Welltech SPCI2S Intel NetStructure SS7 Boards - Manual (Page 79)

SS7 Programmer’s Manual for SPCI2, SPCI4 and CPM8 Issue 2 Page 79
5.4.5 MTP Pause Indication
Synopsis:
Primitive request issued by MTP3 to indicate the inability of providing the MTP
service to the specified point code.
Message Format:
MESSAGE HEADER
FIELD NAME MEANING
type MTP_MSG_PAUSE (0x8403)
id user_part_reference
src MTP_TASK_ID
dst
User Part Module ID
rsp_req 0
hclass 0
status 0
err_info 0
len 4
PARAMETER AREA
OFFSET SIZE NAME
0 4 dpc
Description:
This message is sent by the board to each user part that has been enabled in
the event that there is no signalling route available to convey messages to the
destination point code specified. On receipt of the message the user part
should stop sending MSUs destined for the affected signalling point to the
board until a subsequent MTP Resume Indication is received.
Parameter Description:
dpc - destination point code
The destination point code of the affected signalling point.