With IPHost Network Monitor you can run simple snmp requests against a Cisco device in your network.
cds3PlcpSEFSCurrent
Cisco DS3 Plcp SEFS Current
1.3.6.1.4.1.9.9.132.1.2.2.1.9
The number of BIP-8 Severely Errored Framing Seconds(SEFS) encountered by the line in the current 15-minute period.
Back to CISCO-DS3-MIB MIB page.
IPHost Network monitor allows you to monitor cds3PlcpSEFSCurrent on Cisco device via the SNMP protocol. Download IPHost Network Monitor (500 monitors for 30 days, 50 monitors free forever) to start monitoring Cisco optical switches right now.