AudioCodes Mediant 3000 User manual

User's Manual
Mediant 3000
Media Gateway & Enterprise Session Border
Controller (E-SBC)
Version 7.0

Version 7.0 3 Mediant 3000
User's Manual Contents
Table of Contents
1Introduction .......................................................................................................25
1.1 Product Overview.................................................................................................25
1.1.1 Functional Block Diagrams......................................................................................27
1.1.2 SIP Overview...........................................................................................................28
1.2 Typographical Conventions..................................................................................32
1.3 Getting Familiar with Configuration Concepts and Terminology............................33
1.3.1 SBC Application.......................................................................................................33
1.3.2 Gateway Application................................................................................................37
Getting Started with Initial Connectivity................................................................41
2Introduction .......................................................................................................43
3Default OAMP IP Address.................................................................................45
4Configuring VoIP LAN Interface for OAMP .....................................................47
4.1 Web Interface.......................................................................................................47
4.2 CLI .......................................................................................................................49
4.3 BootP/TFTP Server..............................................................................................51
5Configuring an IP Address for Mediant 3000 HA............................................53
Management Tools..................................................................................................57
6Introduction .......................................................................................................59
7Web-Based Management..................................................................................61
7.1 Getting Acquainted with the Web Interface...........................................................61
7.1.1 Computer Requirements..........................................................................................61
7.1.2 Accessing the Web Interface...................................................................................62
7.1.3 Areas of the GUI......................................................................................................63
7.1.4 Toolbar Description..................................................................................................64
7.1.5 Navigation Tree .......................................................................................................65
7.1.5.1 Displaying Navigation Tree in Basic and Full View..................................65
7.1.5.2 Showing / Hiding the Navigation Pane.....................................................66
7.1.6 Working with Configuration Pages ..........................................................................67
7.1.6.1 Accessing Pages......................................................................................67
7.1.6.2 Viewing Parameters.................................................................................67
7.1.6.3 Modifying and Saving Parameters...........................................................69
7.1.7 Working with Tables ................................................................................................70
7.1.7.1 Table Toolbar Description........................................................................71
7.1.7.2 Toggling Display Mode of Table Dialog Boxes ........................................72
7.1.7.3 Scrolling through Table Pages.................................................................72
7.1.7.4 Searching Table Entries...........................................................................73
7.1.7.5 Sorting Tables by Column........................................................................73
7.1.8 Searching for Configuration Parameters.................................................................74
7.1.9 Creating a Login Welcome Message.......................................................................76
7.1.10 Getting Help.............................................................................................................77
7.1.11 Logging Off the Web Interface.................................................................................78
7.2 Viewing the Home Page.......................................................................................79

User's Manual 4 Document #: LTRT-89730
Mediant 3000
7.3 Configuring Web User Accounts...........................................................................82
7.3.1 Basic User Accounts Configuration.........................................................................83
7.3.2 Advanced User Accounts Configuration..................................................................85
7.4 Displaying Login Information upon Login..............................................................89
7.5 Configuring Web Security Settings.......................................................................90
7.5.1 Configuring Secured (HTTPS) Web........................................................................90
7.5.2 Configuring Web Session and Access Settings ......................................................90
7.6 Web Login Authentication using Smart Cards.......................................................92
7.7 Configuring Web and Telnet Access List..............................................................93
8CLI-Based Management....................................................................................95
8.1 Enabling CLI.........................................................................................................95
8.1.1 Enabling Telnet for CLI............................................................................................95
8.1.2 Enabling SSH with RSA Public Key for CLI.............................................................96
8.2 Configuring Maximum Telnet/SSH Sessions ........................................................98
8.3 Establishing a CLI Session...................................................................................98
8.4 Command Shell....................................................................................................99
8.4.1 Getting Familiar with the Command Shell...............................................................99
8.4.1.1 Basic Command Shell Commands ..........................................................99
8.4.1.2 Accessing Subdirectories.........................................................................99
8.4.2 Status Commands.................................................................................................100
8.4.3 Ping Command......................................................................................................102
8.4.4 Test Call (TC) Commands.....................................................................................103
8.4.5 Management Commands ......................................................................................104
8.4.6 Configuration Commands......................................................................................104
8.4.7 PSTN Commands..................................................................................................105
8.4.8 LDAP Commands..................................................................................................106
9SNMP-Based Management.............................................................................107
9.1 Enabling SNMP..................................................................................................107
9.2 Configuring SNMP Community Strings...............................................................108
9.3 Configuring SNMP Trap Destinations.................................................................110
9.4 Configuring SNMP Trusted Managers................................................................111
9.5 Configuring SNMP V3 Users..............................................................................112
10 INI File-Based Management............................................................................115
10.1 INI File Format....................................................................................................115
10.1.1 Configuring Individual ini File Parameters.............................................................115
10.1.2 Configuring Table ini File Parameters...................................................................115
10.1.3 General ini File Formatting Rules..........................................................................117
10.2 Configuring an ini File.........................................................................................118
10.3 Loading an ini File to the Device.........................................................................119
10.4 Secured Encoded ini File....................................................................................119
10.5 Configuring Password Display in ini File.............................................................120
10.6 INI Viewer and Editor Utility................................................................................120
General System Settings ......................................................................................121
11 Configuring SSL/TLS Certificates..................................................................123
11.1 Configuring TLS Certificate Contexts..................................................................123

Version 7.0 5 Mediant 3000
User's Manual Contents
11.2 Assigning CSR-based Certificates to TLS Contexts............................................127
11.3 Assigning Externally Created Private Keys to TLS Contexts...............................129
11.4 Generating Private Keys for TLS Contexts.........................................................130
11.5 Creating Self-Signed Certificates for TLS Contexts ............................................131
11.6 Importing Certificates and Certificate Chain into Trusted Certificate Store..........132
11.7 Configuring Mutual TLS Authentication...............................................................134
11.7.1 TLS for SIP Clients................................................................................................134
11.7.2 TLS for Remote Device Management...................................................................134
11.8 Configuring TLS Server Certificate Expiry Check ...............................................136
12 Date and Time..................................................................................................137
12.1 Configuring Automatic Date and Time using SNTP ............................................137
12.2 Configuring Date and Time Manually..................................................................138
12.3 Configuring the Time Zone.................................................................................139
12.4 Configuring Daylight Saving Time.......................................................................139
General VoIP Configuration..................................................................................141
13 Network............................................................................................................143
13.1 Ethernet Interface Configuration.........................................................................143
13.2 Ethernet Interface Redundancy..........................................................................144
13.3 Configuring IP Network Interfaces......................................................................145
13.3.1 Assigning NTP Services to Application Types ......................................................150
13.3.2 Multiple Interface Table Configuration Summary and Guidelines.........................150
13.3.3 Networking Configuration Examples .....................................................................151
13.3.3.1 One VoIP Interface for All Applications..................................................151
13.3.3.2 VoIP Interface per Application Type.......................................................151
13.3.3.3 VoIP Interfaces for Combined Application Types ..................................152
13.3.3.4 VoIP Interfaces with Multiple Default Gateways ....................................153
13.4 Configuring Static IP Routes...............................................................................154
13.4.1 Configuration Example of Static IP Routes ...........................................................155
13.4.2 Troubleshooting the Routing Table .......................................................................156
13.5 Configuring Quality of Service ............................................................................157
13.6 Configuring ICMP Messages..............................................................................159
13.7 DNS ...................................................................................................................160
13.7.1 Configuring the Internal DNS Table.......................................................................160
13.7.2 Configuring the Internal SRV Table.......................................................................161
13.8 Configuring NFS Settings...................................................................................163
13.9 Network Address Translation Support ................................................................165
13.9.1 Device Located behind NAT..................................................................................165
13.9.1.1 Configuring STUN..................................................................................166
13.9.1.2 Configuring a Static NAT IP Address for All Interfaces..........................167
13.9.1.3 Configuring NAT Translation per IP Interface........................................167
13.9.2 Remote UA behind NAT........................................................................................169
13.9.2.1 SIP Signaling Messages ........................................................................169
13.9.2.2 Media (RTP/RTCP/T.38)........................................................................169
13.10Robust Receipt of Media Streams by Media Latching.........................................172
13.11Multiple Routers Support....................................................................................172
13.12IP Multicasting....................................................................................................172

User's Manual 6 Document #: LTRT-89730
Mediant 3000
14 Security............................................................................................................173
14.1 Configuring Firewall Settings..............................................................................173
14.2 Configuring General Security Settings................................................................177
14.3 Intrusion Detection System.................................................................................178
14.3.1 Enabling IDS..........................................................................................................179
14.3.2 Configuring IDS Policies........................................................................................179
14.3.3 Assigning IDS Policies...........................................................................................183
14.3.4 Viewing IDS Alarms...............................................................................................184
14.4 IPSec and Internet Key Exchange......................................................................186
14.4.1 Enabling IPSec ......................................................................................................187
14.4.2 Configuring IP Security Proposal Table.................................................................187
14.4.3 Configuring IP Security Associations Table...........................................................188
15 Media................................................................................................................193
15.1 Configuring Voice Settings .................................................................................193
15.1.1 Configuring Voice Gain (Volume) Control .............................................................193
15.1.2 Silence Suppression (Compression).....................................................................194
15.1.3 Configuring Echo Cancellation ..............................................................................194
15.2 Fax and Modem Capabilities ..............................................................................196
15.2.1 Fax/Modem Operating Modes...............................................................................197
15.2.2 Fax/Modem Transport Modes ...............................................................................197
15.2.2.1 T.38 Fax Relay Mode.............................................................................197
15.2.2.2 G.711 Fax / Modem Transport Mode.....................................................200
15.2.2.3 Fax Fallback...........................................................................................200
15.2.2.4 Fax/Modem Bypass Mode......................................................................201
15.2.2.5 Fax / Modem NSE Mode........................................................................202
15.2.2.6 Fax / Modem Transparent with Events Mode ........................................203
15.2.2.7 Fax / Modem Transparent Mode............................................................203
15.2.2.8 RFC 2833 ANS Report upon Fax/Modem Detection .............................204
15.2.3 V.34 Fax Support...................................................................................................204
15.2.3.1 Bypass Mechanism for V.34 Fax Transmission.....................................205
15.2.3.2 Relay Mode for T.30 and V.34 Faxes ....................................................206
15.2.3.3 V.34 Fax Relay for SG3 Fax Machines..................................................206
15.2.4 V.150.1 Modem Relay...........................................................................................208
15.2.5 Simultaneous Negotiation of Fax (T.38) and Modem (V.150.1) Relay..................209
15.2.6 V.152 Support........................................................................................................210
15.3 Configuring RTP/RTCP Settings.........................................................................211
15.3.1 Configuring the Dynamic Jitter Buffer....................................................................211
15.3.2 Comfort Noise Generation.....................................................................................212
15.3.3 Configuring DTMF Transport Types......................................................................213
15.3.4 Configuring RFC 2833 Payload.............................................................................214
15.3.5 Configuring RTP Base UDP Port...........................................................................215
15.4 Event Detection and Notification using X-Detect Header....................................216
15.4.1 SIT Event Detection...............................................................................................217
15.4.2 Detecting Answering Machine Beeps....................................................................218
15.4.3 SIP Call Flow Examples of Event Detection and Notification................................219
15.5 Answering Machine Detection (AMD).................................................................221
15.5.1 Configuring AMD ...................................................................................................224
15.5.2 Enabling IP-to-Tel Call Disconnection upon Detection of Answering Machine.....225
15.6 Automatic Gain Control (AGC) ...........................................................................225
15.7 Configuring Various Codec Attributes.................................................................226
15.8 Configuring DSP Templates...............................................................................227
15.9 Configuring Media (SRTP) Security....................................................................228

Version 7.0 7 Mediant 3000
User's Manual Contents
16 Services ...........................................................................................................231
16.1 SIP-based Media Recording...............................................................................231
16.1.1 Enabling SIP-based Media Recording...................................................................234
16.1.2 Configuring SIP Recording Rules..........................................................................234
16.1.3 Configuring SIP User Part for SRS........................................................................236
16.1.4 Interworking SIP-based Media Recording with Third-Party Vendors....................236
16.1.4.1 Genesys .................................................................................................236
16.1.4.2 Avaya UCID............................................................................................237
16.2 RADIUS-based Services ....................................................................................238
16.2.1 Enabling RADIUS Services ...................................................................................238
16.2.2 Configuring RADIUS Servers ................................................................................238
16.2.3 Configuring Interface for RADIUS Communication ...............................................241
16.2.4 Configuring General RADIUS Parameters............................................................241
16.2.5 RADIUS-based Management User Authentication ...............................................241
16.2.5.1 Setting Up a Third-Party RADIUS Server ..............................................242
16.2.5.2 Configuring RADIUS-based User Authentication...................................243
16.2.5.3 Securing RADIUS Communication ........................................................245
16.2.5.4 RADIUS-based User Authentication in URL..........................................245
16.2.6 RADIUS-based CDR Accounting ..........................................................................245
16.3 LDAP-based Management and SIP Services .....................................................246
16.3.1 Enabling the LDAP Service ...................................................................................247
16.3.2 Enabling LDAP-based Web/CLI User Login Authentication and Authorization.....247
16.3.3 Configuring LDAP Server Groups .........................................................................248
16.3.4 Configuring LDAP Servers.....................................................................................250
16.3.5 Configuring LDAP DNs (Base Paths) per LDAP Server........................................254
16.3.6 Configuring the LDAP Search Filter Attribute........................................................255
16.3.7 Configuring Access Level per Management Groups Attributes.............................256
16.3.8 Configuring the Device's LDAP Cache..................................................................258
16.3.9 Configuring Local Database for Management User Authentication ......................260
16.3.10 LDAP-based Login Authentication Example..........................................................261
16.3.11 Enabling LDAP Searches for Numbers with Characters.......................................265
16.3.12 Active Directory-based Routing for Microsoft Lync ...............................................266
16.3.12.1Querying the AD and Routing Priority....................................................266
16.3.12.2Configuring AD-Based Routing Rules....................................................269
16.3.12.3Querying the AD for Calling Name.........................................................272
16.4 Least Cost Routing.............................................................................................273
16.4.1 Overview................................................................................................................273
16.4.2 Configuring LCR ....................................................................................................275
16.4.2.1 Configuring Cost Groups........................................................................275
16.4.2.2 Configuring Time Bands for Cost Groups..............................................276
16.4.2.3 Assigning Cost Groups to Routing Rules...............................................278
16.5 HTTP-based Remote Services...........................................................................279
16.5.1 Configuring HTTP Services...................................................................................279
16.5.2 Configuring Remote HTTP Hosts..........................................................................282
16.5.3 Centralized Third-Party Routing Server.................................................................284
16.6 Configuring Call Setup Rules..............................................................................287
16.6.1 Call Setup Rule Examples.....................................................................................290
16.7 Enhanced 9-1-1 Support for Lync Server............................................................292
16.7.1 About E9-1-1 Services...........................................................................................292
16.7.2 Microsoft Lync Server and E9-1-1.........................................................................293
16.7.2.1 Gathering Location Information of Lync Clients for 911 Calls................293
16.7.2.2 Adding ELINs to the Location Information Server..................................295
16.7.2.3 Passing Location Information to the PSTN Emergency Provider ..........296
16.7.3 AudioCodes ELIN Device for Lync Server E9-1-1 Calls to PSTN.........................297

User's Manual 8 Document #: LTRT-89730
Mediant 3000
16.7.3.1 Detecting and Handling E9-1-1 Calls.....................................................298
16.7.3.2 Pre-empting Existing Calls for E9-1-1 Calls...........................................300
16.7.3.3 PSAP Callback to Lync Clients for Dropped E9-1-1 Calls .....................300
16.7.3.4 Selecting ELIN for Multiple Calls within Same ERL...............................301
16.7.3.5 Location Based Emergency Routing......................................................302
16.7.4 Configuring AudioCodes ELIN Device...................................................................302
16.7.4.1 Enabling the E9-1-1 Feature..................................................................302
16.7.4.2 Configuring the E9-1-1 Callback Timeout..............................................302
16.7.4.3 Configuring the SIP Release Cause Code for Failed E9-1-1 Calls........303
16.7.4.4 Configuring SBC IP-to-IP Routing Rule for E9-1-1 ................................303
16.7.4.5 Configuring Location-Based Emergency Routing..................................304
16.7.4.6 Viewing the ELIN Table..........................................................................305
17 Quality of Experience......................................................................................307
17.1 Reporting Voice Quality of Experience to SEM...................................................307
17.1.1 Configuring the SEM Server..................................................................................307
17.1.2 Configuring Clock Synchronization between Device and SEM.............................308
17.1.3 Enabling RTCP XR Reporting to SEM ..................................................................308
17.2 Configuring Quality of Experience Profiles..........................................................309
17.3 Configuring Bandwidth Profiles...........................................................................313
17.4 Configuring Media Enhancement Profiles...........................................................316
18 Control Network ..............................................................................................319
18.1 Configuring Media Realms .................................................................................319
18.1.1 Configuring Remote Media Subnets......................................................................322
18.1.2 Configuring Media Realm Extensions ...................................................................324
18.2 Configuring SRDs...............................................................................................326
18.2.1 Filtering Tables in Web Interface by SRD .............................................................332
18.2.2 Multiple SRDs for Multi-tenant Deployments.........................................................332
18.2.3 Cloning SRDs ........................................................................................................335
18.2.4 Color-Coding of SRDs in Web Interface................................................................336
18.2.5 Automatic Configuration based on SRD................................................................336
18.3 Configuring SIP Interfaces..................................................................................337
18.4 Configuring IP Groups........................................................................................343
18.5 Configuring Proxy Sets.......................................................................................355
19 SIP Definitions.................................................................................................363
19.1 Configuring SIP Parameters...............................................................................363
19.2 Configuring Registration Accounts......................................................................363
19.2.1 Regular Registration Mode....................................................................................366
19.2.2 Single Registration for Multiple Phone Numbers using GIN..................................366
19.3 Configuring Proxy and Registration Parameters.................................................368
19.3.1 SIP Message Authentication Example ..................................................................369
19.4 Configuring SIP Message Manipulation..............................................................371
19.5 Configuring SIP Message Policy Rules...............................................................377
20 Coders and Profiles ........................................................................................381
20.1 Configuring Default Coders ................................................................................381
20.2 Configuring Coder Groups..................................................................................385
20.3 Configuring Tel Profile........................................................................................388
20.4 Configuring IP Profiles........................................................................................391

Version 7.0 9 Mediant 3000
User's Manual Contents
Gateway Application .............................................................................................423
21 Introduction .....................................................................................................425
21.1 Call Processing Summary ..................................................................................426
22 Digital PSTN.....................................................................................................429
22.1 Configuring Trunk Settings.................................................................................429
22.2 TDM and Timing.................................................................................................432
22.2.1 Configuring TDM Bus Settings ..............................................................................432
22.2.2 Configuring Digital PCM Settings ..........................................................................432
22.2.3 Configuring System Timing....................................................................................433
22.2.4 Clock Settings........................................................................................................433
22.2.4.1 Recovering Clock from PSTN Line Interface .........................................434
22.2.4.2 Configuring BITS Synchronization Mode...............................................435
22.2.4.3 Configuring Internal Clock as Clock Source...........................................436
22.3 Configuring Transmission Settings.....................................................................437
22.4 Configuring CAS State Machines .......................................................................439
22.5 Configuring Digital Gateway Parameters............................................................441
22.6 Tunneling Applications .......................................................................................443
22.6.1 TDM Tunneling ......................................................................................................443
22.6.1.1 DSP Pattern Detector.............................................................................446
22.6.2 QSIG Tunneling.....................................................................................................446
22.7 ISDN Non-Facility Associated Signaling (NFAS) ................................................448
22.7.1 NFAS Interface ID..................................................................................................448
22.7.2 Working with DMS-100 Switches ..........................................................................449
22.7.3 Creating an NFAS-Related Trunk Configuration...................................................450
22.7.4 Performing Manual D-Channel Switchover in NFAS Group..................................450
22.8 ISDN Overlap Dialing .........................................................................................451
22.8.1 Collecting ISDN Digits and Sending Complete Number in SIP.............................451
22.8.2 Interworking ISDN Overlap Dialing with SIP According to RFC 3578...................452
22.9 Redirect Number and Calling Name (Display) ....................................................454
22.10SDH / SONET Configuration ..............................................................................454
22.10.1 Trunk Numbering (KLM Numbering) .....................................................................455
22.10.1.1E1 Trunk Enumeration (SDH Mappings)................................................455
22.10.1.2T1 Trunk Enumeration (Sonet Mappings)..............................................457
23 Trunk Groups ..................................................................................................461
23.1 Configuring Trunk Groups ..................................................................................461
23.2 Configuring Trunk Group Settings Table.............................................................463
24 Manipulation....................................................................................................469
24.1 Configuring General Settings..............................................................................469
24.2 Configuring Source/Destination Number Manipulation Rules..............................469
24.3 Manipulating Number Prefix ...............................................................................475
24.4 SIP Calling Name Manipulations ........................................................................476
24.5 Configuring Redirect Number IP to Tel...............................................................479
24.6 Manipulating Redirected and Diverted Numbers for Call Diversion.....................483
24.7 Mapping NPI/TON to SIP Phone-Context...........................................................484
24.8 Configuring Release Cause Mapping .................................................................486

User's Manual 10 Document #: LTRT-89730
Mediant 3000
24.8.1 SIP-to-ISDN Release Cause Mapping ..................................................................486
24.8.1.1 Configuring SIP-to-ISDN Release Cause Mapping ...............................486
24.8.1.2 Fixed Mapping of SIP Response to ISDN Release Reason..................487
24.8.2 ISDN-to-SIP Release Cause Mapping ..................................................................488
24.8.2.1 Configuring ISDN-to-SIP Release Cause Mapping ...............................488
24.8.2.2 Fixed Mapping of ISDN Release Reason to SIP Response..................489
24.8.3 Configuring ISDN-to-ISDN Release Cause Mapping............................................491
24.8.4 Reason Header......................................................................................................493
24.9 Numbering Plans and Type of Number...............................................................494
25 Routing.............................................................................................................495
25.1 Configuring General Routing Parameters...........................................................495
25.2 Configuring Tel-to-IP Routing Rules ...................................................................496
25.3 Configuring IP-to-Trunk Group Routing Rules ....................................................505
25.4 Configuring a Gateway Routing Policy Rule .......................................................510
25.5 IP Destinations Connectivity Feature..................................................................511
25.6 Alternative Routing for Tel-to-IP Calls.................................................................513
25.6.1 Alternative Routing Based on IP Connectivity.......................................................513
25.6.2 Alternative Routing Based on SIP Responses......................................................514
25.6.3 Alternative Routing upon SIP 3xx with Multiple Contacts......................................516
25.6.4 PSTN Fallback.......................................................................................................517
25.7 Alternative Routing for IP-to-Tel Calls.................................................................518
25.7.1 Alternative Routing to Trunk upon Q.931 Call Release Cause Code ...................518
25.7.2 Alternative Routing to an IP Destination upon a Busy Trunk ................................519
25.7.3 Alternative Routing upon ISDN Disconnect...........................................................521
26 Configuring DTMF and Dialing.......................................................................523
26.1 Dialing Plan Features.........................................................................................523
26.1.1 Digit Mapping.........................................................................................................523
26.1.2 External Dial Plan File ...........................................................................................525
26.2 Interworking Keypad DTMFs for SIP-to-ISDN Calls............................................526
27 Configuring Supplementary Services ...........................................................527
27.1 Call Hold and Retrieve........................................................................................528
27.2 Call Transfer.......................................................................................................528
27.2.1 Consultation Call Transfer.....................................................................................528
27.2.2 Consultation Transfer for QSIG Path Replacement ..............................................529
27.2.3 Blind Call Transfer.................................................................................................529
27.3 Call Forward.......................................................................................................530
27.4 Message Waiting Indication................................................................................531
27.5 Emergency E911 Phone Number Services.........................................................532
27.5.1 Pre-empting Existing Calls for E911 IP-to-Tel Calls..............................................532
27.6 Multilevel Precedence and Preemption...............................................................533
27.6.1 MLPP Preemption Events in SIP Reason Header ................................................535
27.6.2 Precedence Ring Tone..........................................................................................536
27.7 Detecting Collect Calls .......................................................................................536
27.8 Advice of Charge Services for Euro ISDN ..........................................................537
27.9 Configuring Charge Codes.................................................................................539
27.10Configuring Voice Mail........................................................................................541
27.11Converting Accented Characters from IP to Tel..................................................542

Version 7.0 11 Mediant 3000
User's Manual Contents
Session Border Controller Application................................................................545
28 SBC Overview..................................................................................................547
28.1 Feature List ........................................................................................................547
28.2 B2BUA and Stateful Proxy Operating Modes......................................................549
28.3 Call Processing of SIP Dialog Requests.............................................................552
28.4 User Registration................................................................................................554
28.4.1 Initial Registration Request Processing.................................................................554
28.4.2 Classification and Routing of Registered Users....................................................555
28.4.3 General Registration Request Processing ............................................................556
28.4.4 Registration Refreshes..........................................................................................556
28.4.5 Registration Restriction Control.............................................................................557
28.4.6 Deleting Registered Users.....................................................................................557
28.5 Media Handling ..................................................................................................557
28.5.1 Media Anchoring....................................................................................................558
28.5.2 Direct Media...........................................................................................................559
28.5.3 Restricting Audio Coders.......................................................................................561
28.5.4 Coder Transcoding................................................................................................562
28.5.5 Transcoding Mode.................................................................................................565
28.5.6 Prioritizing Coder List in SDP Offer.......................................................................565
28.5.7 SRTP-RTP and SRTP-SRTP Transcoding ...........................................................566
28.5.8 Multiple RTP Media Streams per Call Session .....................................................566
28.5.9 Interworking Miscellaneous Media Handling.........................................................566
28.5.9.1 Interworking DTMF Methods..................................................................566
28.5.9.2 Interworking RTP Redundancy..............................................................567
28.5.9.3 Interworking RTCP Attribute in SDP......................................................567
28.5.9.4 Interworking Crypto Lifetime Field..........................................................567
28.6 Fax Negotiation and Transcoding.......................................................................567
28.7 Limiting SBC Call Duration.................................................................................568
28.8 SBC Authentication ............................................................................................568
28.8.1 SIP Authentication Server Functionality................................................................568
28.8.2 User Authentication based on RADIUS.................................................................569
28.9 Interworking SIP Signaling..................................................................................570
28.9.1 Interworking SIP 3xx Redirect Responses............................................................570
28.9.1.1 Resultant INVITE Traversing Device .....................................................570
28.9.1.2 Local Handling of SIP 3xx......................................................................571
28.9.2 Interworking SIP Diversion and History-Info Headers...........................................572
28.9.3 Interworking SIP REFER Messages......................................................................572
28.9.4 Interworking SIP PRACK Messages .....................................................................573
28.9.5 Interworking SIP Session Timer ............................................................................573
28.9.6 Interworking SIP Early Media ................................................................................573
28.9.7 Interworking SIP re-INVITE Messages..................................................................576
28.9.8 Interworking SIP UPDATE Messages...................................................................577
28.9.9 Interworking SIP re-INVITE to UPDATE................................................................577
28.9.10 Interworking Delayed Offer....................................................................................577
28.9.11 Interworking Call Hold............................................................................................577
28.9.12 Interworking SIP Via Headers ...............................................................................578
28.9.13 Interworking SIP User-Agent Headers ..................................................................578
28.9.14 Interworking SIP Record-Route Headers..............................................................578
28.9.15 Interworking SIP To-Header Tags in Multiple SDP Answers ................................579
28.9.16 Interworking In-dialog SIP Contact and Record-Route Headers...........................579

User's Manual 12 Document #: LTRT-89730
Mediant 3000
29 Enabling the SBC Application........................................................................581
30 Configuring General SBC Settings................................................................583
30.1 Interworking Dialog Information in SIP NOTIFY Messages.................................583
31 Configuring Admission Control.....................................................................587
32 Configuring Coder Groups.............................................................................591
32.1 Configuring Allowed Audio Coder Groups ..........................................................591
32.2 Configuring Allowed Video Coder Groups ..........................................................592
33 Routing SBC....................................................................................................595
33.1 Configuring Classification Rules.........................................................................595
33.1.1 Classification Based on URI of Selected Header Example...................................601
33.2 Configuring Message Condition Rules................................................................602
33.3 Configuring SBC IP-to-IP Routing.......................................................................603
33.4 Configuring SIP Response Codes for Alternative Routing Reasons ...................614
33.5 Configuring SBC Routing Policy Rules...............................................................616
34 SBC Manipulations..........................................................................................621
34.1 Configuring IP-to-IP Inbound Manipulations .......................................................623
34.2 Configuring IP-to-IP Outbound Manipulations.....................................................627
35 Configuring Dial Plans....................................................................................633
35.1 Importing and Exporting Dial Plans.....................................................................637
35.2 Creating Dial Plan Files......................................................................................638
35.3 Using Dial Plan Tags for IP-to-IP Routing...........................................................638
35.3.1 Dial Plan Backward Compatibility..........................................................................640
35.4 Using Dial Plan Tags for Outbound Manipulation ...............................................642
36 Advanced SBC Features.................................................................................643
36.1 Configuring Call Preemption for SBC Emergency Calls......................................643
36.2 Emergency Call Routing using LDAP to Obtain ELIN.........................................644
36.3 Call Forking........................................................................................................645
36.3.1 Initiating SIP Call Forking ......................................................................................645
36.3.2 SIP Forking Initiated by SIP Proxy Server.............................................................645
36.3.3 Call Forking-based IP-to-IP Routing Rules............................................................646
36.4 Call Survivability.................................................................................................647
36.4.1 Auto-Provisioning of Subscriber-Specific Information for BroadWorks Server for
Survivability.........................................................................................................................647
36.4.2 BroadSoft's Shared Phone Line Call Appearance for SBC Survivability...............647
36.4.3 Call Survivability for Call Centers ..........................................................................649
36.4.4 Survivability Mode Display on Aastra IP Phones ..................................................651
36.5 Alternative Routing on Detection of Failed SIP Response..................................652
36.6 Active SBC Call Continuity during HA Blade Switchover ....................................652
High-Availability Mode..........................................................................................653
37 HA Overview....................................................................................................655
37.1 Initialization Process...........................................................................................656

Version 7.0 13 Mediant 3000
User's Manual Contents
37.2 Configuration Stages..........................................................................................656
37.3 Blade Failure Detection......................................................................................658
38 Network Interfaces and Mediant 3000 High Availability...............................659
38.1 Mediant 3000 Internal Link .................................................................................659
38.2 Example of Multiple Interface Configuration .......................................................659
39 Physical Network Separation Mode...............................................................661
39.1 Configuring Physical Network Separation...........................................................662
39.2 Disabling Physical Network Separation ..............................................................663
40 Viewing HA Status on Home Page.................................................................665
Maintenance...........................................................................................................667
41 Basic Maintenance..........................................................................................669
41.1 Resetting the Device ..........................................................................................669
41.2 Remotely Resetting Device using SIP NOTIFY ..................................................671
41.3 Locking and Unlocking the Device......................................................................671
41.4 Saving Configuration..........................................................................................672
42 High Availability Maintenance........................................................................673
42.1 Initiating an HA Switchover.................................................................................673
42.2 Resetting the Redundant Unit.............................................................................673
43 Channel Maintenance .....................................................................................675
43.1 Restarting a B-Channel......................................................................................675
43.2 Locking and Unlocking Trunk Groups.................................................................675
44 Software Upgrade............................................................................................677
44.1 Auxiliary Files.....................................................................................................677
44.1.1 Loading Auxiliary Files...........................................................................................677
44.1.1.1 Loading Auxiliary Files through Web Interface ......................................678
44.1.1.2 Loading Auxiliary Files through ini File using TFTP...............................679
44.1.2 Deleting Auxiliary Files ..........................................................................................679
44.1.3 Call Progress Tones File .......................................................................................680
44.1.4 Prerecorded Tones File.........................................................................................682
44.1.5 CAS Files...............................................................................................................683
44.1.6 Dial Plan File..........................................................................................................683
44.1.6.1 Creating a Dial Plan File.........................................................................683
44.1.6.2 Dialing Plans for Digit Collection............................................................684
44.1.6.3 Dial Plan Prefix Tags for Routing...........................................................686
44.1.6.4 Obtaining IP Destination from Dial Plan File..........................................688
44.1.6.5 Modifying ISDN-to-IP Calling Party Number..........................................689
44.1.7 User Information File .............................................................................................690
44.1.7.1 Enabling the User Info Table..................................................................690
44.1.7.2 Gateway User Information for PBX Extensions and "Global" Numbers.690
44.1.7.3 User Information File for SBC User Database.......................................693
44.1.8 AMD Sensitivity File...............................................................................................696
44.2 Software License Key.........................................................................................697
44.2.1 Obtaining the Software License Key File...............................................................697
44.2.2 Installing the Software License Key.......................................................................698

User's Manual 14 Document #: LTRT-89730
Mediant 3000
44.2.2.1 Installing Software License Key through Web Interface ........................698
44.2.2.2 Installing Software License Key through AcBootP.................................700
44.3 Software Upgrade Wizard...................................................................................701
45 Backing Up and Loading Configuration File.................................................707
46 Automatic Provisioning..................................................................................709
46.1 Automatic Configuration Methods.......................................................................709
46.1.1 BootP Request and DHCP Discovery upon Device Initialization ..........................709
46.1.2 Local Configuration Server with BootP/TFTP........................................................711
46.1.3 DHCP-based Provisioning.....................................................................................711
46.1.3.1 Provisioning from HTTP Server using DHCP Option 67........................713
46.1.3.2 Provisioning from TFTP Server using DHCP Option 66 ........................713
46.1.4 HTTP-based Provisioning......................................................................................714
46.1.4.1 Loading Files Securely by Disabling TFTP............................................715
46.1.5 FTP- or NFS-based Provisioning...........................................................................715
46.1.6 Provisioning using AudioCodes EMS....................................................................715
46.2 HTTP/S-Based Provisioning using the Automatic Update Feature......................716
46.2.1 Files Provisioned by Automatic Update.................................................................716
46.2.2 File Location for Automatic Update .......................................................................716
46.2.3 Triggers for Automatic Update...............................................................................717
46.2.4 Access Authentication with HTTP Server..............................................................718
46.2.5 Querying Provisioning Server for Updated Files ...................................................718
46.2.6 File Download Sequence.......................................................................................720
46.2.7 Cyclic Redundancy Check on Downloaded Configuration Files ...........................721
46.2.8 MAC Address Placeholder in Configuration File Name.........................................721
46.2.9 File Template for Automatic Provisioning..............................................................722
46.2.10 Automatic Update Configuration Examples...........................................................724
46.2.10.1Automatic Update for Single Device ......................................................724
46.2.10.2Automatic Update from NFS, FTP and HTTP Servers ..........................725
46.2.10.3Automatic Update for Mass Deployment................................................726
47 Restoring Factory Defaults ............................................................................729
47.1 Restoring Factory Defaults through CLI..............................................................729
47.2 Restoring Factory Defaults through Web Interface.............................................729
47.3 Restoring Defaults through ini File......................................................................730
Status, Performance Monitoring and Reporting.................................................731
48 System Status .................................................................................................733
48.1 Viewing Device Information................................................................................733
48.2 Viewing Ethernet Port Information......................................................................733
48.3 Viewing Timing Module Information....................................................................735
48.4 Viewing Hardware Components Status ..............................................................735
49 Carrier-Grade Alarms......................................................................................737
49.1 Viewing Active Alarms........................................................................................737
49.2 Viewing History Alarms.......................................................................................737
50 Performance Monitoring.................................................................................739
50.1 Viewing MOS per Media Realm..........................................................................739
50.2 Viewing Trunk Utilization ....................................................................................740
50.3 Viewing Quality of Experience............................................................................741

Version 7.0 15 Mediant 3000
User's Manual Contents
50.4 Viewing Average Call Duration...........................................................................743
51 VoIP Status......................................................................................................745
51.1 Viewing Trunks & Channels Status.....................................................................745
51.2 Viewing NFAS Groups and D-Channel Status....................................................747
51.3 Viewing Active IP Interfaces...............................................................................748
51.4 Viewing Static Routes Status..............................................................................748
51.5 Viewing Performance Statistics ..........................................................................749
51.6 Viewing Call Counters........................................................................................749
51.7 Viewing Registered Users ..................................................................................751
51.8 Viewing Registration Status................................................................................752
51.9 Viewing Call Routing Status ...............................................................................753
51.10Viewing IP Connectivity......................................................................................754
52 Reporting Information to External Party.......................................................757
52.1 Configuring RTCP XR ........................................................................................757
52.2 Generating Call Detail Records ..........................................................................761
52.2.1 CDR Field Description ...........................................................................................761
52.2.1.1 CDR Fields for SBC Signaling ...............................................................761
52.2.1.2 CDR Fields for SBC Media.....................................................................765
52.2.1.3 CDR Fields for Gateway Application......................................................766
52.2.2 Customizing CDRs for Gateway Calls...................................................................772
52.2.3 Customizing CDRs for SBC Calls..........................................................................775
52.2.4 Configuring CDR Reporting...................................................................................779
52.3 Configuring RADIUS Accounting........................................................................779
52.4 Querying Device Channel Resources using SIP OPTIONS................................786
Diagnostics............................................................................................................787
53 Syslog and Debug Recording ........................................................................789
53.1 Configuring Log Filter Rules...............................................................................789
53.1.1 Filtering IP Network Traces ...................................................................................793
53.2 Configuring Syslog .............................................................................................794
53.2.1 Syslog Message Format........................................................................................794
53.2.1.1 Event Representation in Syslog Messages............................................796
53.2.1.2 Unique Device Identification in Syslog Messages .................................798
53.2.1.3 Maintaining Same Syslog SID/BID over Multiple Devices.....................798
53.2.1.4 Identifying AudioCodes Syslog Messages using Facility Levels............798
53.2.1.5 Syslog Fields for Answering Machine Detection (AMD) ........................799
53.2.1.6 SNMP Alarms in Syslog Messages........................................................799
53.2.2 Configuring Web User Activities to Report to Syslog ............................................800
53.2.3 Configuring Syslog Debug Level ...........................................................................801
53.2.4 Configuring Address of Syslog Server...................................................................802
53.2.5 Enabling Syslog.....................................................................................................803
53.2.6 Viewing Syslog Messages.....................................................................................803
53.2.7 Viewing Web User Activity Logs............................................................................804
53.3 Configuring Debug Recording ............................................................................805
53.3.1 Configuring Address of Debug Recording Server .................................................805
53.3.2 Collecting Debug Recording Messages ................................................................805

User's Manual 16 Document #: LTRT-89730
Mediant 3000
54 Self-Testing......................................................................................................807
55 Creating Core Dump and Debug Files upon Device Crash .........................809
56 Testing SIP Signaling Calls............................................................................811
56.1 Configuring Test Call Endpoints .........................................................................811
56.2 Starting and Stopping Test Calls ........................................................................816
56.3 Viewing Test Call Statistics.................................................................................817
56.4 Configuring DTMF Tones for Test Calls..............................................................818
56.5 Configuring Basic Test Call ................................................................................819
56.6 Configuring SBC Test Call with External Proxy...................................................820
56.7 Test Call Configuration Examples.......................................................................821
Appendix................................................................................................................825
57 Dialing Plan Notation for Routing and Manipulation....................................827
58 Configuration Parameters Reference............................................................831
58.1 Management Parameters...................................................................................831
58.1.1 General Parameters ..............................................................................................831
58.1.2 Web Parameters....................................................................................................831
58.1.3 Telnet Parameters.................................................................................................834
58.1.4 ini File Parameters.................................................................................................834
58.1.5 SNMP Parameters.................................................................................................835
58.1.6 Serial Parameters..................................................................................................838
58.1.7 Auxiliary and Configuration File Name Parameters ..............................................839
58.1.8 Automatic Update Parameters ..............................................................................840
58.2 Networking Parameters......................................................................................846
58.2.1 Ethernet Parameters..............................................................................................846
58.2.2 Multiple VoIP Network Interfaces and VLAN Parameters.....................................846
58.2.3 Routing Parameters...............................................................................................848
58.2.4 Quality of Service Parameters...............................................................................849
58.2.5 NAT and STUN Parameters..................................................................................850
58.2.6 NFS Parameters....................................................................................................852
58.2.7 DNS Parameters....................................................................................................853
58.2.8 DHCP Parameters.................................................................................................854
58.2.9 NTP and Daylight Saving Time Parameters..........................................................854
58.3 Debugging and Diagnostics Parameters.............................................................856
58.3.1 General Parameters ..............................................................................................856
58.3.2 SIP Test Call Parameters......................................................................................857
58.3.3 Syslog, CDR and Debug Parameters....................................................................858
58.3.4 Heartbeat Packet Parameters ...............................................................................864
58.3.5 Resource Allocation Indication Parameters...........................................................864
58.3.6 BootP Parameters .................................................................................................865
58.4 Security Parameters...........................................................................................867
58.4.1 General Security Parameters ................................................................................867
58.4.2 HTTPS Parameters ...............................................................................................868
58.4.3 SRTP Parameters..................................................................................................869
58.4.4 TLS Parameters.....................................................................................................871
58.4.5 SSH Parameters....................................................................................................873
58.4.6 IDS Parameters .....................................................................................................874
58.4.7 IPSec Parameters..................................................................................................875
58.4.8 OCSP Parameters.................................................................................................876
58.5 Quality of Experience Parameters......................................................................877

Version 7.0 17 Mediant 3000
User's Manual Contents
58.6 Control Network Parameters ..............................................................................880
58.6.1 IP Group, Proxy, Registration and Authentication Parameters.............................880
58.6.2 Network Application Parameters ...........................................................................890
58.7 General SIP Parameters ....................................................................................892
58.8 Coders and Profile Parameters...........................................................................920
58.9 Channel Parameters...........................................................................................923
58.9.1 Voice Parameters..................................................................................................923
58.9.2 Coder Parameters .................................................................................................925
58.9.3 DTMF Parameters.................................................................................................929
58.9.4 RTP, RTCP and T.38 Parameters.........................................................................930
58.10Gateway Application Parameters........................................................................935
58.10.1 Fax and Modem Parameters.................................................................................935
58.10.2 DTMF and Hook-Flash Parameters.......................................................................942
58.10.3 Digit Collection and Dial Plan Parameters.............................................................945
58.10.4 Voice Mail Parameters...........................................................................................947
58.10.5 Supplementary Services Parameters....................................................................951
58.10.5.1Caller ID Parameters..............................................................................951
58.10.5.2Call Waiting Parameters.........................................................................952
58.10.5.3Call Forwarding Parameters ..................................................................952
58.10.5.4Call Hold Parameters .............................................................................953
58.10.5.5Call Transfer Parameters.......................................................................954
58.10.5.6MLPP and Emergency Call Parameters ................................................955
58.10.5.7Call Cut-Through Parameters ................................................................960
58.10.5.8TTY/TDD Parameters.............................................................................961
58.10.5.9Character Conversion Parameters.........................................................961
58.10.6 PSTN Parameters..................................................................................................962
58.10.6.1General Parameters...............................................................................962
58.10.6.2TDM Bus and Clock Timing Parameters................................................967
58.10.6.3CAS Parameters ....................................................................................972
58.10.6.4ISDN Parameters ...................................................................................974
58.10.6.5DS3 Parameters.....................................................................................981
58.10.6.6SDH/SONET Parameters.......................................................................982
58.10.7 ISDN and CAS Interworking Parameters ..............................................................985
58.10.8 Answer and Disconnect Supervision Parameters ...............................................1000
58.10.9 Tone Parameters.................................................................................................1003
58.10.9.1Telephony Tone Parameters................................................................1003
58.10.9.2Tone Detection Parameters .................................................................1007
58.10.9.3Metering Tone Parameters...................................................................1009
58.10.10 Trunk Groups and Routing Parameters .........................................................1010
58.10.11 IP Connectivity Parameters............................................................................1017
58.10.12 Alternative Routing Parameters .....................................................................1018
58.10.13 Number Manipulation Parameters..................................................................1020
58.11SBC Parameters ..............................................................................................1030
58.11.1 Supplementary Services......................................................................................1044
58.12Standalone Survivability Parameters................................................................1044
58.13IP Media Parameters........................................................................................1048
58.14Services ...........................................................................................................1052
58.14.1 SIP-based Media Recording Parameters............................................................1052
58.14.2 RADIUS and LDAP Parameters..........................................................................1053
58.14.2.1General Parameters.............................................................................1053
58.14.2.2RADIUS Parameters............................................................................1054
58.14.2.3LDAP Parameters ................................................................................1056
58.14.3 Least Cost Routing Parameters ..........................................................................1058
58.14.4 Call Setup Rules Parameters ..............................................................................1059

User's Manual 18 Document #: LTRT-89730
Mediant 3000
58.14.5 HTTP-based Services..........................................................................................1059
59 SBC and DSP Channel Capacity..................................................................1061
59.1 Signaling-Media Sessions & User Registrations...............................................1061
59.2 Mediant 3000....................................................................................................1062
59.2.1 Mediant 3000 Full Chassis ..................................................................................1063
59.2.2 Mediant 3000 16 E1 / 21 T1 ................................................................................1064
59.2.3 Mediant 3000 with Single T3 ...............................................................................1065
59.2.4 Mediant 3000 DSP Template Mix Feature ..........................................................1066
60 Technical Specifications ..............................................................................1067

Version 7.0 19 Mediant 3000
User's Manual Notices
Notice
This document describes AudioCodes Mediant 3000 SIP Gateway & Enterprise Session
Border Controller (E-SBC) housed with TP-8410 SIP blade(s) or TP-6310 SIP blade(s).
Information contained in this document is believed to be accurate and reliable at the time of
printing. However, due to ongoing product improvements and revisions, AudioCodes cannot
guarantee accuracy of printed material after the Date Published nor can it accept responsibility
for errors or omissions. Before consulting this document, check the corresponding Release
Notes regarding feature preconditions and/or specific support in this release. In cases where
there are discrepancies between this document and the Release Notes, the information in the
Release Notes supersedes that in this document. Updates to this document and other
documents as well as software files can be downloaded by registered customers at
http://www.audiocodes.com/downloads.
© Copyright 2016 AudioCodes Ltd. All rights reserved.
This document is subject to change without notice.
Date Published: February-12-2016
Trademarks
AudioCodes, AC, HD VoIP, HD VoIP Sounds Better, IPmedia, Mediant, MediaPack, What’s
Inside Matters, OSN, SmartTAP, VMAS, VoIPerfect, VoIPerfectHD, Your Gateway To
VoIP, 3GX, VocaNOM and CloudBond 365 are trademarks or registered trademarks of
AudioCodes Limited All other products or trademarks are property of their respective
owners. Product specifications are subject to change without notice.
WEEE EU Directive
Pursuant to the WEEE EU Directive, electronic and electrical waste must not be disposed
of with unsorted waste. Please contact your local recycling authority for disposal of this
product.
Customer Support
Customer technical support and service are generally provided by AudioCodes’
Distributors, Partners, and Resellers from whom the product was purchased. For technical
support for products purchased directly from AudioCodes, or for customers subscribed to
AudioCodes Customer Technical Support (ACTS), contact [e-mail].
Abbreviations and Terminology
Each abbreviation, unless widely used, is spelled out in full when first used.

User's Manual 20 Document #: LTRT-89730
Mediant 3000
Related Documentation
Manual Name
SIP CPE Release Notes
Mediant 3000 Hardware Installation Manual
Complementary Guides
CPE Configuration Guide for IP Voice Mail
SNMP User's Guide
SBC Design Guide
Recommended Security Guidelines Configuration Note
SIP Message Manipulations Quick Reference Guide
SAS Application Configuration Guide
CAS Protocol Table Configuration Note
Utility Guides
INI Viewer & Editor Utility User's Guide
DConvert User's Guide
AcBootP Utility User's Guide
CLI Wizard User's Guide
Notes and Warnings
Note: The device is an indoor unit and therefore, must be installed only INDOORS. In
addition, Ethernet port interface cabling must be routed only indoors and must not exit
the building.
Note: The scope of this document does not fully cover security aspects for deploying
the device in your environment. Security measures should be done in accordance
with your organization’s security policies. For basic security guidelines, refer to
AudioCodes Recommended Security Guidelines document.
Note:
Throughout this manual, unless otherwise specified, the following naming
conventions are used:
•The term device refers to your AudioCodes product.
•The term blade refers to the TP-8410 blade or TP-6310 blade.
Note: Before configuring the device, ensure that it is installed correctly as instructed
in the Hardware Installation Manual.