With IPHost Network Monitor you can run simple snmp requests against a HP device in your network.
hpRptrMonGlobalCollisions
hp Rptr Monitor Global Collisions
1.3.6.1.4.1.11.2.14.11.2.2.1.1.8
********* THIS OBJECT IS DEPRECATED ********* This counter is incremented by one for any CarrierEvent signal on any port for which the CollisionEvent signal on any port is asserted. This counter differs from rptrMonitorTransmitCollisions in that it counts all collisions seen by this repeater, even those involving only a single port on this repeater, whereas rptrMonitorTransmitCollisions counts only collisions involving multiple ports on this repeater.
Back to hpprocurve-v2-hprptr MIB page.
IPHost Network monitor allows you to monitor hpRptrMonGlobalCollisions 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 switches right now.