Cisco Headend Digital Broadband Delivery System Release Notes
4003389 Rev B
iii
Contents
About This Guide
v
Introduction ................................................................................................................. v
Who Should Read This Publication? ........................................................................ v
Scope ............................................................................................................................. v
Document Version ..................................................................................................... vi
Chapter 1 Introducing QAM Software Version 2.4
1
About QAM Software Version 2.4 ......................................................................................... 2
Introduction ................................................................................................................. 2
System Release and Application Compatibility Requirements ........................... 2
Application Platform Release Dependencies .......................................................... 3
Software Requirements .............................................................................................. 3
Hardware Requirements ............................................................................................ 3
When to Perform the Upgrade .................................................................................. 3
Implemented CRs .................................................................................................................... 4
Introduction ................................................................................................................. 4
Quick Reference Matrix for CRs ............................................................................... 4
Want to Know More? .............................................................................................................. 5
Introduction ................................................................................................................. 5
Inserted PSI Packets No Longer Cause PowerKEY® CAQAM Reboots ............ 5
CA Descriptor and VOD Sessions ......................................................................................... 6
Overview ...................................................................................................................... 6
Background .................................................................................................................. 6
Solution ........................................................................................................................ 6
Chapter 2 Upgrading QAM Modulator Software
7
Upgrade Process Overview .................................................................................................... 8
Introduction ................................................................................................................. 8
Before You Begin ......................................................................................................... 8
Time to Complete ........................................................................................................ 8
Subscriber Impact ....................................................................................................... 8
Impact of TVs with QAM Tuners ............................................................................. 9
Process Overview........................................................................................................ 9
Verify the Current QAM Software Version on the DNCS ............................................... 12
Introduction ............................................................................................................... 12
Checking the Configuration File ............................................................................. 12
Verifying the Current QAM Software Version on the DNCS ............................ 12
Back Up the Current QAM Configuration File .................................................................. 14
Introduction ............................................................................................................... 14