With IPHost Network Monitor you can run simple snmp requests against a Cisco device in your network.
dsx3LSES15MinBucket
dsx3 LSES15 Minute Bucket
1.3.6.1.4.1.351.110.4.4.1.3.1.1.10
The number of Line Severely Errored Seconds(LSES) encountered by the interface in last 15 minute period.
Back to CISCO-MGX82XX-DSX3-MIB MIB page.
IPHost Network monitor allows you to monitor dsx3LSES15MinBucket on Cisco device via the SNMP protocol. Download IPHost Network Monitor (500 monitors for 30 days, 50 monitors free forever) to start monitoring Cisco switches right now.