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WAN Module Installation and User Guide 1-5

Ports and Connectors

Table 1-1 describes the LED behavior on the WAN modules.

The slowly blinking LEDs cycle once per second. The rapidly blinking LEDs cycle twice

a second.

Table 1-1: WAN Module LEDs

LED Color Indicates

Status Off No power

Amber Module seated in chassis

Green Module powered up

Diag Green (blinking) Power-on Self Test (POST) is running

Off Normal operation

WAN port

(1-4)T1/E1

(1)T3

Amber Near-end fault detected (for example, no cable)

Amber (blinking

rapidly)

Far-end fault detected

Amber (blinking

slowly)

Physical link present, but no higher-layer link

established

Green Physical link present, higher-layer link established,

no traffic

Alternating green

and amber

Physical link present, higher-layer link established,

traffic present

Green (blinking

slowly)

Port disabled or unconfigured

Green (blinking

rapidly)

Loopback testing mode

10/100 port

(5,6)T1/E1

(2,3)T3

Off No link present

Green Link present

Alternating green

and amber

Traffic present

1 2 ... 8 9 10 11 12 13 14 15 16 17 18 ... 45 46

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