Cisco 9971 E-1 User Manual

Cisco Phones

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E F T D r a f t - C I S C O C O N F I D E N T I A L

iii

Cisco Unified IP Phone 8961, 9951, and 9971 Administration Guide for Cisco Unified Communications Manager 8.5 (SIP)

OL-20861-01

C O N T E N T S

Preface

xi

Overview

xi

Audience

xi

Organization

xi

Related Documentation

xiii

Obtaining Documentation, Obtaining Support, and Security Guidelines

xiii

Document Conventions

xiv

C H A P T E R

1

An Overview of the Cisco Unified IP Phone

1-1

Understanding the Cisco Unified IP Phone 8961, 9951, and 9971

1-2

What Networking Protocols are Used?

1-10

What Features are Supported on the Cisco Unified IP Phone 8961, 9951, and 9971?

1-13

Feature Overview

1-13

Configuring Telephony Features

1-14

Configuring Network Parameters Using the Cisco Unified IP Phone

1-14

Providing Users with Feature Information

1-15

Understanding Security Features for Cisco Unified IP Phones

1-15

Overview of Supported Security Features

1-16

Understanding Security Profiles

1-19

Identifying Secure (Encrypted) Phone Calls

1-19

Establishing and Identifying Secure Conference Calls

1-19

Establishing and Identifying Secure Calls

1-20

Call Security Interactions and Restrictions

1-20

Supporting 802.1X Authentication on Cisco Unified IP Phones

1-22

Overview

1-22

Required Network Components

1-22

Best Practices—Requirements and Recommendations

1-22

Security Restrictions

1-23

Overview of Configuring and Installing Cisco Unified IP Phones

1-23

Configuring Cisco Unified IP Phones in Cisco Unified Communications Manager

1-24

Checklist for Configuring the Cisco Unified IP Phone 8961, 9951, and 9971 in Cisco Unified
Communications Manager

1-25

Installing Cisco Unified IP Phones

1-28

Checklist for Installing the Cisco Unified IP Phone 8961, 9951, and 9971

1-28

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