Technical Manual
U-SYS MRS6100 Media Resource Server
Chapter 5 MGCP and SIP
Huawei Technologies Proprietary
5-26
The 1st line: the OperationRequest command. The endpoint is ms/cnf/1, and the
domain name is mrs6100.com.
The 2nd line: The request identifier is 1e000424, used to correlate this request with
notifications that it triggers.
The 3rd line: Request events include the oc (operation complete) event and the of
(operation fail) event in packet A.
The 4th line: The signal tone is the pa (play announcement) event in packet BAU. The
voice is HWF001000B. The playing language is Chinese. The parameter it indicates
the announcement playing is carried out for 20 times. The parameter iv indicates that
the announcement playing interval is one second.
z RQNT_ACK encoding
200 170983909 OK
The field 200 indicates the successful receipt of the command. 170983909 is a
transaction identifier that is the same as the transaction identifier contained in the
command that triggers this response. OK is a comment. It indicates that MG has
received and is executing the request.
3) Event 3: After playing announcements, MRS sends the NTFY command to MGC
to notify it of the completion.
z NTFY encoding
NTFY 170983911 ms/cnf/1@mr6100.com MGCP 1.0
X:1e000424
O:oc
The 1st line: the Notify command. The endpoint is ms/cnf/1, and the domain name is
mrs6100.com.
The 2nd line: The request identifier is 1e000424. The value is the same as the value
of the parameter contained in the RQNT command that triggers this notification. It is
used to correlate the RQNT command with the NTFY command.
The 3rd line: The oc event is detected.
z NTFY ACK encoding
200 170983911 OK
The field 200 indicates the successful receipt of the command. 170983911 is a
transaction identifier, the same as the transaction identifier contained in the command
that triggers this response. OK is a comment. It indicates that MG has received and is
executing the request.
4) Event 4: MGC sends a DLCX command to MRS, requesting to delete the
existing connection.
z DLCX encoding
DLCX 171000292 ms/cnf/1@mr6100.com MGCP 1.0
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