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In this article:


The configuration steps described in this article are examples.

Ribbon recommends referring to the SBC and PSX product documentation for detailed information on the commands, parameters, and flags used in the configuration examples of this guide.

Process the steps in the same order as described in this article.

This article describes basic PSX configuration to route calls using an external PSX, when the SBC is deployed with MS Teams.

Configure a Gateway

  1. Configure a gateway with the SBC name and the management IP address.

    Gateway Configuration - 1

  2. From the Gateway configuration UI, enter the name of gateway that is configured in the SBC.

    Gateway Configuration - 2

    Gateway Configuration - 3

Configure Element Routing Priority

Assign the highest priority to the 'Entity Type' Trunk Group for all required Call Types.

Element Routing Priority


Configure Tone and Announcement Profile

If DSP cards/licenses are not available, set the flag Announcement Based Tones to Enable. Ensure that you execute the configuration described in the section "Ring Back Tone (without DSP)" of the page Common SBC Configuration.

Tone and Announcement Profile

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