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Cisco UNIFIED 9971 Scheda tecnica
Unified Communications Manager Support
Cisco Unified Communications Manager version 7.1(3a)SU1 or later.
●
Survivable Remote Site Telephony (SRST) version 4.3 or later.
●
Licensing
Phone licensing is dependent on the call control platform and its policies. For the Cisco Unified Communications
Manager, the IP Phone 9971 requires 4 Device License Units (DLUs) or an Enhanced IP User Connect License for
UCM release 7.1(5) or later. There are no special licence plus phone bundles for Tier II distributors. The IP Phone
9971 is not supported on non-Cisco third party call control systems.

Product Specifications

Table 2.
Protocols
Connectivity
Options
Language support
Physical dimensions (HxWxD)
Power
Temperature range
Operational Temperature
Non-Operational Temperature Shock
Temperature-Altitude (Operational)
Temperature-Altitude (Non-
Operational)
Temperature-Humidity (Non-
Operational)
Non-Operational Hot Temperature
(Storage)
Non-Operational Cold Temperature
(Storage)
Quantity Shipped per Pallate
© 2011 Cisco and/or its affiliates. All rights reserved. This document is Cisco Public Information.
Product Specifications
SIP for signaling
H.264 for video
10/100/1000 wired Ethernet network port plus switched PC port
802.11a/b/g wi-fi
Arctic White or Charcoal Gray color
Slimline (5oz, 140g) or Standard (6oz, 170g) handset
Arabic, Bulgarian, Catalan, Chinese (People's Republic of China), Chinese (Hong Kong), Chinese
(Taiwan), Croatian, Czech, Danish, Dutch, English - plus localized prompts for the UK, Estonian, French,
Finnish, German, Greek, Hebrew, Hungarian, Italian, Japanese, Korean, Latvian, Lithuanian, Norwegian,
Polish, Portuguese (Portugal), Portuguese (Brazil), Romanian, Russian, Spanish (Spain), Slovak,
Swedish, Serbian (Republic of Serbia), Serbian (Republic of Montenegro), Slovenian, Thai, Turkish
9.2" (23.4 cm) x 10.33"(26.25 cm) x 1.56"(3.97 cm)
In slab mode with the footstand removed.
IEEE Power over Ethernet 802.3af and 802.3at supported, class 4. The IP Phone 9971 is compatible with
both class 3 and class 4 IEEE PoE switch blades and supports both Cisco Discovery Protocol (CDP) and
Link Layer Discovery Protocol - Power over Ethernet (LLDP-PoE)
Temperature: 23° F (-5° C) ~ 131° F (55° C)
Temperature: -13° F (-25° C) ~ 158° F (70° C)
Temperature: 140° F (40° C) Ambient condition to 9843 ft (3,000 m)
Ambient condition to 15,000 ft (4,572 m)
Humidity: 90% ± 5% Relative Humidity
Temperature: 158° F (70° C) ± 2° C
Temperature: -40° F (-40° C) ± 2° C
320 units
Data Sheet
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