With IPHost Network Monitor you can run simple snmp requests against a Cisco device in your network.
cOpticalPMCurrentLocation
Cisco Optical PM Current Location
1.3.6.1.4.1.9.9.264.1.2.1.1.3
This object indicates whether the optical characteristics are measured before or after adjustment (e.g. optical amplification or attenuation), at this interface.
Back to CISCO-OPTICAL-MONITOR-MIB MIB page.
IPHost Network monitor allows you to monitor cOpticalPMCurrentLocation 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.