The ClearCall Knowledge Hub

Expert guides, industry news, and practical advice on VoIP, 3CX, SIP trunking, and business communications technology — written by our Queensland-based specialists.

The Complete Guide to VoIP Business Phone Systems in Australia (2025)

Everything Australian businesses need to know about switching to VoIP — from cost savings and call quality to choosing the right provider and hardware.

8 min read18 Feb 2025

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3CX

Migrating from a Legacy PABX to 3CX: What Queensland Businesses Need to Know

A practical step-by-step guide to replacing your ageing PABX with a modern 3CX phone system — minimising downtime and maximising ROI.

7 min30 Jan 2025

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SIP Trunking

SIP Trunking Explained: How to Replace ISDN Lines and Cut Your Phone Bill

SIP trunking is the modern replacement for ISDN and PSTN lines. Here's how it works, what it costs, and why Australian businesses are making the switch.

6 min10 Jan 2025

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Hardware

Yealink Wireless Headsets: Which Model Is Right for Your Business in 2025?

A practical comparison of Yealink's WH-series DECT wireless headsets — helping you choose the right model for your team's needs and budget.

5 min15 Dec 2024

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Business Continuity

Business Continuity and VoIP: Keeping Your Phones Working When Disaster Strikes

Floods, power outages, and internet failures can knock out your phone system at the worst possible time. Here's how to build resilience into your VoIP setup.

6 min20 Nov 2024

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3CX

3CX V20: Key New Features and What They Mean for Your Business

3CX Version 20 brings significant changes to licensing, deployment, and features. Here's what you need to know and how ClearCall can help you upgrade.

5 min5 Oct 2024

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3CX

Make Every Call Count: CRM Telephony Integration That Actually Helps Sales and Service

Customers judge your business in the first 30 seconds of a call. CRM telephony integration puts caller context on screen, keeps notes clean, and guides the next-best action so every call moves faster and feels more personal.

9 min15 Mar 2026

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