This object facilitates enabling or disabling of
the image file update feature through DHCP.
Setting this object to 1 enables this feature
and setting it to 2 disables this feature.
This MIB object can be set to 1 only if
hpicfDhcpClientVendorSpecOptionStatus has already
been set to 1.
By default, hpicfDhcpClientImageFileUpdate is set
to 1. When this feature is enabled, the Auto-TFTP
settings will be disabled.