With IPHost Network Monitor you can run simple snmp requests against a Cisco device in your network.
prtMarkerPowerOnCount
Printer Marker Power On Count
1.3.6.1.4.1.11.2.3.9.4.2.2.10.2.1.5
The count of the number of units of measure counted since the equipment was most recently powered on using units of measure as specified by prtMarkerCounterUnit.
Back to Printer-MIB MIB page.
IPHost Network monitor allows you to monitor prtMarkerPowerOnCount 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.