With IPHost Network Monitor you can run simple snmp requests against a HP device in your network.
hpRptrMonPtBcastPackets
hp Rptr Monitor Port Bcast Packets
1.3.6.1.4.1.11.2.14.11.2.2.3.1.1.4
This counter is incremented by one for each broadcast packet of valid frame length received on this port. This object may not be implemented for repeaters which do not have a local network management agent.
Back to hpprocurve-hprptr MIB page.
IPHost Network monitor allows you to monitor hpRptrMonPtBcastPackets 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 wireless switches right now.