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WebRTC Integrator's Guide by Altanai

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The WebRTC client's SIP messages to SMS in a GSM phone (SMSC)

Typical SMS service in Intelligent Networks can be achieved in the IMS environment via Short Message Service Center (SMSC). It sends an SMS message to a GSM phone and retires if the message is undelivered (usually stores it in a buffer and retires after a period of 2 days).

As we can extract content out of an SIP message and use the SMS gateway to deliver the message to a GSM phone, it is thus also practical to extract the WebRTC-based messages and send them over to a GSM phone as SMS. Another setup would be to store the message in a database and let Kannel send them out in succession.

The Kannel gateway

The Kannel gateway is a Wireless Application Protocol (WAP) and SMS (Short Message ...

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