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4 Message Reference

4.5 Status Request Messages

Status request messages can be used to poll the status of modules or systems running

on the board.

The messages in the status request category include:

 LIU_MSG_R_STATE - LIU State Request

 LIU_MSG_R_STATS - LIU Read Statistics Request

 MGT_MSG_R_BRDINFO - Read Board Info Request

4.5.1 LIU_MSG_R_STATE - LIU State Request

Synopsis

Message sent by the application to read the current state of a Line Interface Unit (LIU).

Format

MESSAGE HEADER

Field Name

Meaning

type

LIU_MSG_R_STATE (0x5e39)

liu_id

src

Sending Module ID

dst

MVD_TASK_ID (0x10)

rsp_req

used to request a confirmation

hclass

status

Status Response (if confirmation requested)

err_info

len

PARAMETER AREA

Offset

Size

Name

state

Description

This message is sent to the DSI SPCI Board to read the current operating state of a

Line Interface Unit.

The user should always request a confirmation message. This indicates success by

status of zero and contains the current state in the parameter area of the message.

Parameters

state

The current state of the LIU from the following table:

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Dialogic DSI SPCI Network Interface Boards Especificaciones Pagina 66