McDewey

3XX Redirection – Contact Busy JTAPI CTI application monitors 1000@ccm.cisco.com Cisco Unified Communications Manager user1000 initiates a call to 333555@aaa.com CTI reports NewCallNotify and CtiCallStateNotify (Dialtone/Dialing) based on INVITE. JTAPI reports CallActiveEv and Connection and CallCtlConnection events for 1000 CTI reports CtiCallStateNotify (Proceeding) JTAPI reports CallCtlConnEstablishedEv SIP proxy reports a 302 for 333555@aaa.com. Based on the 302 the Cisco Unified Communications Manager initiates a call to the first contact in the Target list based on the q value to 333777@bbb.com. A 486 user busy response is reported by 333777@bbb.com. Based on this response the Cisco Unified Communications Manager initiates a call to 555888@cisco.com. CallPartyInfoChange event is reported to application based on the SIPAlertInd from the Cisco Unified Communications Manager if the called party information is changed. JTAPI reports connection created event for 555888@cisco.com. CTI also reports CtiCallStateNotify (Ringback) and CtiCallStateNotify (Connected). JTAPI reports CallCtlConnAlertingEv and CallCtlConnEstablishedEv for the new party Cisco Unified JTAPI Developers Guide for Cisco Unified Communications Manager, Release 15 and SUs 1494 Message Sequence Charts Message Sequence Charts