With IPHost Network Monitor you can run simple snmp requests against a Cisco device in your network.
llcCcOperLastFailTime
llc Cc Operational Last Fail Time
1.3.6.1.3.51.1.3.2.1.17
This object describes the value of sysUpTime when this LLC connection component last failed. If the connection component has not failed, then this value shall be zero.
Back to CISCO-SNA-LLC-MIB MIB page.
IPHost Network monitor allows you to monitor llcCcOperLastFailTime 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.