in mikrotik telephony i found a voip properties and i can’t configure it please i want some help for what is a voip? and how to configure it
I think Mikrotik works as a VoIP gateway and for that you required to some kind of cards to be installed in Mikrotik.
Please check the manual.
http://www.mikrotik.com/testdocs/ros/2.9/ip/telephony.php