Simplifi Contact - Register an ALGO SIP Speaker

This guide provides instructions to get an Algo SIP endpoint registered to your Simplifi Contact account. You can also use these steps to troubleshoot a failed registration.

For device-specific instructions to discover the IP address, use the Algo Network Device Locator

  1. Log into the web interface by typing the device’s IP address in the web browser. 
  2. Navigate to Basic Settings > SIP (the following credentials are available through your Simplifi Core platform or by request to 
    1. In the "SIP domin (proxy server)" field, enter the account realm.  
      1. _____________
    2. In the "Page Extension" and "Authentication" fields, enter the device's SIP credentials:
      1. Page Extension: _____________
      2. Authentication ID: _____________
      3. Authentication Password: _____________
    3. Click Save

      Screenshot 2023-02-13 at 1.23.04 PM
  3. Navigate to the Status tab to verify that registration was "Successful".

  1. If registration was not successful, navigate to Advanced Settings > Advanced SIP
    1. Set the SIP Transport to Auto (DNS NAPTR)
    2. Enter your Outbound Proxy address
      1. You can find your Outbound Proxy address by navigating to
      2. Enter the following into the search bar:
        1. _sip._udp.(the SIP domain from step 2.a. above)
        2. Select SRV from the dropdown menu and click Search
        3. Copy any one of the proxy server addresses that have populated
          1. example: (see image below)
        4. Navigate to your Windows Command Prompt or Apple Terminal and type in the following:
          1. ping (plus the copied proxy address from above), then press the Enter or Return key on your keyboard.
            1. example: ping
          2. The outbound proxy address (IP address) will be listed in the Command Prompt or Terminal.

Screenshot 2023-02-13 at 1.43.36 PM