 Max-Forwards: 70 To: <sip:collector@chicago.example.com>;tag=43524545 From: Alice <sip:alice@example.com>;tag=a3343df32 Call-ID: k3l43id034kevnx7334s CSeq: 4321 NOTIFY Contact: <sip:alice@pc22.example.com> Allow: INVITE, ACK, CANCEL, OPTIONS, BYE, REFER, SUBSCRIBE, NOTIFY Event: rtcp-xr;threshold Accept: application/sdp, message/sipfrag Subscription-State: active;expires=3600 Content-Type: text/plain Content-Length: ... AlertType:rf LocalMetrics:VQMetrics: plm=loss:05 disc:02 burst=den:0 len:0 gap=den:2 len:0 delay=rt:200 es:140 signal=sig: rerl: n: qs=r:82 xr:82 ml:3.4 mc:3.3 DialogID:38419823470834;to-tag=8472761;from-tag=9123dh311 IETF-59 draft-johnston-sipping-rtcp-summary-02.txt
Open Issues Event package name is “rtcp-xr” Should be more general, perhaps “summary-rpt” Mid-session threshold summary reports How to specify: event parameter or package name? Event parameter could also be used to specify body format. Negotiate threshold value when subscribing? Format of Message body ABNF instead of XML Readability? Discovery when endpoint registers Interaction between Registrar and Collector IETF-59 draft-johnston-sipping-rtcp-summary-02.txt
Path Forward WG Adopt as WG item? IETF-59 draft-johnston-sipping-rtcp-summary-02.txt
Contacts Alan Johnston alan.johnston@mci.com Henry Sinnreich Henry.sinnreich@mci.com Alan Clark alan@telchemy.com Amy Pendleton aspen@nortelnetworks.com IETF-59 draft-johnston-sipping-rtcp-summary-02.txt