Free SIP Proxy Server :: Residential and Business VoIP
SIP Express Router (SERi) is a high-performance, configurable, free SIP server licensed under the open-source GNU license . It complies to the SIP standard and as a proxy server supports many other SIP methods.
Examples of methods supported transparently include but are not limited to INFO method (RFC2976), ISUP/QSIP MIME Types (RFC3204), UPDATE method (RFC3311), PRACK method (RFC3262), MESSAGE method (RFC3428), Replaces header field (RFC3891), Join header field (RFC3911), etc.
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Emphasis: SIP registrar, RF3261, registrar, proxy, redirect, server
Related terms: sip express router, free server, download
Page title: Free SIP Proxy Server :: Residential and Business VoIP
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