With IPHost Network Monitor you can run simple snmp requests against a Cisco device in your network.
cadpStatOperActivePhy
cadp Statistics Operation Active Physical
1.3.6.1.4.1.9.9.60.1.1.2
Returns the ifIndex of the phy which is currently the active phy. A value of 0 indicates that no phy is currently active.
Back to CISCO-ATM-DUAL-PHY-MIB MIB page.
IPHost Network monitor allows you to monitor cadpStatOperActivePhy 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.