With IPHost Network Monitor you can run simple snmp requests against a HP device in your network.
hpSwitchIpStatGatewayAddr
hp Switch Ip Status Gateway Address
1.3.6.1.4.1.11.2.14.11.5.1.9.2.4.1.4
The current IP address of the gateway for this virtual LAN.
Back to hpprocurve-v2-stat MIB page.
IPHost Network monitor allows you to monitor hpSwitchIpStatGatewayAddr 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.