Cisco IP Phone 7960/40 Administrator Guide for SIP, Version 2.2
Book-length PDF (Version 2.2)
Preface (Version 2.2)
Product Overview (Version 2.2)
Getting Started with Your Cisco SIP IP Phone (Version 2.2)
Managing Cisco SIP IP Phones (Version 2.2)
SIP Compliance with RFC-2543 Information (Version 2.2)
SIP Call Flows (Version 2.2)
Technical Specifications (Version 2.2)
Translated Safety Warnings (Version 2.2)
Glossary (Version 2.2)
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