11: CFM
9. Open the CFM > LBM and click on the MEPID, then click Start to start the link trace.
• MEP index: Unique index assigned to each Maintenance association End Point.
• MEPID: Maintenance association End Point Identifier.
• Target type: Allows setting the loopback target by remote MEPID or MAC address.
• Remote MEPID: Specifies the target remote MEPID. The remote MEP MAC address should be resolved into the
local MEP database.
• MAC address: Specifies the target MAC address. Only unicast MAC address are valid for loopback target
address.
• VLAN priority: Specifies how to determine the LBM VLAN priority value:
o CCM priority : Use the same priority that MEP CCMs.
o Specific : Use a specific value specified by the Priority field.
• Priority: Specifies the value for LBM VLAN priority.
• VLAN drop eligibility: Specifies the value for LBM VLAN drop eligibility bit.
• Nbr message: Specifies the number of LBM to send.
• Interval: Specifies the interval between LBM in milliseconds. Valid values are between 100 and 5000 inclusively.
• Data TLV: Indicates if LBMs should include a Data TLV.
o None : No Data TLV included.
o Incremental : A Data TLV with incremental byte values will be included.
o Pattern : A Data TLV based on a user data pattern will be included.
• Length: Specifies the amount of data bytes inside the data TLV. Valid values are between 1 and 1488 inclusively.
• Pattern: Specifies a user data pattern for the Data TLV.
• Loopback request: Indicates if a loopback request is active for that MEP.
• Target MAC address: Indicates the target MAC address used by the latest loopback request.
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