Knowledge Hub
Practical guides and playbooks for WhatsApp automation, IVR, CRM, AI hiring, and performance marketing.
Telecom Innovation • 9 min
Learn how to build embedded voice devices—intercoms, emergency listeners, AI translators, and smart calling terminals—using open-source telecom with Asterisk, FreePBX, and MYLINEHUB VoiceBridge.
2026-02-09 • embedded-telecom, voice-ai-devices, asterisk-integration
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Telecom Architecture • 9 min
A clear architecture overview of MYLINEHUB: decoupled telecom control, multi-Asterisk scalability, Spring Boot backend, Angular (ngx-admin) UI, VoiceBridge (ARI) for AI/IVR calling, and email automation.
2026-02-09 • mylinehub-architecture, technology-stack, spring-boot
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Telecom • 14 min
VoiceBridge does not use config JSON files. It loads everything from PostgreSQL: Stasis app config, runtime parameters, and prompt/instructions. This guide shows the correct DB insert templates with placeholders and explains how each field is used in Java.
2026-02-09 • voicebridge, stasis, ari
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Telecom • 14 min
A deep, practical explanation of telephony audio formats: PCM16, G.711 u-law (PCMU), G.711 A-law (PCMA), and Opus. Includes bit layouts, sample rates, payload sizes, hex view tips, and how VoiceBridge converts PCMU<->PCM16 in RTP pipelines.
2026-02-09 • g711, ulaw, pcmu
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Deployment • 12 min
A safe, practical guide to seeding initial MYLINEHUB telecom data (organization, AMI/SSH, users, providers, IVR, queues) using placeholders—while keeping secrets out of SQL and ensuring Asterisk values match.
2026-02-09 • initial-setup, seed-data, postgresql
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Deployment • 10 min
Step-by-step guide to enable ARI on FreePBX 17 (Asterisk 20), configure the built-in HTTP mini server, create AMI and ARI users, allow firewall access, and test ARI with curl/WebSocket for apps like VoiceBridge.
2026-02-09 • freepbx, asterisk, ari
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VoiceBridge • 12 min
A practical latency guide: where delay comes from in duplex AI voice, what to measure, and optimizations that preserve natural conversation.
2026-02-09 • latency, rtp, tts
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VoiceBridge • 12 min
Security architecture for VoiceBridge: ARI credentials, RTP port hygiene, firewall rules, isolation boundaries, and safe deployment patterns.
2026-02-09 • security, ari, rtp
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VoiceBridge • 11 min
How to implement real barge-in: detecting caller speech during TTS, cutting through audio safely, and keeping duplex conversation natural.
2026-02-09 • barge-in, interruptions, full-duplex
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