Initiating on-demand Two-Way ETH-DM or Two-Way ETH-SLM

Use the cfm y1731 command to initiate the on-demand Two-Way ETH-DM or Two-Way ETH-SLM feature.
device# cfm y1731 domain md1 ma ma1 src-mep 1 target-mep 2 test-profile 2dm_default_profile
device# cfm y1731 domain md1 ma ma1 src-mep 1 target-mep 2 test-profile 2slm_default_profile