pfSense

	['' => gettext('None')] + $crypto_modules

))->setHelp('A cryptographic '.

	'accelerator module will use hardware support to speed up some cryptographic '.

	'a Hifn cryptographic acceleration card, as this will take precedence and the '.

	'Hifn card will not be used. Acceleration should be automatic for IPsec when '.

	'unload the selected module, set this option to "none" and then reboot.');

$section->addInput(new Form_Select(

	'Thermal Sensors',

	$pconfig['thermal_hardware'],

	array('' => 'None/ACPI') + $thermal_hardware_modules

	'read its temperature. Setting this to "None" will attempt to read the '.

	'temperature from an ACPI-compliant motherboard sensor instead, if one is '.

	'option will have no effect. To unload the selected module, set this option to '.

	'"none" and then reboot.');

	'Use RAM Disks',

	'Use memory file system for /tmp and /var',

	($pconfig['use_mfs_tmpvar'] || $g['platform'] != $g['product_name'])

	'system disks) on a full install rather than use the hard disk. Setting this will '.

	'cause the data in /tmp and /var to be lost at reboot, including log data. RRD '.

	'and DHCP Leases will be retained.');

	['min' => 1, 'max' => 24, 'placeholder' => 'frequency between 1 and 24 hours']

))->setHelp('This will periodically backup the RRD data so '.

	'it can be restored automatically on the next boot. Keep in mind that the more '.

$section->addInput(new Form_Input(

	'dhcpbackup',

	['min' => 1, 'max' => 24, 'placeholder' => 'frequency between 1 and 24 hours']

))->setHelp('This will periodically backup the DHCP leases so '.

	'it can be restored automatically on the next boot. Keep in mind that the more '.

$form->add($section);