WAN Modules
Page 3-28
2-Port WAN Frame Relay Switching Module
STA (Status). On Green con-
tinuously when the port con-
nection is operational. Off
when the port is disabled or
the cable is detached. Blink-
ing On/Off if cable is attached
but receive control data is
detected as down.
This LED also blinks during
initialization, diagnostics, or
when invalid data is being
exchanged on the port.
TX (Transmit). On “half-
bright” Green when idle and
Green with occasional flickers
when the port is transmitting
data.
RX (Receive). On “half-bright”
Green when idle and Green
with occasional flickers when
the corresponding port is
receiving data.
Port
LEDs
OK1
OK2
OK1 (Hardware Status). On
Green when the module has
passed diagnostic tests success-
fully. On Amber when the
hardware has failed diagnos-
tics or if the corresponding
image file for the module is not
in flash memory.
OK2 (Software Status). Blinking
Green when the module soft-
ware was downloaded success-
fully and the module is
communicating with the MPX.
Blinking Amber when the mod-
ule is in a transitional state. On
solid Amber if the module
failed to download software
from the MPX.
Module
LEDs
1
2
STA
RX
TX
1
2
WSX
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