The tool below diagnoses the fault step by step. If it needs escalating, it generates an Aussie Broadband call script with everything you've already tried. Aussie Broadband support: 1300 880 905, daily 8am–midnight.
Most common causes are a modem needing a restart in the correct order, a loose cable, or a network fault. Restart the NBN box first, then the modem — Aussie Broadband uses DHCP, so there's no login step to get wrong. If the NBN box lights are red or off, call 1300 880 905 to lodge a network fault.
No — Aussie Broadband connections use DHCP (automatic IP assignment), unlike some providers that require manual PPPoE login details. It should connect automatically once the NBN box is up.
Aussie Broadband-supplied modems commonly use 192.168.20.1. On your own modem, try 192.168.1.1 first, then 192.168.0.1. Type it into your browser address bar — not Google.
Call 1300 880 905, daily 8am–midnight, or live chat at aussiebroadband.com.au/support. Ask specifically to lodge an NBN Co network fault if lights on your NBN box are red or off.
Guides for other providers: