With IPHost Network Monitor you can run simple snmp requests against a Cisco device in your network.
lecLastFailureState
Lan Emulation Client Last Failure State
1.3.6.1.4.1.353.5.3.1.1.2.1.6
The state this client was in when it updated the 'lecLastFailureRespCode'. If 'lecLastFailureRespCode' is 'none', this object has the value initialState(1).
Back to LAN-EMULATION-CLIENT-MIB MIB page.
IPHost Network monitor allows you to monitor lecLastFailureState on Cisco device via the SNMP protocol. Download IPHost Network Monitor (500 monitors for 30 days, 50 monitors free forever) to start monitoring Cisco multiplexers right now.