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In modern VoIP systems, a SIP proxy plays a central role in managing secure, scalable communications. This article explains what a SIP proxy is, how it works, and why it’s essential for VoIP security.
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Meta’s WhatsApp Business Platform is evolving. As of July 2025, businesses can now both initiate and receive voice calls via the official API, marking a major shift for customer communication on WhatsApp.
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If you’re deploying or troubleshooting a VoIP setup — especially one involving WebRTC, SIP trunking, or hosted PBX — understanding the difference between the SIP proxy and the SIP registrar is essential.
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SIP ALG is a feature often enabled by default on many commercial routers and firewalls. While designed with good intentions, in the world of VoIP and softphones, it frequently causes far more problems than it solves.
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WebRTC (Web Real-Time Communication) is an open-source framework that allows web browsers and mobile apps to support real-time communication via simple APIs — without requiring plugins or external software.
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If you’ve ever encountered one-way audio, dropped calls, or registration failures in your VoIP deployment, there’s a good chance SIP ALG is the cause. Often enabled by default on routers and firewalls, SIP ALG tries to help — but usually makes things worse.
Let’s unpack what SIP ALG is, why it causes problems, and how to turn it off.
When it comes to real-time communication, latency is the silent killer. One of the main culprits? Transcoding. If you’re using WebRTC in your VoIP stack, understanding how transcoding works — and how it affects call quality — is essential for delivering a professional-grade experience.
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Voice search optimisation involves shaping content to answer spoken queries directly and concisely. These queries often start with “how”, “what”, “where” or “why”—for example, “What is the best local café near me?”
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As businesses modernise their communication systems, understanding the technical components that enable secure, reliable VoIP and WebRTC connectivity becomes essential.
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Without proper safeguards, your organisation’s voice network can become vulnerable to fraud, eavesdropping, and costly downtime. Here’s what businesses need to know about securing their SIP trunks and protecting communications.
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