Datasheet

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Phone security—Trivial File Transfer Protocol (TFTP) files (configuration and firmware loads) are signed with the self-signed
certificate of the TFTP server. The Cisco Unified CallManager system administrator can disable HTTP and Telnet on the IP
phones.
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Session Initiation Protocol (SIP) trunk
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SRST
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Shared resource and application management and configuration
Transcoder resource
Conference bridge resource
Topological association of shared resource devices (conference bridge, music-on-hold [MoH] sources, and transcoders)
Media termination point (MTP)—Support for SIP trunk and RFC 2833
Annunciator
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Silence suppression and voice activity detection
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Simplified North American Numbering Plan (NANP) and non-NANP support
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T.38 fax support (H.323 only)
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Third-party applications support
Broadcast paging—through foreign exchange station (FXS)
Simple Messaging Desktop Interface (SMDI) for MWI
Hook-flash feature support on selected FXS gateways
*Support for Cisco Catalyst
®
6608, Cisco Communication Media Module (CMM), and Cisco IOS
®
Software Cisco 2811, 2821,
2851, 3825, and 3845 integrated services routers, Cisco 3725 and 3745 multiservice access routers, and the Cisco 2691,
2600, 3660, 3640, and 3620 multiservice platforms
TSP 2.1 interface
JTAPI 2.0 service provider interface
Billing and call statistics
Configuration database API (Cisco AXL)
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Time of day, day of week, and day of year routing/restrictions
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Toll restriction—Dial-plan partition
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Toll-fraud prevention
Prevent trunk-to-trunk transfer
Drop conference call when originator hangs up
Forced authorization codes
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Unified device and system configuration
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Unified dial plan
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V.150 Secure Modem Calls
*V.150 over an ICT
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Video (SCCP and H.323)
* Indicates new or enhanced feature or service for Cisco Unified CallManager Version 4.2