Mediant SBC with Analog Device to Teams Direct Routing ...

1 Configuration Note AudioCodes Mediant Family of Media Gateways & Session Border Controllers Connecting AudioCodes' SBC with Analog Device to Microsoft Teams Direct Routing Enterprise Model Enterprise Model Contents AudioCodes Mediant SBC - ii - Table of Contents Table of Contents .. ii Notice .. iv WEEE EU Directive .. iv Customer Support .. iv Stay in the Loop with AudioCodes .. iv Abbreviations and Terminology .. iv Related Documentation .. v Document Revision Record .. vi Documentation Feedback .. vi 1 Introduction ..1 About Microsoft Teams Direct Routing .

2 1 About AudioCodes SBC Product Series .. 1 Validated AudioCodes SBC Version .. 2 2 Topology Example ..3 Enterprise Model Implementation .. 3 Environment Setup .. 4 Infrastructure 5 3 Configuring Teams Direct Routing ..6 Prerequisites .. 6 SBC Domain Name in the Teams Enterprise Model .. 6 Example of the Office 365 Tenant Direct Routing Configuration .. 8 Add New SBC to Direct Routing .. 9 Add Voice Route and PSTN Usage .. 10 Add Voice Routing Policy .. 12 Enable Online User .. 13 Assigning Online User to the Voice Routing Policy .. 13 Analog Device Voice Route 14 Configure with User Management Pack 365 (Optional).

3 14 4 Configuring AudioCodes SBC .. 15 SBC Configuration Concept in Teams Direct Routing .. 15 IP Network Interfaces Configuration .. 16 Configure VLANs .. 16 Configure Network Interfaces .. 17 SIP TLS Connection 18 Configure the NTP Server Address .. 18 Create a TLS Context for Teams Direct 19 Configure a Certificate .. 20 Contents AudioCodes Mediant SBC - iii - Method for Generating and Installing the Wildcard 23 Deploy Trusted Root Certificate for MTLS connection .. 24 Configure Media Realms .. 25 Configure SIP Signaling Interfaces .. 26 Configure Proxy Sets and Proxy Address.

4 27 Configure Proxy Sets .. 27 Configure a Proxy Address .. 28 Configure Coders .. 30 Configure IP Profiles .. 32 Configure IP Groups .. 37 Configure SRTP .. 39 Configure Message Manipulation Rules .. 40 Configuring Message Condition Rules .. 41 Configure Classification Rules .. 42 Configure IP-to-IP Call Routing Rules .. 44 Configure Firewall Settings .. 45 Configure SBC To Play Music On Hold (Optional) .. 46 5 Verify the Pairing Between the SBC and Direct Routing .. 47 6 Verify ATA Registered Users in the SBC .. 48 A Configuring MP-1xx ATA for Connecting Analog Devices.

5 49 Configure Proxy Server and Registration .. 49 Configure the Endpoint Phone Number Table .. 51 Configure the Hunt Group .. 51 Configure IP-to-Hunt Group Routing .. 52 B Configure SIP UDP Transport Type and Fax Signaling Method .. 53 Configure MP-1xx for LAD .. 54 C Configuring MP-20x ATA for Connecting Analog Devices .. 55 Configure SIP Interface Settings .. 56 Configure Media Streaming Parameters .. 57 Configuring Line Settings .. 58 D Syntax Requirements for SIP Messages 'INVITE' and 'OPTIONS' .. 59 59 Syntax Requirements for 'INVITE' Messages.

6 59 Requirements for 'OPTIONS' Messages 60 Connectivity Interface Characteristics .. 60 Notices AudioCodes Mediant SBC - iv - Notice Notice 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. Updates to this document can be downloaded from This document is subject to change without notice. Date Published: September-13-2022 WEEE EU Directive Pursuant to the WEEE EU Directive, electronic and electrical waste must not be disposed of with unsorted waste.

7 Please contact your local recycling authority for disposal of this product. Customer Support Customer technical support and services are provided by AudioCodes or by an authorized AudioCodes Service Partner. For more information on how to buy technical support for AudioCodes products and for contact information, please visit our website at Stay in the Loop with AudioCodes Abbreviations and Terminology Each abbreviation, unless widely used, is spelled out in full when first used. Notices AudioCodes Mediant SBC - v - Related Documentation Document Name Mediant 500 Gateway & E-SBC User's Manual Mediant 500L Gateway & E-SBC User's Manual Mediant 800 Gateway & E-SBC User's Manual Mediant 1000B Gateway and E-SBC User's Manual Mediant 2600 SBC User's Manual Mediant 4000 SBC User's Manual Mediant 9000 SBC User's Manual Mediant Software SBC User's Manual MP-11x and MP-124 SIP User's Manual MP-20x Telephone Adapter User's Manual SIP Message Manipulation Reference Guide Notices AudioCodes Mediant SBC - vi - Document Revision Record 47 BLTRT

8 Description 33421 Initial document release for Version Teams Enterprise Model. 33422 Modified Section: Deploy Baltimore Trusted Root Certificate (added note for Baltimore Trusted Root Certificate and MTLS implementation).; Configure SIP Signaling Interfaces; Configure IP Groups 33423 Note removed regarding external firewall. 33424 Licenses consolidated into one section. 33425 Update to topology figures and correction for parameter Remote Update Support to SIP UPDATE Support . 33426 Update to the Related Documentation table to include the Mediant 1000B Gateway & E-SBC product.

9 33427 Updates related to the usage of LAD licenses. 33428 Typo fixes, a note regarding external firewall was removed. An additional two IP addresses were added to firewall per Microsoft request. 33429 Update for Message Manipulation rule towards Microsoft Teams . 33430 SipSignallingPort replaced by SipSignalingPort . 33431 Update to the Firewall Table Rules table with two additional IP addresses of the new infrastructure in Japan. 33432 Update to SIP Trunk IP Profile and validated firmware version. 33433 Added section for overcoming problem of not playing music on hold during conversational transfer.

10 33434 Remote Replaces Mode parameter with value Handle Locally was added to the Teams IP Profile due to new Microsoft requirements. The Classification rule was updated. Update to the Firewall Table Rules table due to new Microsoft requirements. 33435 TLS Root Certificate Authority updated by Microsoft. 33436 Updated Classification Table with stricter rules to only allow for documented Microsoft SIP Proxies. Documentation Feedback AudioCodes continually strives to produce high quality documentation. If you have any comments (suggestions or errors) regarding this document, please fill out the Documentation Feedback form on our website at 1.