Cisco 8851 Guide

CONTENTS
Cisco IP Phone 8800 Series Multiplatform Phone Hardware 1
CHAPTER 1
Overview of the Cisco IP Phone 1
Phone Overview 1
Cisco IP Phone 8811 3
Phone Connections 3
Cisco IP Phones 8841 and 8845 4
Phone Connections 4
Cisco IP Phone 8851 5
Phone Connections 5
Cisco IP Phones 8861 and 8865 6
Phone Connections 6
Buttons and Hardware 7
Softkey, Line, and Feature Buttons 8
Terminology Differences 9
New and Changed Information 11
CHAPTER 2
New and Changed for Firmware Release 11.3(1) 11
New and Changed Information for Firmware Release 11.2(3)SR1 12
New and Changed for Firmware Release 11.2(3) 12
New and Changed for Firmware Release 11.2(1) 14
New and Changed for Firmware Release 11.1(2) 16
New and Changed for Firmware Release 11.1(1) 17
New and Changed Features for Firmware Release 11.0(1) 18
Cisco IP Phone Provisioning 21
PART I
Cisco IP Phone 8800 Series Multiplatform Phone Administration Guide for Release 11.3(1) and Later
iii

Cisco 8851 Specifications

General

Resolution	800 x 480 pixels
Network Interfaces	Dual Gigabit Ethernet ports
Headset Port	Yes
Audio	Wideband audio
Ethernet	10/100/1000 Mbps
USB	Yes, USB 2.0
Power	IEEE 802.3af/at Power over Ethernet (PoE)
Protocols	SIP
PoE	Yes
Codec Support	G.711, G.722, G.729, iLBC
Headset Connector	RJ9
Lines	Up to 5 lines
Dimensions	229 x 256 x 41 mm (excluding foot stand)
Weight	1.2 kg