We are using Windows server 2012 64bit operating system with Bria xlite softphone.
Please note we have not yet registered with sip service provider because it is still in the testing mode.
1.server 2012 IVR setup done which is located @ datacenter.
2.softphone is setup on my local machine windows 10 which is connected to public ip.
3.when I dial the with softphone can see this message on server side:- IP Media server no voice response.
4. server 2012 operating system does not have sound card drivers setup is it ok ? OR IVR Needs sound card ?