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How to renew wildcard SSL Certificate used by AudioCodes OVOC appliance.

Tayo December 4, 2021 Azure No Comments
Preparation It is that time of the year when you need to renew the wildcard SSL certificates used in your AudioCodes estate. You have been here before or it …
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Setting up OVOC alerts gone wrong

Tayo July 8, 2021 AudioCodes No Comments
After setting up your AudioCodes OVOC server, you want to have it send alarms via emails to a designated mailbox. The OVOC Installation Manual has a good guide for …
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The curious case of the Offline PstnHub Proxy Set

Tayo July 4, 2021 AudioCodes, Microsoft Teams No Comments
We have all been there. We see an email from Microsoft 365 Message center – and the first reaction is “another one?” I got caught out for not paying …
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How to install the Teams Module on a SfB FE Server.

Tayo July 3, 2021 Microsoft Teams No Comments
Hi folks, here is my good weed for the day. We have had a bit of sun which meant I have been devoting more time to the family allotment. …
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How to change the Microsoft Teams voicemail language prompt

Tayo May 15, 2021 Microsoft Teams, Teams No Comments
Recently one of our users reported that the voicemail prompt he got whilst trying to leave a message for a second user was in “American English.” He knew this …
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Upgrading your AudioCodes OVOC firmware

Tayo May 8, 2021 AudioCodes No Comments
The following steps describe a high-level overview of how to upgrade your OVOC firmware. Introduction The AudioCodes One Voice Operations Center (OVOC) is a web-based voice network management solution …
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Introducing the MSCommerce PowerShell module

Tayo April 5, 2021 General Announcement, Microsoft 365 Apps No Comments
Microsoft’s Message Center Major Change Update Notification – (MC245825) On March 23rd Microsoft added two new products to the self-service purchasing feature in M365. These are: Power BI Premium per …
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A Guide to Understanding SDP

Tayo March 25, 2021 SDP No Comments
SD what? “You had me at “Hello”.” You have probably heard about SIP, SIP Trunks, SIP stack, SIP leg etc. SIP – Session Initiation Protocol (SIP) is a signalling …
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Installing and Configuring AudioCodes One Voice Operation Centre (OVOC)

Tayo February 26, 2021 AudioCodes, Teams No Comments
This article is to serve as a guide to installing the AudioCodes One Voice Operation Centre. 1 Installation Prerequisites 1.1 Hardware and Software requirements Table 1.1 OVOC Server Virtual …
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Teams Direct Routing with an AudioCodes Mediant CE SBC

Tayo February 23, 2021 AudioCodes, Teams No Comments
1. Installation Prerequisites for Microsoft Azure Environment Prior to installing Mediant CE in a Microsoft Azure environment, make sure that you meet the following prerequisites: You have a Microsoft Azure …
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I’m Tayo, a Microsoft Teams / Skype for Business Engineer. This is a personal weblog. The opinions expressed here are my own. I will be taking a fresh look at deployments. If you would like to know more, you have come to the right place.

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  • 1. Installation Prerequisites for Microsoft Azure Environment
    • 1.1 Network Prerequisites
    • 1.2 Subscribe to the Mediant VE Offer in Azure Marketplace
      • 1.2.1 Deploying a demo instance of AudioCodes Mediant VE from Azure Marketplace
    • 1.3 Deploy the Stack Manager on Microsoft Azure
      • 1.3.1 To deploy Stack Manager on Microsoft Azure:
    • 1.4 Contributor role for the Stack Manager
      • 1.4.1 To assign the Contributor role to the Stack Manager:
  • 2 Deploying Mediant CE
    • 2.1 Deployment via Stack Manager
      • 2.1.1 To deploy the Mediant CE perform the following steps:
      • 2.1.2 Creating the new stack
      • 2.1.2.1 Follow the steps below to create and configure the Mediant CE
  • 3 Configure AudioCodes Mediant CE SBC for Microsoft Teams Direct Routing
    • 3.1 Prerequisites
    • Before you begin the configuration, make sure you have the following for every SBC you want to pair:
      • 3.1.1 About the SBC Domain Name
      • The SBC domain name must be from one of the names registered in ‘Domains’ of the tenant. You cannot use the *.onmicrosoft.com tenant for the domain name. For example, in Table 3-1, the administrator registered the following DNS names for the tenant:
    • 3.2 Start the SBC from the Stack Manager
      • 3.2.1 Validate Configuration of Physical Ports and Ethernet Groups
      • The physical ports are automatically detected by the SBC. The Ethernet groups are also auto-assigned to the ports. In this step, only parameter validation is necessary.
      • 3.2.1.1  To validate physical ports:
      • 3.2.1.2 To validate Ethernet Groups:
      • 3.2.2      Configure LAN and WAN VLANs
      • 3.2.2.1  To configure the VLANs:
      • 3.2.3 Configure Network Interfaces
      • 3.2.3.1 To configure network parameters for both LAN and WAN interfaces:
      • 3.2.4 Configure TLS Context
      • 3.2.4.1 Configure the NTP Server Address
      • 3.2.4.2 To configure the NTP server address:
      • 3.2.5 Create a TLS Context for Teams Direct Routing
      • 3.2.5.1 To create a TLS Context for Teams Direct Routing:
      • 3.2.6 Generate a CSR and Obtain the Certificate from a Supported CA
      • 3.2.6.1 To generate a Certificate Signing Request (CSR) and obtain the certificate from a supported Certification Authority:
      • 3.2.7 Deploy the SBC and Root / Intermediate Certificates on the SBC
      • 3.2.7.1 To install the SBC certificate:
    • 3.3 Configure Media Realm
      • 3.3.1 To configure Media Realms:
    • 3.4 Configure SIP Signaling Interfaces
      • 3.4.1 To configure SIP interfaces:
    • 3.5 Configure Proxy Sets and Proxy Address
      • 3.5.1 Configure Proxy Sets
    • 3.5.1.1 To configure a Proxy Sets:
      • 3.5.1.2 To configure a Proxy Address for Teams:
  • 3.6 Configure Coder Groups
      • 3.6.1 To configure a Coder Group:
      • 3.6.2 To set a preferred coder for the ITSP SIP Trunk:
    • 3.7 Configure IP Profiles
      • 3.7.1 To configure an IP Profile:
    • 3.8 Configure IP Groups
      • 3.8.1 To configure an IP Groups:
    • 3.9 Configure SRTP
      • 3.9.1 To configure media security:
    • 3.10 Configure Message Condition Rules
    • 3.10.1 To configure a Message Condition rule:
    • 3.11 Configure Classification Rules
      • 3.11.1 To configure a Classification rule:
    • 3.12 Configure IP-to-IP Call Routing Rules
      • 3.12.1   To configure IP-to-IP routing rules:
    • 3.13 Configure Firewall Settings
      • 3.13.1 To configure a firewall rule:
    • 3.14 Sample ITSP Configuration using Twilio
  • 4 Verify the Pairing Between the SBC and Direct Routing
    • 4.1 To validate the pairing using SIP OPTIONS:
    • 4.2 Sample M365 configurations
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