Continuing the previous article there are few more steps to complete the configuration of the Direct Routing with the office 365 tenant and in this article we will run through those steps.
Currently the SBC is up and running configured with the certificates and required SBC DNS records now the next step is to enable the direct routing. Well there are two options to enable the Direct Routing via skype online powershell session or via the Microsoft Teams Admin center. In our example we will try to enable them via the Teams admin center.
Before doing this make sure to meet the network prerequisite that is required for Direct Routing and have written an article about the same almost a year ago.
Login to the admin portal with the appropriate credentials.
Enter the DNS name of the SBC that was configured in our case its sbc.nl.exchangequery.com
Subsequently we must add all the required information over here. One important point to note over here is that the SIP signaling port that is present by default is port 5067. The Direct Routing SIP Trunk can be configured only by using a TLS connection. We can choose the SIP port any port of our choice. If we try to configure the port 5060 it will not work since the TCP connectivity is not supported due to security reasons.Continue reading