start reading here:
P.S. I have not read the site completely… 😉
try to use twilio api, https://www.twilio.com/docs/howto, and read more details about this api. i hope this helps.
Hi Exequiel. twilio is like a server and is not free. it would still require me to pay for the licensed version. but thanks for suggesting.
Hi Luuk, thanks! According to the link you posted, "PHP-sip is a PHP implementation of a simple SIP user agent (UAS / UAC). PHP SIP is not a VoIP phone. It is not possible to make "voip calls" with this tool – only SIP signalling is supported – no audio available." – i was looking for something that can make phone calls, technically PHP-sip didnt qualify.
You should also Google for: ‘php sip client‘
It will find nice articles like this one:
Thanks Luuk! It will help me alot on my research! But it’d be better if somebody would link me to an opensource WEBphone where everything is done and ready for use. 🙂