11 Sep 2008: Incremental update based on new or changed interface features specific to Cisco Unified Communications Manager Release 6.1(1b). Refer to the Cisco and Third-Party APIs section.
11 Sep 2008: Provides overview, new and changed information, interface features, code examples, and troubleshooting information. Refer to Chapter 4 and Appendix D.
18 Feb 2011: Overview of all Cisco Unified Communication Manager Interfaces. Includes architecture diagrams, suggested uses, methods available, documentation, scalability, and troubleshooting. Updated: Jan 2011