With IPHost Network Monitor you can run simple snmp requests against a Cisco device in your network.
cmIncomingConnectionFailures
cm Incoming Connection Failures
1.3.6.1.4.1.9.9.47.1.3.3.1.2
A counter that indicates the number of incoming connection requests that this modem answered in which it could not train with the other DCE. This object is valid only for modems which have cmManageable to be true.
Back to CISCO-MODEM-MGMT-MIB MIB page.
IPHost Network monitor allows you to monitor cmIncomingConnectionFailures on Cisco device via the SNMP protocol. Download IPHost Network Monitor (500 monitors for 30 days, 50 monitors free forever) to start monitoring Cisco optical switches right now.
