With IPHost Network Monitor you can run simple snmp requests against a Cisco device in your network.
boDiagGroup
bo Diag Group
1.3.6.1.4.1.351.150.80.2.2.1
A collection of objects providing the online diagnostics information.
Back to BASIS-ONLINE-DIAG-MIB MIB page.
IPHost Network monitor allows you to monitor boDiagGroup 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.