Installing an MDA

Table 11 describes the 450-1GBIC MDA front-panel components.

Table 11 450-1GBIC MDA description

Item	Label	Description
1	Link	Communication link LEDs (green):
		On: Valid communications link.
		Off: The communications link connection is
		bad or there is no connection to this port.
		Blinking: The corresponding port is
		management disabled.
2	Phy	Phy status LEDs (green):
		On: The corresponding Phy port is active.
		Off: The corresponding Phy port is in backup
		mode or there is no connection to this port.
3	Activity	Port activity LEDs (green):
		Blinking: Indicates network activity level for
		the corresponding port. A high level of
		network activity can cause LEDs to appear to
		be on continuously.
4		GBIC Host port (see “MDA descriptions” on
		page 4).

Before you begin installing an MDA, see “MDA descriptions” on page 4 for specific information about your MDA.