With IPHost Network Monitor you can run simple snmp requests against a Cisco device in your network.
dot3MauType100BaseLX10
dot3 Mau Type100 Base LX10
1.3.6.1.2.1.26.4.46
Two single-mode fibers, long wavelength, 10km
Back to IANA-MAU-MIB MIB page.
IPHost Network monitor allows you to monitor dot3MauType100BaseLX10 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.