34
Table 12 describes the 450-1GBIC MDA front-panel
components.
Table 12.
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 “Installing GBICs” on
page 38).
