Cisco CP-7921G-A-K9 Arkusz danych - Strona 3
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LED
Protocol support
Codec support
Configuration options
Network features
Security features
Provisioning and
management
Deployment tools
Language support
Table 2.
Item
Network standard
Frequency band and
operating channels
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● Ring, message waiting, and charging LED
● Skinny Client Control Protocol (SCCP)
● Cisco Unified Communications Manager Versions 4.1, 4.2, 4.3, 5.0, 5.1, 6.0, 6.1, 7.0, and later
● Cisco Unified Communications Manager Express Version 4.1 and later
● Cisco Unified Survivable Remote Site Telephony (SRST) Version 4.1 and later
● Cisco Compatible Extensions Version 4.0
● XML
● G.711a, G.711u, G.729a, G.729ab, G.722, and iLBC audio compression codecs
● Dynamic Host Configuration Protocol (DHCP) client or statically configured
● Support for online firmware upgrades using Trivial File Transfer Protocol (TFTP)
● Domain Name System (DNS)
● Cisco Discovery Protocol
● Transparent secure roaming
● Provisioning of network parameters through DHCP
● Certificates
● Image authentication
● Device authentication
● File authentication
● Signaling authentication
● Secure Cisco Unified SRST
● Media encryption using Secure Real-Time Protocol (SRTP)
● Signaling encryption using Transport Layer Security (TLS) Protocol
● Certificate authority proxy function (CAPF)
● Secure profiles
● Encrypted configuration files
● Web server for configuration and statistics
● Capability to disable local phone settings
● Quality-of-service (QoS) reporting: jitter, delay, dropped packets, and latency on a per-call basis
● Real Time Control Protocol (RTCP) support and monitoring
● Syslog
● Wavelink Avalanche (http://www.wavelink.com)
Integrated site survey tool
Bulgarian, Catalan, Chinese, Croatian, Czech, Danish, Dutch, English, Finnish, French, German, Greek, Hungarian,
Italian, Japanese, Korean, Norwegian, Polish, Portuguese, Romanian, Russian, Serbian, Slovak, Slovenian,
Spanish, and Swedish
Wireless Characteristics
Description
IEEE 802.11a, 802.11b, and 802.11g
FCC: (-A)
● 2.412-2.462 GHz; 11 channels
● 5.180-5.240 GHz Unlicensed National Information Infrastructure (UNII-1); 4 channels
● 5.260-5.320 GHz (UNII-2); 4 channels
● 5.500-5.700 GHz; (UNII-2 Extended); 8 channels
● 5.745-5.805 GHz (UNII-3); 4 channels
ETSI: (-E)
● 2.412-2.472 GHz; 13 channels
● 5.180-5.700 GHz; 19 channels
Japan : (-P)
● 2.412-2.472 GHz; 13 channels Orthogonal Frequency Division Multiplexing (OFDM)
● 2.412-2.484 GHz; 14 channels Complementary Code Keying (CCK)
● 5.180-5.700 GHz; 19 channels
Rest of world: (-W)
● Uses IEEE 802.11d to identify band ranges and channels
Data Sheet
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