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Cisco 8851 Guide

Cisco 8851
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Determine Symmetric or Asymmetric NAT 392
Dial Plan 393
Dial Plan Overview 393
Digit Sequences 394
Digit Sequence Examples 395
Acceptance and Transmission of the Dialed Digits 397
Dial Plan Timer (Off-Hook Timer) 397
Interdigit Long Timer (Incomplete Entry Timer) 398
Interdigit Short Timer (Complete Entry Timer) 399
Edit the Dial Plan on the IP Phone 400
Regional Parameters Configuration 400
Regional Parameters 400
Set the Control Timer Values 401
Parameters for Control Timer Values (sec) 401
Localize Your Cisco IP Phone 403
Configure Time and Date on Phone Web Page 403
Configure Time and Date on the Phone 404
Time and Date Settings 404
Configure Daylight Saving Time 407
Phone Display Language 408
Vertical Service Activation Codes 411
Cisco IP Phone 8800 Series Documentation 416
Troubleshooting 417
PART IV
Troubleshooting 419
CHAPTER 18
Feature Troubleshooting 419
ACD Call Information Missing 419
Phone Doesn't Show ACD Softkeys 419
Phone Doesn't Show ACD Agent Availability 420
Call Doesn't Record 420
An Emergency Call Doesn't Connect to Emergency Services 421
Presence Status Doesn't Work 421
Phone Presence Message: Disconnected from Server 421
Cisco IP Phone 8800 Series Multiplatform Phone Administration Guide for Release 11.3(1) and Later
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Contents

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Cisco 8851 Specifications

General IconGeneral
Resolution800 x 480 pixels
Network InterfacesDual Gigabit Ethernet ports
Headset PortYes
AudioWideband audio
Ethernet10/100/1000 Mbps
USBYes, USB 2.0
PowerIEEE 802.3af/at Power over Ethernet (PoE)
ProtocolsSIP
PoEYes
Codec SupportG.711, G.722, G.729, iLBC
Headset ConnectorRJ9
LinesUp to 5 lines
Dimensions229 x 256 x 41 mm (excluding foot stand)
Weight1.2 kg

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