With IPHost Network Monitor you can run simple snmp requests against a HP device in your network.
hpOVDStnTopoDBCreateTime
hp OVD Station Topo DB Create Time
1.3.6.1.4.1.11.2.17.4.1.1.7
The time at which the topology database was created.
Back to hpov-ovtopmd MIB page.
IPHost Network monitor allows you to monitor hpOVDStnTopoDBCreateTime on Hewlett Packard device via the SNMP protocol. Download IPHost Network Monitor (500 monitors for 30 days, 50 monitors free forever) to start monitoring Cisco multiplexers right now.