Index

A

ACD (Automated Call Distribution) systems, history of Unified CVP, 1

ACE (Application Control Engine), high availability, 188-193

FT VLANs, 191-192

load balancing, 192-193

stateful failover, 190-191

ACLs (access control lists), troubleshooting SIP proxy, 402

advantages

of clustering over the WAN geographic model, 119

of multisite with centralized call processing model, 111-112

of multisite with distributed call processing geographic model, 115-116

of single site geographic model, 109-110

of Unified CVP deployment, 7

aging process, caching, 220-223

applications on VoiceXML gateway, troubleshooting, 374-379

architecture (Unified CVP), 12-21

call legs, 12-13

Call Server, 15-17

non-native Unified CVP components

Cisco Egress Gateway, 24-25

Cisco Ingress Voice Gateway, 22-23