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Troubleshooting
6-12
9124-A2-LB20-00
March 2000
Table 6-1. Alarm Conditions (6 of 6)
Alarm Condition What To DoWhat It Indicates
Self-Test Failure The unit did not pass its
basic verification tests
when it was powered on or
reset.
H Reset the unit.
H Contact your service
representative.
SLV Timeout,
DLCI nnnn,
frame relay link
1,2
An excessive number of
SLV communication
responses from the remote
system have been missed
on the specified multiplexed
DLCI and link.
If the frame relay link is
Net1-FR1, the timeout is on
the network FrameRly1
timeslot assignment.
When a hardware bypass-
capable device has been
detected at the other end of
the PVC and this condition
occurs, only user data for
EDLCI 0 will be transmitted
as long as the condition
exists.
Verify that the network LMI is up.
If it is, contact your network
service provider.
Yellow at DSX-1 A yellow alarm signal is
received on the DSX-1
interface. DTE has
detected a LOS or OOF
condition.
H Check that the DSX-1 cable is
securely attached at both
ends.
H Check the status of the
attached equipment.
Yellow at Network 1 A yellow alarm signal is
received on the network
interface.
H Network cable problem.
H T1 facility problem.
H Check that your network cable
is securely attached at both
ends.
H Contact your network provider.
1
nnnn indicates a DLCI number of 16 through 1007.
2
frame relay link is one of the following:
– Net1-FR1. The frame relay link specified for the network interface, Network 1.
– Port-1. The frame relay link associated with the user data port.