Cisco 7821 User Manual - Page 3

Browse online or download pdf User Manual for Conference System Cisco 7821. Cisco 7821 20 pages. Connaught
Also for Cisco 7821: Release Notes (16 pages), Quick Start Manual (2 pages), User Manual (18 pages), Quick Reference Manual (4 pages), Quick Reference (4 pages), Quick Installation & User Manual (12 pages), Reference Manual (11 pages), Quick Start Manual (4 pages), User Manual (10 pages), Manual (27 pages), Employee Quick Reference Manual (4 pages), Firmware Migration Master Manual (31 pages), Manual (43 pages), Quick Start Manual (6 pages), Quick Reference Card (2 pages), Quick Start Manual (2 pages), Installation Manual (39 pages), Manual (20 pages), Reconfiguration Manual (2 pages), Quick Start Manual (7 pages), Quick Installation Manual (12 pages), User Manual (27 pages), User Manual (2 pages), Getting Started (2 pages), Quick Start Manual (2 pages), User Manual (5 pages)

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CLOUD VOICE S Service – Cisco Unified IP Phone 8851

WTT CLOUD VOICE S service enabled by Cisco Unified IP Phone 8851 is ideal for any

mid-sized to large enterprise company that wants to update its phone system from a

traditional analog or digital-based system to an IP Communications system.

Phone Set Features and Functions

1.1

Item

DC adaptor port (DC48V).

AC-to-DC power supply (optional).

AC power wall plug (optional).

Network port (10/100/1000 SW)

connection. IEEE 802.3at power

enabled.

Access port (10/100/1000 PC)

connection..

Auxiliary port.

Handset connection.

Analog headset connection (optional).

Notes: IP Phone 8851 cannot function properly when there is a failure in power supply.

Version 4.0

Description