With IPHost Network Monitor you can run simple snmp requests against a Cisco device in your network.
cwRsrcPartIlmiConPollInactFactor
cw Rsrc Part Ilmi Con Poll Inact Factor
1.3.6.1.4.1.9.9.125.1.1.2.1.7
The number K of consecutive polls on this interface for which no ILMI response message is received before ILMI connectivity is declared lost.
Back to CISCO-WAN-RSRC-PART-MIB MIB page.
IPHost Network monitor allows you to monitor cwRsrcPartIlmiConPollInactFactor 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.