With IPHost Network Monitor you can run simple snmp requests against a Liebert device in your network.
lcUpsInputBrownOuts
Liebert Ups Input Brown Outs
1.3.6.1.4.1.476.1.1.1.1.3.2
The number of brown-out conditions the UPS has experienced.
Back to LIEBERT-UPS-MIB MIB page.
IPHost Network monitor allows you to monitor lcUpsInputBrownOuts on Liebert device via the SNMP protocol. Download IPHost Network Monitor (500 monitors for 30 days, 50 monitors free forever) to start monitoring Liebert uninterruptible power supplies right now.