With IPHost Network Monitor you can run simple snmp requests against a HP device in your network.
statsTime
stats Time
1.3.6.1.4.1.11.2.3.9.3.1.4.26
The statistics information can be cleared (to zero) by depressing a button on the statistics screen. This variable indicates the time since this was last done. It is the amount of time over which statistics have been collected.
Back to hp-700rx MIB page.
IPHost Network monitor allows you to monitor statsTime 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 switches right now.