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Polycom IP Phone Is Showing a 389 Error Message

If the screen shows a 389 error message on your Polycom IP Phone, check your network setup for potential issues. Learn how to fix the issues here.


When attempting to activate your Polycom phone, the screen shows the error 389.

Applies To

Polycom phones



Note: If available, we highly recommend consulting an IT or networking professional when dealing with network issues.

Check your network setup for potential issues

  • Are other network devices able to reach the Internet successfully?
  • Are all cords and cables functional and properly connected?
  • Is the problematic phone plugged into a hub or switch? If so, try plugging it directly into the router and attempting activation again.
  • Try power-cycling the entire network.


The phone is unable to reach the activation servers. This could be due to network setup issues.

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