Name: AudioCodes Mediant 3000
Brand: AudioCodes
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User's Manual 426 Document #: LTRT-89730

Mediant 3000

21.1 Call Processing Summary

The device's call processing for Gateway calls is shown in the following flowcharts.



IP-to-Tel Call:

Figure 21-1: IP-to-Tel Call Processing Flowchart

Default Chapter3
- Table of Contents3
- Abbreviations and Terminology19
- Customer Support19
- Weee Eu Directive19
- Related Documentation20
1 Introduction25
- Product Overview25
  - Functional Block Diagrams27
  - SIP Overview28
- Typographical Conventions32
- Getting Familiar with Configuration Concepts and Terminology33
  - SBC Application33
  - Gateway Application37
Getting Started with Initial Connectivity41
2 Introduction43
3 Default OAMP IP Address45
4 Configuring Voip LAN Interface for OAMP47
- Web Interface47
- Cli49
- Bootp/Tftp Server51
5 Configuring an IP Address for Mediant 3000 HA53
Management Tools57
6 Introduction59
7 Web-Based Management61
- Getting Acquainted with the Web Interface61
- Viewing the Home Page79
- Mediant80
- Configuring Web User Accounts82
  - Basic User Accounts Configuration83
  - Advanced User Accounts Configuration85
- Displaying Login Information Upon Login89
- Configuring Web Security Settings90
  - Configuring Secured (HTTPS) Web90
  - Configuring Web Session and Access Settings90
- Web Login Authentication Using Smart Cards92
- Configuring Web and Telnet Access List93
8 CLI-Based Management95
- Enabling CLI95
  - Enabling Telnet for CLI95
  - Enabling SSH with RSA Public Key for CLI96
- Configuring Maximum Telnet/Ssh Sessions98
- Establishing a CLI Session98
- Command Shell99
9 SNMP-Based Management107
- Enabling SNMP107
- Configuring SNMP Community Strings108
- Configuring SNMP Trap Destinations110
- Configuring SNMP Trusted Managers111
- Configuring SNMP V3 Users112
10 INI File-Based Management115
- INI File Format115
- Configuring an Ini File118
- Loading an Ini File to the Device119
- Secured Encoded Ini File119
- Configuring Password Display in Ini File120
- INI Viewer and Editor Utility120
General System Settings121
11 Configuring SSL/TLS Certificates123
- Configuring TLS Certificate Contexts123
- Assigning CSR-Based Certificates to TLS Contexts127
- Assigning Externally Created Private Keys to TLS Contexts129
- Generating Private Keys for TLS Contexts130
- Creating Self-Signed Certificates for TLS Contexts131
- Importing Certificates and Certificate Chain into Trusted Certificate Store132
- Configuring Mutual TLS Authentication134
  - TLS for SIP Clients134
  - TLS for Remote Device Management134
- Configuring TLS Server Certificate Expiry Check136
12 Date and Time137
- Configuring Automatic Date and Time Using SNTP137
- Configuring Date and Time Manually138
- Configuring the Time Zone139
- Configuring Daylight Saving Time139
General Voip Configuration141
13 Network143
- Ethernet Interface Configuration143
- Ethernet Interface Redundancy144
- Configuring IP Network Interfaces145
- Configuring Static IP Routes154
  - Configuration Example of Static IP Routes155
  - Troubleshooting the Routing Table156
- Configuring Quality of Service157
- Configuring ICMP Messages159
- Dns160
  - Configuring the Internal DNS Table160
  - Configuring the Internal SRV Table161
- Configuring NFS Settings163
- Network Address Translation Support165
  - Device Located Behind NAT165
  - Remote UA Behind NAT169
    - SIP Signaling Messages169
    - Media (RTP/RTCP/T.38)169
- Robust Receipt of Media Streams by Media Latching172
- Multiple Routers Support172
- IP Multicasting172
14 Security173
- Configuring Firewall Settings173
- Mediant173
- Configuring General Security Settings177
- Intrusion Detection System178
- Ipsec and Internet Key Exchange186
15 Media193
- Configuring Voice Settings193
- Fax and Modem Capabilities196
- Configuring RTP/RTCP Settings211
- Event Detection and Notification Using X-Detect Header216
- Answering Machine Detection (AMD)221
  - Configuring AMD224
  - Enabling IP-To-Tel Call Disconnection Upon Detection of Answering Machine225
- Automatic Gain Control (AGC)225
- Configuring Various Codec Attributes226
- Configuring DSP Templates227
- Configuring Media (SRTP) Security228
16 Services231
- SIP-Based Media Recording231
- RADIUS-Based Services238
- LDAP-Based Management and SIP Services246
- Least Cost Routing273
  - Overview273
  - Configuring LCR275
- HTTP-Based Remote Services279
- Configuring Call Setup Rules287
  - Call Setup Rule Examples290
- Enhanced 9-1-1 Support for Lync Server292
17 Quality of Experience307
- Reporting Voice Quality of Experience to SEM307
- Configuring Quality of Experience Profiles309
- Configuring Bandwidth Profiles313
- Configuring Media Enhancement Profiles316
18 Control Network319
- Configuring Media Realms319
  - Configuring Remote Media Subnets322
  - Configuring Media Realm Extensions324
- Configuring Srds326
- Configuring SIP Interfaces337
- Configuring IP Groups343
- Configuring Proxy Sets355
19 SIP Definitions363
- Configuring SIP Parameters363
- Configuring Registration Accounts363
  - Regular Registration Mode366
  - Single Registration for Multiple Phone Numbers Using GIN366
- Configuring Proxy and Registration Parameters368
  - SIP Message Authentication Example369
- Configuring SIP Message Manipulation371
- Configuring SIP Message Policy Rules377
20 Coders and Profiles381
- Configuring Default Coders381
- Configuring Coder Groups385
- Configuring Tel Profile388
- Configuring IP Profiles391
Gateway Application423
21 Introduction425
- Call Processing Summary426
22 Digital PSTN429
- Configuring Trunk Settings429
- TDM and Timing432
- Configuring Transmission Settings437
- Configuring CAS State Machines439
- Configuring Digital Gateway Parameters441
- Tunneling Applications443
  - TDM Tunneling443
    - DSP Pattern Detector446
  - QSIG Tunneling446
- ISDN Non-Facility Associated Signaling (NFAS)448
- ISDN Overlap Dialing451
  - Collecting ISDN Digits and Sending Complete Number in SIP451
  - Interworking ISDN Overlap Dialing with SIP According to RFC 3578452
- Redirect Number and Calling Name (Display)454
- SDH / SONET Configuration454
  - Trunk Numbering (KLM Numbering)455
    - E1 Trunk Enumeration (SDH Mappings)455
    - T1 Trunk Enumeration (Sonet Mappings)457
23 Trunk Groups461
- Configuring Trunk Groups461
- Configuring Trunk Group Settings Table463
24 Manipulation469
- Configuring General Settings469
- Configuring Source/Destination Number Manipulation Rules469
- Manipulating Number Prefix475
- SIP Calling Name Manipulations476
- Configuring Redirect Number IP to Tel479
- Manipulating Redirected and Diverted Numbers for Call Diversion483
- Mapping NPI/TON to SIP Phone-Context484
- Configuring Release Cause Mapping486
- Numbering Plans and Type of Number494
25 Routing495
- Configuring General Routing Parameters495
- Configuring Tel-To-IP Routing Rules496
- Configuring IP-To-Trunk Group Routing Rules505
- Configuring a Gateway Routing Policy Rule510
- IP Destinations Connectivity Feature511
- Alternative Routing for Tel-To-IP Calls513
- Alternative Routing for IP-To-Tel Calls518
26 Configuring DTMF and Dialing523
- Dialing Plan Features523
  - Digit Mapping523
  - External Dial Plan File525
- Interworking Keypad Dtmfs for SIP-To-ISDN Calls526
27 Configuring Supplementary Services527
- Call Hold and Retrieve528
- Call Transfer528
- Call Forward530
- Message Waiting Indication531
- Emergency E911 Phone Number Services532
  - Pre-Empting Existing Calls for E911 IP-To-Tel Calls532
- Multilevel Precedence and Preemption533
  - MLPP Preemption Events in SIP Reason Header535
  - Precedence Ring Tone536
- Detecting Collect Calls536
- Advice of Charge Services for Euro ISDN537
- Configuring Charge Codes539
- Configuring Voice Mail541
- Converting Accented Characters from IP to Tel542
Session Border Controller Application545
28 SBC Overview547
- Feature List547
- B2BUA and Stateful Proxy Operating Modes549
- Call Processing of SIP Dialog Requests552
- User Registration554
- Media Handling557
- Fax Negotiation and Transcoding567
- Limiting SBC Call Duration568
- SBC Authentication568
  - SIP Authentication Server Functionality568
  - User Authentication Based on RADIUS569
- Interworking SIP Signaling570
29 Enabling the SBC Application581
30 Configuring General SBC Settings583
- Interworking Dialog Information in SIP NOTIFY Messages583
31 Configuring Admission Control587
32 Configuring Coder Groups591
- Configuring Allowed Audio Coder Groups591
- Configuring Allowed Video Coder Groups592
33 Routing SBC595
- Configuring Classification Rules595
  - Classification Based on URI of Selected Header Example601
- Configuring Message Condition Rules602
- Configuring SBC IP-To-IP Routing603
- Configuring SIP Response Codes for Alternative Routing Reasons614
- Configuring SBC Routing Policy Rules616
34 SBC Manipulations621
- Configuring IP-To-IP Inbound Manipulations623
- Configuring IP-To-IP Outbound Manipulations627
35 Configuring Dial Plans633
- Importing and Exporting Dial Plans637
- Creating Dial Plan Files638
- Using Dial Plan Tags for IP-To-IP Routing638
  - Dial Plan Backward Compatibility640
- Using Dial Plan Tags for Outbound Manipulation642
36 Advanced SBC Features643
- Configuring Call Preemption for SBC Emergency Calls643
- Emergency Call Routing Using LDAP to Obtain ELIN644
- Call Forking645
- Call Survivability647
- Alternative Routing on Detection of Failed SIP Response652
- Active SBC Call Continuity During HA Blade Switchover652
High-Availability Mode653
37 HA Overview655
- Initialization Process656
- Configuration Stages656
- Blade Failure Detection658
38 Network Interfaces and Mediant 3000 High Availability659
- Mediant 3000 Internal Link659
- Example of Multiple Interface Configuration659
39 Physical Network Separation Mode661
- Configuring Physical Network Separation662
- Disabling Physical Network Separation663
40 Viewing HA Status on Home Page665
Maintenance667
41 Basic Maintenance669
- Resetting the Device669
- Remotely Resetting Device Using SIP NOTIFY671
- Locking and Unlocking the Device671
- Saving Configuration672
42 High Availability Maintenance673
- Initiating an HA Switchover673
- Resetting the Redundant Unit673
43 Channel Maintenance675
- Restarting a B-Channel675
- Locking and Unlocking Trunk Groups675
44 Software Upgrade677
- Auxiliary Files677
- Software License Key697
  - Obtaining the Software License Key File697
  - Installing the Software License Key698
- Software Upgrade Wizard701
45 Backing up and Loading Configuration File707
46 Automatic Provisioning709
- Automatic Configuration Methods709
- HTTP/S-Based Provisioning Using the Automatic Update Feature716
47 Restoring Factory Defaults729
- Restoring Factory Defaults through CLI729
- Restoring Factory Defaults through Web Interface729
- Restoring Defaults through Ini File730
Status, Performance Monitoring and Reporting731
48 System Status733
- Viewing Device Information733
- Viewing Ethernet Port Information733
- Viewing Timing Module Information735
- Viewing Hardware Components Status735
49 Carrier-Grade Alarms737
- Viewing Active Alarms737
- Viewing History Alarms737
50 Performance Monitoring739
- Viewing MOS Per Media Realm739
- Viewing Trunk Utilization740
- Viewing Quality of Experience741
- Viewing Average Call Duration743
51 Voip Status745
- Viewing Trunks & Channels Status745
- Viewing NFAS Groups and D-Channel Status747
- Viewing Active IP Interfaces748
- Viewing Static Routes Status748
- Viewing Performance Statistics749
- Viewing Call Counters749
- Viewing Registered Users751
- Viewing Registration Status752
- Viewing Call Routing Status753
- Viewing IP Connectivity754
52 Reporting Information to External Party757
- Configuring RTCP XR757
- Generating Call Detail Records761
- Configuring RADIUS Accounting779
- Querying Device Channel Resources Using SIP OPTIONS786
Diagnostics787
53 Syslog and Debug Recording789
- Configuring Log Filter Rules789
  - Filtering IP Network Traces793
- Configuring Syslog794
- Configuring Debug Recording805
54 Self-Testing807
55 Creating Core Dump and Debug Files Upon Device Crash809
56 Testing SIP Signaling Calls811
- Configuring Test Call Endpoints811
- Starting and Stopping Test Calls816
- Viewing Test Call Statistics817
- Configuring DTMF Tones for Test Calls818
- Configuring Basic Test Call819
- Configuring SBC Test Call with External Proxy820
- Test Call Configuration Examples821
Appendix825
57 Dialing Plan Notation for Routing and Manipulation827
58 Configuration Parameters Reference831
- Management Parameters831
- Networking Parameters846
- Debugging and Diagnostics Parameters856
- Security Parameters867
- Quality of Experience Parameters877
- Control Network Parameters880
  - IP Group, Proxy, Registration and Authentication Parameters880
  - Network Application Parameters890
- General SIP Parameters892
- Coders and Profile Parameters920
- Channel Parameters923
- Gateway Application Parameters935
- SBC Parameters1030
  - Supplementary Services1044
- Standalone Survivability Parameters1044
- IP Media Parameters1048
- Services1052
59 SBC and DSP Channel Capacity1061
- Signaling-Media Sessions & User Registrations1061
60 Technical Specifications1067

AudioCodes Mediant 3000 User Manual

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Brand	AudioCodes
Model	Mediant 3000
Category	Gateway
Language	English