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Cisco Unified IP Phone Administration Guide for Cisco Unified CallManager 5.1 (SIP), Cisco Unified IP Phones
OL-11524-01
CONTENTS
Preface xv
Overview xv
Audience xv
Organization xvi
Related Documentation xvii
Obtaining Documentation xviii
Cisco.com xviii
Product Documentation DVD xviii
Ordering Documentation xix
Documentation Feedback xix
CiscoProdu ct Security Overview xix
Reporting Security Problems in Cisco Products xx
Product Alerts and Field Notices xxi
Obtaining Technical Assistance xxi
CiscoTechnical Support & Documentation Website xxii
Submitting a Service Request xxiii
Definitions of Service Request Severity xxiii
Obtaining Additional Publications and Information xxiv
Document Conventions xxv
CHAPTER
1An Overview of the Cisco UnifiedIP Phone 1-1
Understanding the Cisco Unified IP Phones 7970G/7971G-GE 1-2
What Networking Protocols Are Used? 1-5
Understanding the SIP Protocol 1-8