Cisco Headend Digital Broadband Delivery System
About This Guide
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About This Guide
Introduction
System Release 4.2.1 (SR 4.2.1) is a minor release built on System Release 4.2 (SR 4.2).
These release notes contain the following information:
Descriptions of the standard new features introduced with this system release
Information you need to prepare your site for an upgrade to SR 4.2.1
General information on contacting us
A list of software versions installed with the base SR 4.2.1 system
Audience
These release notes are written for system operators, sales and program managers,
and field technicians.
Scope
These release notes provide an executive overview of SR 4.2.1. If you have questions
about this release or require more detailed information, contact Cisco Services.