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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