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SS7 Programmer’s Manual for SPCI2, SPCI4 and CPM8 Issue 2 Page 81

5.4.7 MTP Status Indication

Synopsis:

This primitive is used by level 3 to indicate to the user the partial inability of

providing the MTP service to the specified destination.

Message Format:

MESSAGE HEADER

FIELD NAME MEANING

type MTP_MSG_STATUS (0x8405)

user_part_reference

src MTP_TASK_ID

dst

User Part Module ID

rsp_req

hclass

status

1 Remote User Unavailable

2 Signalling Network Congestion

err_info

len

PARAMETER AREA

OFFSET SIZE NAME

0 4 Affected destination point code.

4 2 Congestion status (if status = 0x02).

Description:

This message is sent by MTP3 to each user part that has been enabled in the

event that a destination signalling point becomes congested. It is also sent to

the local user part in the event that the remote user part is unavailable.

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Welltech SPCI2S Intel NetStructure SS7 Boards Bedienungsanleitung Seite 81