Dialogic DSI SS7MD, Руководство программиста

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6 Message Reference
6.7.5 MVD_MSG_LIU_STATUS – LIU Status Indication
Synopsis
Message issued by the board to provide notification of changes in LIU status.
Format
Description
This message is issued by the board for every change of state on the trunk interface.
The MVD_MSG_LIU_STATUS message header uses the following parameters:
•
liu_id
The identity of the Line Interface Unit (LIU) to which the status indication applies.
•
liu_status
The LIU status. The following table shows the possible values and their meanings.
MESSAGE HEADER
Field Name Meaning
type MVD_MSG_LIU_STATUS (0x0e01)
id liu_id (in the range 0 to one less than the number of LIUs)
src MVD_module_ID
dst MGMT_module_ID
rsp_req 0
hclass 0
status liu_status (see below)
err_info Reserved for future use.
len 0
Value Mnemonic State
10 LIUS_SYNC_LOSS Frame Sync Loss
11 LIUS_IN_SYNC Frame Sync OK
12 LIUS_AIS AIS Detected
13 LIUS_AIS_CLRD AIS Cleared
14 LIUS_REM_ALARM Remote Alarm
15 LIUS_REM_ALM_CLRD Remote Alarm Cleared
16 LIUS_IN_MFSYNC In Multiframe Sync
17 LIUS_MFSYNC_LOSS Multiframe Sync Loss
20 LIUS_PCM_LOSS PCM Loss
21 LIUS_PCM_OK PCM Restored