IBM ATM OC-3c manual Statistics Overview, MonitoringUse, Physical Connection

9-2CHAPTER 9: MONITORING THE ATM MODULE

Statistics Overview

This section provides a brief overview of the additional statistics that are available when you install an ATM

Table 9-1Statistics and Status Summary

MonitoringUse

VLAN/ELAN ATM VLAN LEC Status Screen:

Module. Refer to the user guide that accompanies the Switch for information about the statistics that are provided by the Switch software.

Table 9-1 groups the available statistics into logical categories, and tells you where each statistic is located.

To monitor the state of the LEC to LES set up process.

■LEC State

■LEC ELAN Name

■LEC ATM Address

■Last LEC Failure Reason

■LEC Operation at Failure

Table 9-1Statistics and Status Summary

Monitoring	Use
Backbone	ATM Port Statistics screen:
To estimate the amount of	■	Transmit Bandwidth Used
traffic down the backbone.	■	Receive Bandwidth Used

To monitor Ethernet traffic	■	Frames Received
on the VLAN.	■	Frames Transmitted
	■	Octets Received
	■	Octets Transmitted
ATM	ATM Port Statistics screen:
To monitor ATM traffic.	■	Cells Received

Physical Connection

To check that the physical connection is operational.

ATM Physical Layer Statistics screen:

■Errored Seconds (Near)

■Errored Seconds (Far)

■Severe Errored Sec (Near)

■Severe Errored Sec (Far)

■Coding Violations (Near)

■Coding Violations (Far)

■Unavailable Seconds (Near)

■Unavailable Seconds (Far)

ATM Port Statistics screen:

■Receive Errors

	■	Cells Transmitted
	■	Errored Cells
	■	Bad VCC Received
AAL5	ATM Port Statistics screen:
To monitor AAL5 traffic.	■	Frames Received
	■	Frames Transmitted
	■	Octets Received
	■	Octets Transmitted
	■	Errored Frames
	■	Discarded Frames

ATM Module statistics screens are updated every 2 seconds to show the latest information.