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DGS-3130 Series Layer 3 Stackable Managed Switch Web UI Reference Guide
After clicking the Edit DM button, the following page will appear.
The fields that can be configured in CFM DM Settings are described below:
Parameter
State
Click the Apply button to accept the changes made.
The fields that can be configured in CFM DM Test are described below:
Parameter
MAC Address
Period Interval
Percentile
PDU Priority
Figure 10-10 CFM Settings (Add MA, Add MEP, Edit DM) Window
Description
Select to enable or disable the ITU Y.1731 frame Delay Measurement (DM)
feature here. When the administrative state of frame delay measurement
function is enabled on an MEP, the MEP will be enabled to generate timestamp
information, and can reply DMR messages when receiving DMM messages.
Description
Enter the MAC address for the DM test here.
Select the period interval time here. This specifies the transmitting period of the
DDM message and diagnostic interval. Options to choose from are:
• 100ms-1sec - The transmission period is 100 milliseconds and the
diagnostic interval is 1 second.
• 1sec-10sec - The transmission period is 1 second and the diagnostic
interval is 10 seconds. This is the default value.
• 10sec-1min - The transmission period is 10 seconds and the diagnostic
interval is 1 minute.
Enter the percentile value here. This specifies the percentile of Frame Delay
(FD) and Frame Delay Variation (FDV) measurement. The range is from 0 to
100. The default value is 75.
Select the PDU priority value here. The range is from 0 to 7. This specifies the
802.1p priority to be set in the DMM messages transmitted by the MEP. The
default value is the PDU priority of the MEP.
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