Part I: Introduction to Cisco IP Telephony Security

Chapter 1 What Is IP Telephony Security and Why Do You Need It?

Chapter 2 Cisco IP Telephony Security Building Blocks

Chapter 3 What Can You Secure and How Can You Secure It?

Chapter 4 Cisco IP Telephony Security Framework

“If you know your enemies and know yourself, you will not be imperiled in a hundred battles.” –Sun Tzu

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