With IPHost Network Monitor you can run simple snmp requests against a HP device in your network.
hubAddressMoveLogTable
hub Address Move Log Table
1.3.6.1.4.1.11.2.14.2.11
A log of the 20 most recent times that the agent detected that a source MAC address which had been heard on one port had moved to a different port.
Back to hp-icf MIB page.
IPHost Network monitor allows you to monitor hubAddressMoveLogTable 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 firewalls right now.