Cisco Headend System Release 2.5 User Guide
Contents
4004831 Rev B
iii
Ab out
............................................................................................................................................ v
Chapter 1
Overlay Technology
Overview ........................................................................................................................ 1-1
Differences Between a DBDS and an Overlay Environment .................................. 1-2
System Requirements ................................................................................................... 1-6
VOD In an Overlay Environment ............................................................................... 1-7
Chapter 2
Setting Up Digital Source Definitions In an Overlay Environment
Overview ........................................................................................................................ 2-1
Add a New Digital Source ........................................................................................... 2-2
Build a Partially Encrypted Session ........................................................................... 2-3
Encrypt the New Digital Source ................................................................................. 2-7
Verify the Session List .................................................................................................. 2-8
Chapter 3
Managing VOD Sessions In an Overlay Environment
Overview ........................................................................................................................ 3-1
Add a Third-Party QAM to the DNCS ...................................................................... 3-2
Modify the Third-Party QAM Parameters ................................................................ 3-4
Delete a Third-Party QAM .......................................................................................... 3-5
Chapter 4
Releasing Bandwidth on the GoQAM
Overview ........................................................................................................................ 4-1
Block a Program to Release Bandwidth on the GoQAM ........................................ 4-2
Chapter 5
Customer Information .................................................................................................... 5-1
Appendix A Using DNCS Online Help
Overview ....................................................................................................................... A-1
Start DNCS Online Help ............................................................................................. A-2
Get Started With DNCS Online Help ........................................................................ A-5
Get Help With the Latest System Release ................................................................ A-7