With IPHost Network Monitor you can run simple snmp requests against a Cisco device in your network.
dot1agCfmMepTransmitLtmFlags
dot1ag Cfm Mep Transmit Ltm Flags
The flags field for LTMs transmitted by the MEP.
Back to IEEE8021-CFM-MIB MIB page.
IPHost Network monitor allows you to monitor dot1agCfmMepTransmitLtmFlags 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.