Yealink IP Telefon Sahte (Fake) Çağrı Engelleme

Yealink IP Phone Fake Call Blocking

To prevent fake calls on Yealink IP phones:

In order to make this change from the web interface, the phone version must be 80 or above.

  1. We log in to the web interface of the IP phone.
  2. We go to Features > General information.
  3. We mark the Accept SIP trust server only section as “enable”.

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