With IPHost Network Monitor you can run simple snmp requests against a Cisco device in your network.
sonetSectionIntervalSESs
sonet Section Interval SE Ss
1.3.6.1.2.1.10.39.1.2.2.1.3
The counter associated with the number of Severely Errored Seconds encountered by a SONET/SDH Section in a particular 15-minute interval in the past 24 hours.
Back to SONET-MIB MIB page.
IPHost Network monitor allows you to monitor sonetSectionIntervalSESs 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.