With IPHost Network Monitor you can run simple snmp requests against a HP device in your network.
hpVgPortAssociatedXcvrIndex
hp Vg Port Associated Xcvr Index
1.3.6.1.4.1.11.2.14.11.3.1.3.1.1.5
This object is the index into the transceiver table, hpVgXcvrTable. The transceiver entry defines which transceiver is connected to the port. This object will be set to 0 if the port is not currently associated with a transceiver
Back to hpprocurve-v2-hpvgrptr MIB page.
IPHost Network monitor allows you to monitor hpVgPortAssociatedXcvrIndex 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 multiplexers right now.