Intel A21721-001 manual 10/100 Ethernet Configuration, Fast Ethernet Modules

C H A P T E R 3 Fast Ethernet Modules

The link configuration is stored in non-volatile memory. This allows the current setting to be restored upon the next reset.

The set link port_number defaults command restores the factory default link settings to the switch.

Type the non-privileged show link port_number command to display the current state of the link.

10/100 Ethernet Configuration

100Mbps LEDs

Link LEDs

Activity LEDs

Status LED

The module uses 24 RJ-45 modular receptacles for 100Base-TX switched Fast Ethernet transmissions over Category 5 UTP. According to IEEE 802.3, the cable length must not exceed 100 meters (328.1 feet).

Light Emitting Diodes (LEDs) provide status information for the module and individual port connections.

LED	COLOR	DEFINITION
Status	Solid Yellow	Power up diagnostics are running.
	Flashing Yellow	Power up diagnostics failed.
	Flashing Green	Normal Operation - the board is
		up and running.
Link	Solid Green	The Link LED is available on
		each port. The Link LED stays on
		while a good link is operable.
100Mbps	Solid Green	100Mbps channel connection is
		active.
Activity	Flashing Green	The port is receiving and sending
		traffic.

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