With IPHost Network Monitor you can run simple snmp requests against a Cisco device in your network.
dsx1IntervalLESs
dsx1 Interval LE Ss
1.3.6.1.2.1.10.18.8.1.9
The number of Line Errored Seconds.
Back to DS1-MIB MIB page.
IPHost Network monitor allows you to monitor dsx1IntervalLESs on Cisco device via the SNMP protocol. Download IPHost Network Monitor (500 monitors for 30 days, 50 monitors free forever) to start monitoring Cisco firewalls right now.
