With IPHost Network Monitor you can run simple snmp requests against a Cisco device in your network.
agentPortOperationalStatus
agent Port Operational Status
1.3.6.1.4.1.14179.1.2.12.1.40
The current operational state of the port.
Back to AIRESPACE-SWITCHING-MIB MIB page.
IPHost Network monitor allows you to monitor agentPortOperationalStatus on Cisco device via the SNMP protocol. Download IPHost Network Monitor (500 monitors for 30 days, 50 monitors free forever) to start monitoring Cisco routers right now.