Back panel, Back panel -8 – Nortel Networks 450 User Manual

Page 34

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Using the BayStack 450 10/100/1000 Series Switch

1-8

302401-D Rev 00

Back Panel

The BayStack 450 switch back-panel components (

Figure 1-5

) are the same for all

switch versions.

Descriptions of the back-panel components follow the figure.

10/100

10/100 Mb/s
port speed
indicator

Green

On

The corresponding port is set to operate at 100 Mb/s and
the link is good.

Green

Blinking

The corresponding port has been disabled by software.

Amber

On

The corresponding port is set to operate at 10 Mb/s and
the link is good.

Amber

Blinking

The corresponding port has been disabled by software.

Off

The link connection is bad or there is no connection to
this port.

Link

Link status

Green

On

BayStack 450-12F model only: valid communications link
established.

Off

The communications link connection is bad or there is no
connection to this port.

Blinking

The corresponding port is management disabled.

F Dx

Duplex status

Green

On

BayStack 450-12F model only: the corresponding port is
in full-duplex mode.

Off

The corresponding port is in half-duplex mode

Activity

Port activity

Green

or

Amber

Blinking

Indicates network activity for the corresponding port. A
high level of network activity can cause the LEDs to
appear to be on continuously.

Table 1-1.

BayStack 450 Switch LED Descriptions

(continued)

Label

Type

Color

State

Meaning

kombk.book Page 8 Tuesday, June 29, 1999 3:25 PM

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