Dialogic DSI SPCI Network Interface Boards Dokumentacja Pobierz pdf (Strona 46)

4 Message Reference

Note: This message provides an alternative approach for controlling switching through the CT bus

switch allowing connections to the CT bus to be utilized only as required (rather than being

set up at initialization time).

Format

MESSAGE HEADER

Field Name

Meaning

type

MVD_MSG_SC_CONNECT (0x7e1f)

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

local_stream

local_slot

mode

source_stream

source_slot

dest_stream

dest_slot

pattern

Description

This message is sent to the DSI SPCI Board to control the CT bus switch. Several

different actions can be performed depending on the value of the mode parameter,

these are CT bus to local bus connection, local bus to CT bus connection, duplex

connection between CT bus, and local bus and duplex connection between local bus

timeslots.

The confirmation message (if requested) indicates success by status of zero.

Parameters

The following table depicts which parameters are required for each of the seven

different modes. (* = parameter is required)

Mode

Required Parameters

local st

local ts

source st

source ts

dest st

dest ts

pattern

1 2 ... 41 42 43 44 45 46 47 48 49 50 51 ... 73 74

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