StrongSwan is an open-source IPsec-based VPN solution that supports IKEv1 and IKEv2 key exchange protocols. It creates encrypted…
Pritunl is an open-source VPN server that supports both OpenVPN and WireGuard protocols. It uses MongoDB as its…
WireGuard is a modern, high-performance VPN that uses state-of-the-art cryptography. It runs as a kernel module, which makes…
Managing IP addresses in spreadsheets works until it doesn’t. Once your network grows past a few subnets, tracking…
Asterisk PBX supports several methods for transferring and forwarding calls – blind transfers, attended transfers, call forwarding, follow-me,…
IVR (Interactive Voice Response) is an automated phone system that plays pre-recorded prompts and routes callers based on…
The basic IVR setup with Asterisk and PJSIP covers menu prompts and simple call routing. That foundation works…
Asterisk and FreePBX systems are constant targets for SIP scanning bots, credential stuffing attacks, and toll fraud rings.…
Kamailio is a high-performance, open-source SIP server capable of handling thousands of call setups per second. It functions…
Introduction RTPProxy is an open-source, high-performance RTP (Real-time Transport Protocol) proxy server used in VoIP infrastructures. It sits…
Asterisk is an open-source PBX (Private Branch Exchange) platform that handles SIP sessions, call routing, voicemail, IVR menus,…
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