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Ryan Steele's avatar
Ryan Steele
Bronze Contributor
Mar 24, 2022

Cannot sign in to a desk phone using Teams SIP Gateway

Hi all,   I'm attempting to sign in to a Polycom CCX VVX 411 desk phone I have onboarded to the Teams SIP Gateway by following the instructions here. As far as I can tell, the device has been confi...
  • Ryan Steele's avatar
    Mar 31, 2022
    I finally got connected with a helpful Microsoft 365 support rep and it turns out the problem was that the "SIP devices can be used for calls" setting was not enabled on the Calling policy assigned to the user.

    My fault, to be sure; that being said, it would be helpful if there were some kind of error message during the web sign in process if the setting is disabled rather than being told "You have successfully signed in". May my misfortune serve as a warning to others.

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