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IETF SPIRITS WG 56 th IETF, San Francisco, CA Early implementation of the SPIRITS IETF SPIRITS WG 56 th IETF, San Francisco, CA Early implementation of the SPIRITS protocol Presented by: Vijay Gurbani Tue, Mar 18, 2003 vkg 56 SPIRITS WG 1

Services Implemented • 2 Services have been implemented using SPIRITS: – Presence for phone Services Implemented • 2 Services have been implemented using SPIRITS: – Presence for phone lines – Instant Messaging from PSTN -> Internet Tue, Mar 18, 2003 vkg 56 SPIRITS WG 2

Presence • Four DPs needed to consider presence for phone lines: – OAA (Origination Presence • Four DPs needed to consider presence for phone lines: – OAA (Origination Attempt Authorized) – TA (Termination Answer) – OD (Origination Disconnect) – TD (Termination Disconnect) Tue, Mar 18, 2003 vkg 56 SPIRITS WG 3

Presence SUBSCRIBE sip: 192. 168. 1. 2: 9001 SIP/2. 0 Event: spirits-INDPs Allow: SUBSCRIBE, Presence SUBSCRIBE sip: 192. 168. 1. 2: 9001 SIP/2. 0 Event: spirits-INDPs Allow: SUBSCRIBE, NOTIFY Accept: application/spirits-event, application/cpim-pidf+xml Content-Type: application/spirits-event Content-Length: 462 … 5552207722 5552207722 5552207722 5552207722 Tue, Mar 18, 2003 vkg 56 SPIRITS WG 4

Presence • When any of the events occurred, 2 NOTIFY requests were sent to Presence • When any of the events occurred, 2 NOTIFY requests were sent to the SPIRITS UA: – One contained the DP that was triggered – The other one contained a PIDF (Presence Information Data Format) document corresponding to the presence state of the device. Tue, Mar 18, 2003 vkg 56 SPIRITS WG 5

Presence NOTIFY sip: 192. 168. 1. 1: 9090 SIP/2. 0 Content-Type: application/cpim-pidf+xml … Subscription-State: Presence NOTIFY sip: 192. 168. 1. 1: 9090 SIP/2. 0 Content-Type: application/cpim-pidf+xml … Subscription-State: active Content-Length: 416 CLOSED In a call since Thu Feb 20 14: 56: 54 2003 sip: [email protected] com Tue, Mar 18, 2003 vkg 56 SPIRITS WG 6

Presence Tue, Mar 18, 2003 vkg 56 SPIRITS WG 7 Presence Tue, Mar 18, 2003 vkg 56 SPIRITS WG 7

Instant Messaging • SPIRITS UA subscribes to a TAA on a line. • When Instant Messaging • SPIRITS UA subscribes to a TAA on a line. • When the event occurs, the PSTN sends two requests to the SPIRITS UA: – The NOTIFY request – A SIP MESSAGE request Tue, Mar 18, 2003 vkg 56 SPIRITS WG 8

Instant Messaging SUBSCRIBE sip: 192. 168. 1. 2: 9001 SIP/2. 0 Allow: SUBSCRIBE, NOTIFY, Instant Messaging SUBSCRIBE sip: 192. 168. 1. 2: 9001 SIP/2. 0 Allow: SUBSCRIBE, NOTIFY, MESSAGE Accept: application/spirits-event, text/plain Content-Type: application/spirits-event. . . Content-Length: 154 5552202040 Tue, Mar 18, 2003 vkg 56 SPIRITS WG 9

Instant Messaging Tue, Mar 18, 2003 vkg 56 SPIRITS WG 10 Instant Messaging Tue, Mar 18, 2003 vkg 56 SPIRITS WG 10