PortSIP PBX: when a phone system becomes part of the business application
Docker on your Linux host, Contact Center queues, WhatsApp, WebRTC clients and CRM APIs — without building a PBX engine from scratch.
Read article →TopicsVoIP & PBXFreeSWITCHAsteriskWebRTCCCaaSAI VoiceAI EngineeringSaaS ArchitecturePBX MigrationMulti-Tenant PBXAll articlesInsights
🚨 One-Way Audio in FreeSWITCH / FusionPBX? It’s Usually Not “Just a Network Issue.”
Recently, I worked on a FusionPBX + FreeSWITCH call connectivity issue involving browser-based WebRTC extensions where one side of the call could hear audio while the other side…
Read article →
From broken WebRTC calls to a reusable SIP lab: how we debug real FusionPBX / CCaaS voice paths
We didn’t “fix NAT.” We built a SIP.js diagnostic lab — and one-way audio started telling the truth. Most VoIP war stories end the same way: “It’s NAT.” “Change ext-rtp-ip.”…
Read article →
Looking for a Cisco CallManager Alternative? Watch This IP PBX Demo
Looking for a modern, cost-effective business phone system? Looking for a modern, cost-effective business phone system? This video demonstrates a Linux-based IP PBX that runs on…
Read article →
3CX vs Custom AI-Powered CCaaS: When to Configure, Extend, or Build
3CX vs custom AI-powered CCaaS: when to configure a PBX, extend it with CRM and AI workflows, or build a multi-tenant contact-center product.
Read article →
FreeSWITCH vs Asterisk: Which Should You Choose?
A practical architecture comparison for teams choosing a telephony engine.
Read article →
How to Build an AI Voice Agent with SIP
A high-level architecture for connecting voice AI with SIP/telephony infrastructure.
Read article →
How to Build a Multi-Tenant Cloud PBX
Key architectural concerns for tenant isolation, routing, provisioning and scale.
Read article →
🚀 Building a Scalable UnifiedPBX CCaaS/UCaaS Architecture
┌──────────────────────────────────────────────────────────────────────┐ │ UnifiedPBX CCaaS/UCaaS Platform │…
Read article →
8x8 vs Custom AI-Powered CCaaS: When Should Communication Be a Platform and When Should It Become Your Business Infrastructure?
Comparing UCaaS, CCaaS, AI, telecom control, business workflows, TCO, industry use cases and hybrid architecture. When should communication be a standardized employee/customer…
Read article →
Genesys Cloud vs Custom Asterisk/FreeSWITCH CCaaS: Choosing the Right Platform for Your Business, Not Someone Else's
Every business needs customer communication. Not every business needs a million-dollar contact center. 1. Introduction Talk about the current market. Today every business wants…
Read article →
Multi-Tenant Insurance ERP with Built-In PBX Software: Why Most Insurance CRMs Get Telephony Wrong
Most insurance software falls into one of two camps. There are CRMs built by people who understand insurance workflows — quotes, underwriting, policy issuance — but who treat the…
Read article →