Thanks for your response. I did attach screenshot of my code.
Using postman or Javascript Fetch function or any http method.
The response header is same without CORS enabled.
Every edit I made I restart the service and the server after.
I did try that but not working
first I went to this file
/usr/local/FlashphonerWebCallServer/conf/falshphoner.properties
and my file look like this:
ip=**.***.***.***
ip_local=***.**.**.***
client_mode=false
rtc_ice_add_local_component=true
rest_access_control_allow_origin=*...