Cisco Unified 6921 Datasheet - Page 3

Browse online or download pdf Datasheet for IP Phone Cisco Unified 6921. Cisco Unified 6921 5 pages. Cisco systems telephone
Also for Cisco Unified 6921: Datasheet (5 pages), Release Notes (18 pages), User Manual (38 pages), Administration Manual (14 pages), Setup Manual (16 pages), Features (29 pages), User Manual (24 pages), User Manual (17 pages), Quick Start (2 pages), Quick Start Manual (7 pages), Quick Reference Manual (7 pages), Quick Installation & User Manual (12 pages), Reference Manual (4 pages), Quick Reference Card (2 pages), Administration Manual (19 pages), User Manual (19 pages), Quick User Manual (7 pages), Quick Installation Manual (12 pages), Quick Reference Manual (2 pages), Quick Reference Manual (2 pages), (Portuguese) Quick Start Manual (2 pages), (Portuguese) Quick Start Manual (2 pages)

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Cisco Unified 6921 Datasheet
Feature
Speakerphone
Headset support
Four softkey buttons and a scroll
toggle bar
Network features
Ethernet switch
Volume control
Dual-position foot stand
Multiple ring tones
American Disabilities Act (ADA)
features
Signaling protocol support
Codec support
Voice quality
Video Communications
Security features
Table 2.
Specification
Firmware upgrades
Software upgrades
Dimensions (H x W x D)
Weight
Phone casing composition
Table 3.
Power Requirement
IEEE 802.3af PoE
Local power
© 2010-2011 Cisco and/or its affiliates. All rights reserved. This document is Cisco Public Information.
Benefit
● Slovenian (Slovenia)
● Thai (Thailand)
● Turkish (Turkey)
Full-duplex speakerphone allows for flexibility in placing and receiving calls.
RJ9 interface to optional headset allows customers to enjoy additional options for place and receiving calls.
Your calling options are dynamically present; the scroll toggle bar allows easy movement through the
displayed information.
Network features include Cisco Discovery Protocol and IEEE 802.1 p/q tagging and switching.
The phone has a 10/100BASE-T Ethernet connection through two RJ-45 ports, one for the LAN connection
and the other for connecting a downstream Ethernet device such as a PC.
A volume-control toggle provides easy decibel-level adjustments of the handset, monitor speaker, and ringer.
The display is easy to view and the buttons and keys are easy to use; you can remove the foot stand for wall
mounting, with mounting holes located on the base of the phone.
The phone offers seven user-adjustable ring tones.
The hearing-aid-compatible (HAC) handset meets the requirements set by the ADA; it also meets ADA HAC
requirements for a magnetic coupling to approved hearing aids. The phone dialing pad also complies with
ADA standards.
The phones are supported in Cisco Unified Communications Manager and Cisco Unified Communications
Manager Business Edition Versions 7.1.2 and later using Skinny Client Control Protocol (SCCP) or SIP with
Cisco Unified Communications Manager and Cisco Unified Communications Manager Business Edition
Versions 7.1.5 and later.
G.711a, G.711, G.729a, G.729b,G.729ab and iLBC audio-compression codecs are supported.
Comfort-noise generation and voice-activity-detection (VAD) programming is provided on a system basis.
Requires Cisco Unified Video Advantage 2.2 and the VTIII camera for support.
● Certificates
● Image authentication
● Device authentication
● File authentication
● Signaling authentication
● Media encryption using Secure Real-Time Transfer Protocol (SRTP)
● Signaling encryption using Transport Layer Security (TLS) Protocol
● Encrypted configuration files
Cryptography is not enabled by default and may only be enabled through a cryptographically enabled CUCM.
Software and Physical Specifications
Description
You can download firmware changes from Cisco.com.
Software upgrades are supported with a Trivial File Transfer Protocol (TFTP) server.
Cisco Unified IP Phone 6921: 164 x 188 x 205 mm (6.4 x 7.4 x 8.1 in.).
Cisco Unified IP Phone 6921: Standard: 1031g (36 oz); Slimline: 940g (33 oz).
Polycarbonate acrylonitrile butadiene styerene (ABS) plastic.
Power Requirements
Description
The phones can receive power from IEEE 802.3af-compliant blades.
The phones can also be powered locally with a power adapter (CP-PWR-CUBE-3=) along with one of the
power cords listed in Table 4.
Data Sheet
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