Error Messages

Administration

Error Messages from the LCS60 Fiber Interface

The following sections identify error messages you may see when executing the commands that make outgoing calls over the Host Interface.

Console Error Messages

The error messages that may appear on the console as a result of errors detected in the CommKit Host Interface software and hardware are included below.

Messages that begin with the string:

dkhs0:

are printed by the dkhs driver and refer to the specified interface or unit device. 0 is the interface number.

Messages that begin with the string:

dkux0:

are printed by the dkux STREAMS module and refer to the specified circuit or channel.

Hardware Error Messages

If the CPM-HS module in the data switch node goes out of service after the data switch interface server is started, if the CPM-HS is removed from service during operation, or if a power failure occurs on the data switch node, the following error message will appear on the LCS60 system console indicating the loss in communication with the data switch.

NOTICE: dkhs0: Interface is down: REASONS

The error indicates the software on the interface board has stopped running for one of the following REASONS:

˜ALIVE_S The fiber datalink between the LCS60 and the CPM-HS unexpectedly went down. This could be caused by tampering or by a hardware failure. Try manually restarting the interface.

RX-SYNC

The optical receiver on the VMEDKHS board in the LCS60 lost

 

synchronization with the data stream transmitted from the

 

CPM-HS. The probable cause of this failure is tampering with

 

the loop-back switch on the CPM-HS paddle board at the data

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