Tag: TLS
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SIP transport protocol transcoding in OpenSIPS
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Introduction This is the final article in my series about fixing SIP header addresses. It broadly overlaps with the theme of the earlier articles. As a VoIP solutions designer, you may want your proxy server to deliberately transcode between different transport protocols. For example, WebRTC to TCP or TLS to UDP. This is possible with OpenSIPS, but getting every detail correct across a wide range of use-cases is quite difficult. It requires attention to detail in…
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Using TLS in OpenSIPS v2.2.x
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Using TLS with OpenSIPS: Why do we need it and how is it configured? While support for TLS existed in version 1, the configuration changed significantly in version 2. This article briefly covers the new v2 setup. The role of TLS in VoIP calls Today, it is common practice to use encrypted communication over the Internet whenever possible. The most familiar example is https which provides secure, encrypted web browser sessions for things like online banking…
