With IPHost Network Monitor you can run simple snmp requests against a HP device in your network.
hubPortLinkBeatStatus
hub Port Link Beat Status
1.3.6.1.4.1.11.2.14.2.3.5
This is a flag which is 'true' if link beat is detected on the port and 'false' otherwise. The value of this variable will always be 'true' when the corresponding instance of hubPortLinkBeatEnable is 'false'. This object has been deprecated in favor of rpMauMediaAvailable.
Back to hp-icf MIB page.
IPHost Network monitor allows you to monitor hubPortLinkBeatStatus 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.