temporarily unavailable

  1. Cisco Phones Unable to Call Out Post Upgrade

    Hi, Has anyone run into an issue with the Cisco SPA303, SPA504G, and SPA525s where they show as registered to the system and can accept calls but get the "Temporarily Unavailable" error when dialing out? We recently updated one of our servers to 15.5.6354.2 to better support our new Yealink...
  2. Call failed - temporarily unavailable

    I have 3cx v15. if I want to call an outside number, windows 3cx client gives this error message: Call failed temporarily unavailable