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,…
Asterisk and FreePBX systems are constant targets for SIP scanning bots, credential stuffing attacks, and toll fraud rings.…
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…
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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Running your own mail server gives you full control over email delivery, storage, and privacy. This guide walks…
