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Cisco 6851 Installation Guide

Cisco 6851
39 pages
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Installation Guide for Cisco IP Phone with Multiplatform Firmware
ii
Wall Mount Your 7861 Phone 22
Remove 7861 Phone from the Wall Mount 23
Wall Mount Your 8800 Series Phones 24
Remove 8800 Series Phone from the Wall Mount 24
Wall Mount Your 8851 or 8861 Phone with a KEM Attached 25
Remove 8800 Phone from the Wall Mount 27
Adjust the Handset Rest 28
Technical Details 29
Physical and Operating Environment Specications 30
Phone Power Requirements 32
Power Outage 35
Power Reduction 35
Power Negotiation Over LLDP 35
C H A P T E R 5

Table of Contents

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Cisco 6851 Specifications

General IconGeneral
Network ProtocolsSIP
SpeakerphoneYes
BluetoothNo
Wi-FiNo
USB PortNo
Display3.5 inch grayscale display (396 x 162 pixels)
Ethernet10/100 Ethernet
PoEIEEE 802.3af
AudioWideband audio
Line Keys4
Headset PortRJ9
Supported CodecsG.711, G.722, G.729, iLBC
Weight0.9 kg

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