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PRODUCT OPTIONS/ETSI TR 101 290 OPTION

The ETR 101 290 functionality is included as standard on the VB12/VB120 and available as an option on the VB20/VB220.

ETSI TR 101 290

Full analysis is performed on Ethernet, ASI, QAM, DVB-S/S2 QPSK and COFDM signals according to the industry standard ETSI TR 101 290. Multiple analysis engines are available as an option for Ethernet, allowing real-time ETSI TR 101 290 analysis for up to four Ethernet transport streams in parallel.

The Bridgetech implementation provides operators with unparalleled input signal visibility. The probes can detect and trigger alarms for many of the common errors that would normally go unnoticed by conventional monitoring systems.

Bridgetech has added many new checks to the analysis engine which complement and extend the ETSI TR 101 290 specification. The additional checks cover the Conditional Access system; RF measurements for QAM, DVB-S/S2 QPSK and COFDM inputs; extended tests for most of the PSI/SI tables such as verification of important descriptors as well as comparison of the NIT across different frequencies.

The MicroETR technology presents transport stream measurements in one easy to comprehend GUI. The operator can easily click on the stream containing errors and drill down to find the cause of the problem. The probe displays full measurements and details for all checks, not just the alarms themselves. Alarm graphs further make it possible to view alarm history over time, with tool-tip functionality to facilitate quick error pin-pointing.

A sophisticated and powerful alarm threshold template system gives the user full control of alarm handling and allows alarm settings and thresholds to be reused for ETR, PID, service and RF alarms. Generic thresholds make it possible to define requirements that should apply to all services or PIDs of a specified type.

Tables and descriptors can be analysed visually for PSI, SI and PSIP. Minimum, maximum and current bitrate measurements are available for both PIDs and services and for either textual or graphical presentation, and scrambling is indicated throughout the GUI.

Alarms are available both as SNMP traps and as XML documents. All errors are mapped to PIDS and services so that the NMS system is notified as to which services are affected



ETR Priority checks

ETR Priority 1 checks
» TS Sync check
» Sync byte check
» PAT check. Enhancement beyond the specification:
  Minimum number of services check
  Transport stream ID check
» Continuity Counter check
  Individual PIDs can be excluded from this check
» PMT check. Enhancements beyond the specification:
  Minimum number of components per service
  Language descriptor check, requires language descriptor to be present for all audio PIDs
» Missing PID check
  Individual PIDs can be excluded from this check


ETR Priority 2 checks
» Transport error indicator check
» CRC check
» PCR check
» PCR Accuracy check
  Jitter is measured as PCR_OJ
» PTS check
» CAT check


ETR Priority 3 checks
» NIT check. Enhancements beyond the specification:
  TS descriptor check, for each of the types Satellite, Cable and Terrestrial you can specify if the descriptor must be present, can not be present or is optional
  Network ID check, requires that the network ID matches the specified ID
  Original Network ID check, requires that the original network ID matches the specified ID
  Minimum number of transport streams check
  NIT compare check. Compare NIT on all frequencies with the NIT transmitted on a reference frequency
» SI repetition rate check
» Unreferenced PID check
  Individual PIDs can be excluded from this check
» SDT/BAT check. Enhancements over the specification
  Compare with PAT, verifies that all services in PAT are also present in the SDT
» EIT check. Enhancement over the specification:
  Required table ID presence check
» RST
» TDT/TOT
  MGT
  CVCT/TVCT
  ATSC EIT
  RRT
  STT
  ETT
  PIM
  PNM








Additional checks defined by Bridge Technologies
CA System. The functionality includes:
ECM interval check
ECM change period check
Control word change period check
EMM bitrate check
On a PID per PID and service per service basis it is possible to require the PID/service to be scrambled, clear (not scrambled) or specify if scrambling is optional.
PID checks
Minimum and maximum PID bitrate check
PID presence check
On a PID per PID basis it is possible to require the PID to be scrambled, clear (not scrambled) or specify if scrambling is optional. Scrambling requirement may be selected for all PIDs of a specified type.
Service checks
Minimum and maximum service bitrate check
Service presence check
Required service type check
Service name check, checks that all services have a service name, required service name may be specified
Check of services appearing or disappearing
On a service per service basis it is possible to require the service to be scrambled, clear (not scrambled) or specify if scrambling is optional. Scrambling requirement may be selected for all services of a specified type.
Interface checks. RF measurements for QAM, DVB-S/S2 QPSK and COFDM. Can be used to monitor analogue carriers as well.
Pre FEC BER
Post FEC BER
Signal to noise ratio
Signal strength
MER
SFN drift
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  News FEATURES INCLUDE
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ETR 101 290 monitoring and analysis for Ethernet, ASI, QAM, DVB-S/S2 QPSK and COFDM input interfaces
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Monitoring of all ETSI TR 101 290 Priority 1, 2 and 3 alarms (except buffer alarms)
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Display of detailed measurements for all ETSI TR 101 290 checks such as section interval and PCR discontinuity
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Many additional checks that supplement and extend the tests defined in ETSI TR 101 290
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Full table and descriptor parsing for PSI, SI and PSIP. Data is displayed in a tree structure and the data location is shown in a hexdump of the tables
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Browsing of services and PIDs in a tree structure
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Scrambled PIDs are indicated by colour throughout the user interface
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Graphical display of bitrate measurements
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Fully sortable PID list
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Comparison of streams and services across probe interfaces
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RF measurements with configurable alarm thresholds for QAM, DVB-S/S2 QPSK and COFDM interfaces
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For the VB250 (COFDM), VB260 (QAM) and VB270 (DVB-S/S2 QPSK) interface cards, tuning lists can be created automatically from the NIT. The VB120 will auto-tune to each frequency and monitor in turn
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The automatic frequency tuning can be locked by the operator for manual inspection
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MicroETR technology allows the operator to view status for all monitored frequencies simultaneously
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Support for monitoring of analogue channels in cable and terrestrial networks
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Powerful template based alarm threshold system for ETR, PID, service and RF measurements
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SNMP traps specifying PIDs and services affected by an error
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Complete alarm list, PID and service lists for all monitored streams are available as XML in the Eii interface
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Graphical display of PCR jitter histogram