ATM Performance Statistics 9783 | Paradyne 9788, 9720 guide

7. Operation and Maintenance

ATM Performance Statistics (9783, 9788)

Access Asynchronous Transfer Mode (ATM) statistics from the Performance

Statistics menu.

Main Menu Status Performance Statistics			ATM
	→	→	→
ATM link, Net1-ATM, must be enabled for these statistics to appear.
Table 7-17. ATM Performance Statistics
Statistic		What It Indicates
AAL5 (ATM Adaption Layer)

Tx PDUs		Number of AAL5 Common Part Convergence Sublayer (CPCS)
		Protocol Data Units (PDUs) passed to the lower layer for
		transmission.

Rx PDUs		Number of AAL5 PDUs received and passed to a higher layer.

Tx Octets		Number of AAL5 octets (bytes) passed to the lower layer for
		transmission.

Rx Octets		Number of AAL5 octets (bytes) received and passed to a higher
		layer.

Errored Tx PDUs		Number of AAL5 PDUs that could not be transmitted due to errors.

Errored Rx PDUs		Number of AAL5 CPCS PDUs received that contained errors.

OAM (Operations, Administration, and Maintenance)

Total Tx OAM Cells		Number of OAM cells transmitted.

Total Rx OAM Cells		Number of OAM cells received.

TC (Transmission Convergence) Sublayer

Total Tx Cells		Number of cells transmitted.

Total Rx Cells		Number of cells received.

Total Rx Cells		Number of cells received and dropped due to errors.
Dropped

Rx HEC Errors		Number of cells received with HEC field errors.

Unknown Rx Cells		Number of cells received and discarded during cell header
		validation. These include cells with:
		Unrecognized VPI/VCI values.
		Invalid cell header patterns.
		Undefined Payload Type Indicators.

Last Unknown		The VPI,VCI of the last cell discarded due to an unrecognized
VPI,VCI		VPI,VCI. If no such cells have been discarded, None appears.

OCD Events		Number of times OCD events have been detected (when seven
		consecutive cells with HEC violations are detected).

Cell Delineation		Synchronization value (In Sync or Out of Sync) of the last cell
State		received.

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December 2002

9700-A2-GB20-20

9720, 9788 specifications

The Paradyne 9820-8M, 9788, 9128 standalone, 9128 carrier-mount, and 9820-2M are critical components in telecommunications networks, designed to enhance data transmission and improve connectivity. Each model offers unique features and capabilities that cater to various requirements in both enterprise and service provider environments.

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Paradyne 9788, 9720 ATM Performance Statistics 9783, ATM Performance Statistics What It Indicates

Models: 9720 9788

ATM Performance Statistics (9783, 9788)

Main Menu Status Performance Statistics

Table 7-17. ATM Performance Statistics

What It Indicates

AAL5 (ATM Adaption Layer)

OAM (Operations, Administration, and Maintenance)

TC (Transmission Convergence) Sublayer

VPI,VCI

December 2002

9720, 9788 specifications