Datasheet

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Multisite (cross-WAN) capability with intersite CAC
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Dial-plan partitioning
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Off-premises extension (OPX)
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Outbound call blocking
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Out-of-band dual tone multifrequency (DTMF) signaling over IP
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PSTN failover on route nonavailability—AAR
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Q.SIG:
Alerting name specified in ISO 13868 as part of the SS-CONP feature
Basic call
ID services
General functional procedures
Call back—ISO/IEC 13870: 2nd ed., 2001-07 (completion of calls to busy subscriber [CCBS] and call completion on no reply
[CCNR])
Call diversion, including SS-CFB (busy), SS-CFNR (no answer), and SS-CFU (unconditional); service ISO/IEC 13872 and
ISO/IEC 13873, first edition 1995—Call diversion by forward switching and by reroute
Call transfer by join
H.323 Annex M.1 (Q.SIG over H.323)—ITU recommendation for Annex M.1
Identification restriction: Calling Name Identification Restriction (CNIR), Connected Line Identification Restriction (COLR),
and Connected Name Identification Restriction (CONR)
Loop prevention, diversion counter and reason, loop detection, diverted to number, diverting number, original called name and
number, original diversion reason, and redirecting name
Message waiting indicator (MWI)
Path replacement ISO/IEC 13863 2nd ed. (1998) and ISO/IEC 13974 2nd ed. (1999)
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Call preservation—redundancy and automated failover—on call-processing failure
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Station to station
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Station through trunk (Media Gateway Control Protocol [MGCP] gateways)
JTAPI and TAPI applications enabled with automated failover and automatic update
Triple Cisco Unified CallManager redundancy per device (phones, gateway, and applications) with automated failover and recovery
Trunk groups
MGCP BRI support (ETSI BRI basic-net3 user side only)
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Security
Configurable operation modes—Nonsecure or secure modes can be configured.
Device authentication—New model phones have an embedded X.509v3 certificate; a certificate authority proxy function (CAPF)
is used to install locally significant certificate in the phones.
Data integrity—The Transport Layer Security (TLS) cipher NULL-SHA is supported; messages are appended with the SHA1
hash of the message to ensure that they are not altered on the wire and can be trusted.
Cisco Unified CallManager 5 offers secure HTTP support for Cisco Unified CallManager Admin, Cisco Unified CallManager
Serviceability, Cisco Unified CallManager User, Cisco Unified CallManager RTMT, Cisco Unified CallManager Trace Analysis,