Cisco Headend System Release 2.7 Installation Guide
4022900 Rev C
1
Introduction
This chapter lists the requirements for upgrading the Model D9479
GQAM Modulator with GQAM software version 4.2.1 and includes
several feature enhancements and performance improvements over
previous releases of GQAM software. These enhancements and
improvements are described in the change requests (CRs)
implemented in this release. For additional details, go to What's
Fixed? (on page 5).
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Chapter 1
Introducing GQAM Software
Version 4.2.1
In This Chapter
Why Choose This Release? .................................................................... 2
What's Fixed? ........................................................................................... 5
What Are the Site Requirements? ......................................................... 7
Known Issues ........................................................................................ 10
CA Descriptor and VOD Sessions ...................................................... 14