Troubleshooting guide

Table Of Contents
348
3300 ICP Technician’s Handbook
Table 82: Controller BRI Framer LEDs
LED
Meaning
Alarm Status
Red
Green
OFF
OFF
BRI port not programmed. Link Descriptor is not
assigned in the Digital Links form.
Red
Green
ON
OFF
BRI port programmed but not active. BRI cable
not plugged in, or wrong cable type (1:1 or
crossover). BRI link may not be active (or layer 1
power save is active). No alarms are returned to
the 3300 and circuits are idle.
To prevent routing problems when there is a
faulty BRI port, program the MSDN/DPNSS
Stepback feature. Refer to the System
Administration Tool online Help for details.
Red
Green
OFF
ON
BRI port programmed and active. Does not mean
that the D-channel is active. BRI can negotiate
this on a per-call basis.