SIP trunk

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SIP trunk

A voice over IP (VoIP) call path. One SIP trunk supports one phone call. See SIP trunking and VoIP.
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References in periodicals archive ?
Our current network is provided over 18 ISDN2e, 34 ISDN30e, 1126 PSTN and 2 SIP connections all with varying channels.
Businesses can safeguard themselves from SIP-focused intrusions and denial-of-service attacks by deploying solutions that encrypt, authenticate and validate SIP connections to ensure confidentiality and integrity.