Cisco Headend System Release 2.7

 

4019303 Rev C 

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System Release 2.7/3.7/4.2 Service Pack 0.2 (SR 2.7/3.7/4.2 SP 0.2) is the latest 
DNCS release that provides combo-binding support for separable security (SSC) 
host set-tops, DNCS database support for new organizational unique identifiers 
(OUIs), and emergency patches that have been developed since the release of SR 
2.7/3.7/4.2.  

 
 

This document was written for Digital Network Control System (DNCS) operators. 
Cisco field service engineers and Cisco Service engineers may also find the 
information in this document helpful. 

 

Please read this entire guide before beginning the upgrade. If you are uncomfortable 
with any of the procedures, contact Cisco Services for assistance. 

Important: Complete all the procedures in this guide in the order in which they are 
presented. Failure to follow all of the instructions may lead to undesirable results. 

 
 
 

System operators or engineers who upgrade the DBDS network need the following 
skills: 

 

Advanced knowledge of UNIX 

 

Experience with the UNIX vi editor. Several times throughout the upgrade 
process system files are edited using the UNIX vi editor. The UNIX vi editor is 
not intuitive. The instructions provided in this guide are no substitute for an 
advanced working knowledge of vi 

 

The ability to review and edit cron files 

 

Extensive DBDS system expertise 

 

The ability to identify keyfiles that are unique to the site being upgraded 

 

The ability to add and remove user accounts