Cisco Headend System Release 2.7 Installation Guide

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Important Points About the Upgrade 
 
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Important Points About the Upgrade 
Performance Impact 
Interactive services will not be available while you are within the maintenance 
window, after DNCS processes are stopped. 
 
Important Note About Third-Party Applications 
Note these important points about third-party applications: 
 
Identify all third-party applications currently loaded onto either the DNCS or the 
Application Server. 
 
Contact all third-party vendors before you upgrade. Inform the vendor that you 
are upgrading and determine whether you need to complete any steps related to 
the third-party application before or after the upgrade.