Datasheet

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• Digit analysis and call treatment (digit string insertion, deletion, stripping, dial access codes, digit string translation)
• Distributed call processing
– Deployment of devices and applications across an IP network
– “Clusters” of Cisco CallManager servers for scalability, redundancy, and load balancing
– Maximum of 7500 IP phones per Cisco CallManager server (configuration-dependent)
– Maximum of 100,000 busy-hour call completions (BHCCs) per Cisco CallManager server (configuration-dependent)
– Eight Cisco CallManager servers per cluster
– Maximum of 250,000 BHCCs per Cisco CallManager cluster (configuration-dependent)
– Maximum of 30,000 IP phones per cluster (configuration-dependent)
– Intercluster scalability to more than 100 sites or clusters through H.323 gatekeeper
– Intracluster feature transparency
– Intracluster management transparency
• Fax over IP—G.711 pass-through and Cisco Fax Relay
• Forced authorization codes/client matter codes (account codes)
*
• H.323 interface to selected devices
• H.323 FastStart (inbound and *outbound)
• Hotline and private line automated ringdown (PLAR)
• Hunt groups—broadcast, circular, longest idle, and linear
• Interface to H.323 gatekeeper for scalability, CAC, and redundancy
• Language support for client user interfaces (languages specified separately)
• Multilevel precedence and pre-emption (MLPP)—*Enhancements made in Cisco CallManager Version 4.1
• Multilocation—Dial-plan partition
• Multiple ISDN protocol support
• Multiple remote Cisco CallManager platform administration and debug utilities
– Prepackaged alerts, monitor views, and historical reports with RTMT
– Real-time and historical application performance monitoring through operating system tools and Simple Network Management Protocol
(SNMP)
– Monitored data collection service
– Remote terminal service for off-net system monitoring and alerting
– Real-time event monitoring and presentation to common syslog
– Trace setting and collection utility
– Browse to onboard device statistics
– Clusterwide trace setting tool
– Trace collection tool