Use the show cfm connectivity command to display the Connectivity Fault Management (CFM) configuration.
The following commands display the received port status tlv state at RMEP.
device# show cfm connectivity
Domain: md1
Index: 1
Level: 7
Maintenance association: ma5
MA Index: 5
CCM interval: 100 ms
Bridge-Domain ID: 50
Priority: 7
MAID Format: Short
MEP Id: 1
MEP Port: Eth 1/9
RMEP MAC VLAN/PEER INNER-VLAN PORT STATE
==== === ========= ========== ==== =====
2 609c.9f5e.4809 19.1.1.1 -- -- OK

Note
For the show cfm command to generate output, you must first enable CFM in protocol configuration mode.