Dell R300 Serial Communication Screen, Options are On without Console Redirection, On with

Table 2-6. Integrated Devices Screen Options (continued)

Option	Description
MAC Address	Displays the MAC address for the integrated 10/100/1000
	NIC. This field does not have user-selectable settings.
OS Watchdog Timer	NOTE: This feature is usable only with operating systems
(Disabled default)	that support WDAT implementations of the Advanced
	Configuration and Power Interface (ACPI) 3.0b
	specification.
	Sets a timer that monitors the operating system for
	activity and aids in recovery if the system stops
	responding. When this field is set to Enabled, the
	operating system is allowed to initialize the timer. When
	set to Disabled, the timer is not initialized.
I/OAT DMA Engine	Enables the I/O Acceleration Technology (I/OAT) option.
(Disabled default)	This feature should be enabled only if the hardware and
	software support I/OAT. The I/OAT Data Memory
	Transfer (DMA) Engine transfers data between memory
	modules, allowing data to bypass the CPU. I/OAT will be
	supported on the NICs.
System Interrupt	Controls the interrupt assignment of PCI devices in the
Assignment (Standard)	system. When set to distributed, the interrupt routing
	will be swizzled to minimize IRQ sharing.

Serial Communication Screen

Table 2-7 lists the options and descriptions for the information fields that appear on the Serial Communication screen.

Table 2-7. Serial Communication Screen Options

Option	Description
Serial Communication	Options are On without Console Redirection, On with
(On without Console	Console Redirection via COM1, On with Console
Redirection default)	Redirection via COM2, and Off.
External Serial Connector	Specifies whether COM1, COM2, or Remote Access
(COM1 default)	Device has access to the external serial connector for
	serial communications.

52

Using the System Setup Program