With IPHost Network Monitor you can run simple snmp requests against a Cisco device in your network.
cdot1agMepDbRMepState
Cisco IEEE 802.1ag Mep Db R Mep State
1.3.6.1.4.1.9.9.604.1.7.3.1.2
The operational state of the remote MEP IFF State machines.
Back to CISCO-IEEE-CFM-MIB MIB page.
IPHost Network monitor allows you to monitor cdot1agMepDbRMepState on Cisco device via the SNMP protocol. Download IPHost Network Monitor (500 monitors for 30 days, 50 monitors free forever) to start monitoring Cisco switches right now.