Archive: 2025/11 - Page 3
Learn which codecs your IP phone supports in 2025 - from G.711 and G.729 to Opus and G.722. Get vendor-specific compatibility lists and real-world advice for optimizing call quality and bandwidth.
Learn how to install FreePBX on Linux to build a free, enterprise-grade VoIP phone system. Step-by-step guide for Debian 12, Asterisk, SIP trunks, and avoiding common setup mistakes.
VoIP phones need electricity to run, while landlines work during power outages because they draw power from phone lines. Learn why this difference matters for your business and how to stay connected during outages.
FXS and FXO ports let you connect analog phones and landlines to modern VoIP systems. Learn how they work, when to use each, and how to avoid common setup mistakes in 2025.
Compare G.711 and G.729 codecs for VoIP bandwidth usage. Learn which one saves bandwidth, which one sounds better, and how to choose based on your network, call volume, and budget.
