Cisco Headend System Release 2.7 Release Notes

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Appx auto letter 
Appendix C
 
Direct ASI Installation and 
Configuration Procedures 
Introduction 
To reduce network infrastructure complexity, we have removed the 
requirement for a Broadband Integrated Gateway (BIG) to transmit 
Broadcast File System (BFS) data to QAMs. The BFS now produces a 
full transport stream, and no longer feeds an MPEG stream to the BIG 
for further processing and multiplexing. 
The DNCS is now configurable so that inband data can be transmitted 
through the current asynchronous transfer mode (ATM) interface or 
through a new asynchronous serial interface (ASI). This appendix 
provides instructions for installing and configuring the ASI.