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Translating q.931 to simple message interface – Dialogic 6.2 User Manual

Page 327

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Translating Q.931 to Simple Message Interface

November 2009

327

Translating Q.931 to Simple Message Interface

Table 14

translates Q.931 messages to the appropriate Simple

Message Interface (SMI) message and compares them to their

corresponding message.

Table 14. Q.931 Message Comparison Table

Q.931Message

BSMI Message(L4L3m)

BSMI Message (L3L4m)

ALERTing

ALERTING_REQUEST

ALERTING

CALL PROCeeding

CALL_PROCEEDING_

REQUEST

CALL_PROCEEDING

CONNect

CONNECT_REQUEST

CONNECT

CONNect ACKnowledge

nothing

CONN_ACK_IND

PROGress

PROGRESS_REQUEST

PROGRESS

SETUP

CALL_REQUEST

SETUP_IND

SETUP ACKnowledge

SETUP_ACK_REQUEST

SETUP_ACK

RESume

RESUME_REQUEST

RESUME_REQUEST

RESume REJect

RESUME_REJECT

RESUME_REJECT

SUSPend

SUSPEND_REQUEST

SUSPEND_REQUEST

SUSPend ACKnowledge

SUSPEND_ACK

SUSPEND_ACK

SUSPend REJect

SUSPEND_REJECT

SUSPEND_REJECT

USER INFOmation

USER_INFO

USER_INFO

DISConnect

CLEAR_REQUEST

DISCONNECT

RELease

CLEAR_REQUEST

CLEAR_REQUEST

RELease COMPlete

nothing

CLEAR_REQUEST
Note:

If l43.data.enable_
protocol.level3.cnf

g.q931.release_

complete_control

is

set, CLEAR_REQUEST
will send this message.

RESTart

RESTART

CLEAR_WITH_RESTART_

REQUEST or RESTART