Star21 is your expert delivery partner for Telstra Network Services—bringing the speed, agility, and know-how today’s businesses demand.

From 5G/4G Enterprise Wireless Data that enables fast, mobile-first connectivity, to Adaptive Networks that intelligently respond to shifting workloads and user demands — we ensure your network is always optimised for performance. Our capabilities extend across Fixed Voice services and next-generation SD-WAN, giving your business the reliable foundation it needs to thrive in a connected world

5G/4G Wireless Data

Fast, secure and scalable connectivity

Whether you’re enabling mobile teams, connecting remote sites, or supporting critical systems, our Enterprise Wireless Data solutions keep your business online and performing at its best. 

Adaptive Networks

Boost performance, cut costs, and keep your business agile.

Our Adaptive Network solutions dynamically prioritise traffic, balance loads, and respond to shifting demand—keeping your applications fast, your users connected

Fixed Voice

Reliable voice communication that enhances your business

From traditional lines to IP-based voice, we deliver enterprise-grade communication that’s secure, scalable, and future-ready.

SD WAN

Smarter networking that cuts costs and boosts performance

We simplify complex networks with intelligent routing, real-time traffic optimisation, and centralised management—delivering a seamless, secure experience across all your locations.