With IPHost Network Monitor you can run simple snmp requests against a Cisco device in your network.
cds1FarEndCurrentLOFCs
Cisco DS1/E1 Far End Current LOF Cs
1.3.6.1.4.1.9.9.229.1.3.4.1.1
The number of Loss Of Frame Counts in the current 15 minute interval.
Back to CISCO-DS1-EXT-MIB MIB page.
IPHost Network monitor allows you to monitor cds1FarEndCurrentLOFCs 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.