Cisco Systems ICS 7750 Manual De Usuario

The following is a summary of Cisco CallManager system capabilities:

Call routing using Alternate Automatic Routing (AAR), Automated Route 
Selection (ARS), and automated bandwidth selection

Attenuation/gain adjustment per device, comfort noise generation, silence 
suppression, and voice activity detection

Codec support for automated bandwidth selection

Digit analysis and call treatment, outbound call blocking

Unified dial plan, dial plan partitioning for multi-tenants and toll restriction

Distributed call processing

H.323 interface to selected devices and interface to H.323 gatekeeper for call 
admission control

Hot line and private line, automated ringdown (PLAR)

Off-premises station (OPX)

Music on Hold (MOH)

Hunt groups

Out-of-band dual tone multifrequency (DTMF) signaling over IP

Redundancy and automated failover on call-processing failure

Survivable Remote Site Telephony (SRST)

Shared resource/application management and configuration for transcoder, 
conference bridge

Simplified North American Numbering Plan (NANP) and non-NANP support

Third-party applications that support the following:

Broadcast paging—through Foreign Exchange Station (FXS)

SMDI for message waiting indication

Hook-flash support on selected FXS gateways

TAPI 2.1 (Telephony Applications Programing Interface) service 
provider (TSP) interface