With IPHost Network Monitor you can run simple snmp requests against a Cisco device in your network.
cmInitialRxLineConnections
cm Initial Rx Line Connections
1.3.6.1.4.1.9.9.47.1.3.4.1.4
The number of Receive connections initially established at a given modulation speed. An instance of this object will be only present for those speeds where one or more connections have occurred
Back to CISCO-MODEM-MGMT-MIB MIB page.
IPHost Network monitor allows you to monitor cmInitialRxLineConnections 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.