CHAPTER 15 Media
Mediant 4000 SBC | User's Manual
Content-Length: 34
Type= PTT
SubType= SPEECH-START
c.
Upon detection of the end of voice (i.e., end of the greeting message of the answering
machine), the device sends the following INFO message to the application server:
INFO sip:[email protected]:5060 SIP/2.0
Via: SIP/2.0/UDP 172.22.168.249;branch=z9hG4bKac482466515
Max-Forwards: 70
From: sut <sip:[email protected]:5060>;tag=1c419779142
To: sipp <sip:[email protected]:5060>;tag=1
Call-ID: [email protected]
CSeq: 1 INFO
Contact: <sip:[email protected]>
Supported: em,timer,replaces,path,resource-priority
Allow:
REGISTER,OPTIONS,INVITE,ACK,CANCEL,BYE,NOTIFY,PRACK,REFER,I
NFO,SUBSCRIBE,UPDATE
User-Agent: AudioCodes-Sip-Gateway/7.20A.252.011
Content-Type: application/x-detect
Content-Length: 34
Type= PTT
SubType= SPEECH-END
d.
The application server sends its message to leave on the answering message.
■
Example 2:
This example shows a SIP call flow for event detection and notification of the
beep of an answering machine:
a.
The device receives a SIP message containing the X-Detect header from the remote
application requesting beep detection:
INVITE sip:[email protected];user=phone SIP/2.0
Via: SIP/2.0/UDP 10.33.2.53;branch=z9hG4bKac5906
Max-Forwards: 70
From: "anonymous" <sip:[email protected]>;tag=1c25298
To: <sip:[email protected];user=phone>
Call-ID: [email protected]
CSeq: 1 INVITE
Contact: <sip:[email protected]>
X-Detect: Request=AMD,CPT
b.
The device sends a SIP response message to the remote party, listing the events in the X-
Detect header that it can detect:
SIP/2.0 200 OK
Via: SIP/2.0/UDP 10.33.2.53;branch=z9hG4bKac5906
From: "anonymous" <sip:[email protected]>;tag=1c25298
To: <sip:[email protected];user=phone>;tag=1c19282
Call-ID: [email protected]
CSeq: 1 INVITE
Contact: <sip:[email protected]>
X-Detect: Response=AMD,CPT
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Содержание Mediant 4000 SBC
Страница 1: ...User s Manual AudioCodes Series of Session Border Controllers SBC Mediant 4000 SBC Version 7 2...
Страница 40: ...Part I Getting Started with Initial Connectivity...
Страница 48: ...Part II Management Tools...
Страница 113: ...Part III General System Settings...
Страница 118: ...Part IV General VoIP Configuration...
Страница 525: ...Part V Session Border Controller Application...
Страница 654: ...Part VI Cloud Resilience Package...
Страница 663: ...Part VII High Availability System...
Страница 685: ...Part VIII Maintenance...
Страница 759: ...Part IX Status Performance Monitoring and Reporting...
Страница 844: ...Part X Diagnostics...
Страница 888: ...Part XI Appendix...
Страница 1036: ...This page is intentionally left blank CHAPTER 62 Technical Specifications Mediant 4000 SBC User s Manual 1003...