D-Link DGS-3630 User Manual 1 - Page 587

DGS-3630 Series Layer 3 Stackable Managed Switch Web UI Reference Guide After clicking the Edit DM button, the following page will appear. Figure 10-10 CFM Settings (Add MA, Add MEP, Edit DM) Window The fields that can be configured in CFM DM Settings are described below: Parameter State 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. 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 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. Percentile PDU Priority 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. 575