Why are calls not placed or received on my Galaxy S6 phone?

[AC Question]

Why calls cannot be placed or recieved in my Galaxy S6 phone.

For incoming calls, it is said that the route is busy for the caller. For outgoing calls, the calls are dropped within seconds.

 

[B. Diddy]

Re: Why calls cannot be placed or recieved in my Galaxy S6 phone.

Welcome to Android Central! Have you discussed this with your carrier?