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The following table lists and describes the SCCP GT management primitives supported by the DSC Platform.

Management Primitives

Message Type Direction Type Description
N-GT-PC-REGISTRATIONRequest/Response Registration of PC user.
N-GT-PC-DEREGISTRATIONRequest/Response Deregistration of PC user.
N-GT-LPCIndication Sent by SCCP to notify the SCCP GT application of the local point code (LPC).
N-GT-CR (not supported)Request/Indication Connection oriented request.

N-GT-CC (not supported)

Request/Indication Connection confirm message for connection oriented.
N-GT-CREF (not supported)Request/Indication Connection refuse message for connection oriented.

N-GT-PC-REGISTRATION

This primitive registers an SCCP GT application to SCCP for a given PC for GT-routed traffic. The following table lists and describes the N-GT-PC-REGISTRATION parameters.

N-GT-PC-REGISTRATION Parameters

Parameter Req Resp Description
SCCP-PCSSN-KEY M M Unique identifier for the key. The SSN is set to 0 and is not used.
SCCP-KEY-STATUS N/A M Success or failure status.

N-GT-PC-DEREGISTRATION

This primitive deregisters an SCCP GT application from SCCP for a given PC for GT routed traffic. The following table lists and describes the N-GT-PC-DEREGISTRATION parameters.

N-GT-PC-DEREGISTRATION Parameters

Parameter Req Resp
SCCP-PCSSN-KEY M M
SCCP-KEY-STATUS N/A M



N-GT-LPC

This management primitive is sent by the SCCP to notify the SCCP GT application of the system’s local point code.The following table lists and describes the N-GT-LPC parameter.

N-GT-LPC Parameter

Parameter Indication Description
SCCP-AFFECTED-DPC M Local point code.

N-GT-CR

This management primitive is a connection oriented connection request. The request is sent from the application. The Indication message is sent from SCCP. The N-GT-CR primitive is not supported at this time.

N-GT-CC

This management primitive is a connection confirmation message. The N-GT-CC primitive is not supported at this time.

N-GT-CREF

This management primitive is a connection refusal message. The N-GT-CREF primitive is not supported at this time.


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