Everything we've written on VoIP
News and regulation, the technology underneath your calls, practical guides and security, grouped by topic.
Industry & regulation
The state of voice in Australia: copper, NBN and where VoIP fits now
Copper isn't switched off everywhere, ADSL and CAN Radio are on their way out, and almost every new phone line is now VoIP. Here's what's actually changing and what it means for you.
Industry & regulationTriple Zero and VoIP: what changed, and how to make sure 000 works on your phones
New Triple Zero laws took effect in November 2025. Most of them bind telcos, but the biggest risk for VoIP users is closer to home: a wrong emergency address or a phone with no power.
Technology
AI voice agents and the phone system: what's real in 2026
Conversational AI is replacing the "press 1 for sales" menu, transcribing every call and writing the notes afterwards. Here's what it does well, where it still trips up, and how to roll it out sensibly.
TechnologyCodecs and HD voice explained: why some VoIP calls sound so much better
G.711, G.722, G.729, Opus. The codec your system negotiates decides whether a call sounds like a 1990s landline or like the person is in the room. Here's how they compare.
How-to guide
Crystal-clear VoIP on the NBN: a practical call quality guide
Choppy audio, one-way calls and dropouts nearly always come down to a handful of fixable network problems. Work through this guide and most of them go away.
How-to guideVoIP for the home office and hybrid teams
Softphone, desk phone or mobile app? How to give remote staff the same calling experience as the office without wrecking call quality or emergency calling.
Security
Scam calls, caller ID spoofing and the new Sender ID rules
Telcos have blocked more than four billion scam calls and texts under Australian rules, and branded SMS now has to be registered. Here's what that means for how your business calls and texts customers.
SecurityThe VoIP security checklist: stopping toll fraud before it starts
A compromised phone system can run up thousands of dollars in international calls over a single weekend. These are the controls that stop it.
Setup options
Teams Phone vs a dedicated cloud PBX: which suits your business?
If your staff already live in Microsoft Teams, adding calling there is tempting. But a purpose-built cloud phone system still wins for some businesses. Here's how to decide.
Setup optionsSIP trunking explained: connecting your own phone system to the world
A SIP trunk is the internet equivalent of a bundle of phone lines. Here's how it works, when it makes sense, and what to check before you sign up.