With IPHost Network Monitor you can run simple snmp requests against a Cisco device in your network.
dsx3TotalLESs
dsx3 Total LE Ss
1.3.6.1.2.1.10.30.8.1.8
The number of Line Errored Seconds (BPVs or illegal zero sequences) encountered by a DS3/E3 interface in the previous 24 hour interval. Invalid 15 minute intervals count as 0.
Back to DS3-MIB MIB page.
IPHost Network monitor allows you to monitor dsx3TotalLESs 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.