With IPHost Network Monitor you can run simple snmp requests against a HP device in your network.
phd3-capacity
phd3-capacity
1.3.6.1.4.1.11.2.3.9.4.2.1.1.4.5.3.4
Returns an indication of the capacity of the installed option. See SIMM1-CAPACITY for an explanation of the meaning of the value of this object. Additional information: If at least two (2) external paper handling devices (EPHD) are attached to the printer, then this object will exist. Not applicable if the value of PHD3-TYPE is eEmpty. This object returns the number of input trays or output bins, depending the device type (see PHD3-TYPE) for the second EPHD in the device chain.
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IPHost Network monitor allows you to monitor phd3-capacity 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.