With IPHost Network Monitor you can run simple snmp requests against a HP device in your network.
hubGlobalInBroadcastPkts
hub Global In Broadcast Packets
1.3.6.1.4.1.11.2.14.2.2.11
This counter is incremented for each broadcast packet received on any port. This object has been deprecated in favor of hpRptrMonGlobalBcastPackets.
Back to hp-icf MIB page.
IPHost Network monitor allows you to monitor hubGlobalInBroadcastPkts 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 routers right now.