Edge-Core ECS4660-28F Management Manual page 572

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| Basic Administration Protocols

Connectivity Fault Management

To transmit loopback messages:

Click Administration, CFM.

Select Transmit Loopback from the Step list.

Select an entry from MD Index and MA Index.

Specify the source MEP, the target MEP using either its MEP identifier or

MAC address, set the number of times the loopback message is to be

Click Apply.

Figure 314: Transmitting Loopback Messages

Use the Administration > CFM (Transmit Delay Measure) page to send

periodic delay-measure requests to a specified MEP within a maintenance

association.

"ethernet cfm delay-measure two-way" on page 1600

Delay measurement can be used to measure frame delay and frame

delay variation between MEPs.

A local MEP must be configured for the same MA before you can use

this function.

If a MEP is enabled to generate frames with delay measurement (DM)

information, it periodically sends DM frames to its peer MEP in the same

MA., and expects to receive DM frames back from it.

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