With IPHost Network Monitor you can run simple snmp requests against a HP device in your network.
hdlcRemoteState
hdlc Remote State
1.3.6.1.4.1.11.2.14.3.9.7
Current remote HDLC operational state.
Back to hp-icf MIB page.
IPHost Network monitor allows you to monitor hdlcRemoteState 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.