McDewey

A P P E N D I X A Message Sequence Charts This appendix contains message sequences or call scenarios and illustrates a subset of these scenarios that are supported by the Cisco Unified TSP. Be aware that the event order is not guaranteed in all cases and can vary depending on the scenario and the event. This appendix contains the following sections: • Abbreviations, on page 454 • 3XX, on page 455 • Agent Greeting, on page 455 • Agent Zip Tone, on page 471 • Announcement Call, on page 476 • Blind Transfer, on page 479 • Call Control Discovery, on page 481 • CallFwdAll Notification, on page 495 • Calling Party IP Address, on page 499 • Calling Party Normalization, on page 500 • Call PickUp, on page 503 • Call Queuing, on page 510 • Call Recording for SIP or TLS Authenticated calls, on page 541 • CCMEncryption Enhancements, on page 542 • CIUS Session Persistency, on page 543 • Click to Conference, on page 546 • Conference Enhancements, on page 555 • CTI Remote Device, on page 561 • CTI RD Call Forwarding, on page 639 • Video Capabilities and Multimedia Information, on page 640 • Direct Transfer Across Lines, on page 655 • Do Not Disturb-Reject, on page 664 • Drop Any Party, on page 666 • Early Offer, on page 680 • End-To-End Call Trace, on page 692 • EnergyWise Deep Sleep Mode Use Cases, on page 723 • Extension Mobility Cross Cluster, on page 733 • Extension Mobility Memory Optimization Option, on page 739 • External Call Control, on page 744 Cisco Unified TAPI Developers Guide for Cisco Unified Communications Manager, Release 15 and SUs 453