This chapter includes the following topics:
• Call Flows in CUCM: This section describes how call signaling and audio traffic flow in a CUCM system.
• CAC and AAR: This section explains CAC and the use of AAR.
• Call-Routing Components: This section discusses the sources, destinations, and interaction of the various call-routing components in CUCM.
• Class of Control: This section discusses the capabilities and configuration of Class of Control elements in CUCM.
Chapter 9, “Managing Endpoints and End Users in CUCM,” discussed the administration of IP Telephony endpoints and users in Cisco Unified Communications Manager (CUCM). This chapter reviews the components, behaviors, and ...