Don't know about Voipstunt. Skype has an entirely proprietary
protocol stack - no SIP, or anything else "open."
Masoom Alam wrote:
whether skype or voipstunt are using SIP protocols. I
have experienced
that in many countries, where voice ports are blocked by the Telecom
providers but still voipstunt and skype works for calling to PSTN.
Please give me some links, for further reading on this.
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