Cisco Headend System Release 2.7 Guida All'Installazione
Chapter 2 DNCS Pre-Upgrade Procedures
16
4013154 Rev C
Enabled Features
The following optional features can be enabled by engineers at Cisco Services,
without a special license:
without a special license:
Conditional Access Mode—Specifies whether the Cisco (PowerKEY
®
) encryption
method or a non-Cisco encryption method is used for DHCTs in the network
DBDS Network Overlay—Allows Cisco DHCTs to be used on a Motorola system
SI Type to Use—Specifies the type of System Information (SI) to use on the
system (ATSC or DVB). ATSC is the standard SI type for North American cable
systems. DVB is frequently used in Europe and other areas of the world
system (ATSC or DVB). ATSC is the standard SI type for North American cable
systems. DVB is frequently used in Europe and other areas of the world
Dynamic PID Mapping Mode—Allows for the use of non-unique transport
stream IDs (TSIDs) throughout the system
stream IDs (TSIDs) throughout the system
Preallocated Session Management—Permits the set up of sessions on Cisco
Multiple Quadrature Amplitude Modulators (MQAMs) for use by an external
session resource manager process for VOD
Multiple Quadrature Amplitude Modulators (MQAMs) for use by an external
session resource manager process for VOD
Direct ASI—Permits the use of the asynchronous serial interface (ASI) card in the
DNCS for transmitting inband data directly to a QAM without the need for a
Broadband Integrated Gateway (BIG)
Note: Refer to Appendix C for detailed instructions to install and configure the
Direct ASI feature.
DNCS for transmitting inband data directly to a QAM without the need for a
Broadband Integrated Gateway (BIG)
Note: Refer to Appendix C for detailed instructions to install and configure the
Direct ASI feature.
Third-Party Source—Allows tuning tables to be built for clear digital sources
generated by QAMs not managed by the DNCS, and eliminates the need to use a
mirror QAM for Program and System Information Protocol (PSIP) services
Note: For additional information, refer to the technical bulletin Program and
System Information Protocol Configuration for System Releases 2.5, 3.5, and 4.0.
generated by QAMs not managed by the DNCS, and eliminates the need to use a
mirror QAM for Program and System Information Protocol (PSIP) services
Note: For additional information, refer to the technical bulletin Program and
System Information Protocol Configuration for System Releases 2.5, 3.5, and 4.0.
Enhanced Split Channels—Enables two different content streams and multiple
channel schedules at different times of the day
channel schedules at different times of the day
Netcrypt Bulk Encryptor—Supports encrypted digital broadcast and narrowcast
transport streams across multiple headends, using up to three distinct
conditional access systems
transport streams across multiple headends, using up to three distinct
conditional access systems