URL Networks

NBN Fibre to the Curb (FTTC) Troubleshooting

You are here: Help Broadband NBN Fibre to the Curb (FTTC) Troubleshooting


What do the lights on the nbn™ connection box mean?

Power Light – this will be solid blue when the nbn™ connection box is powered on

Connection Light – this will be solid blue when the nbn™ connection box is powering the nbn™ access network equipment outside your home. If the light is red, contact your phone and internet provider.

DSL Light – this will be solid blue when the nbn™ connection box is communicating with the nbn™ access network.

Local Area Network (LAN) Light – this will be solid blue or amber when the nbn™ connection box and your gateway are connected but will blink when information is being transferred between them (e.g. when you’re browsing the internet).

Power check

  • Check the power indicator  on the nbn™ connection box is illuminated green and is not flashing.
  • Is it plugged into a power point and is it turned on?
  • Do you have power coming into your property?

Indoor nbn connection box

  • Check the ‘DSL ’ LED indicator light on the nbn™ connection box. It should show a solid blue light
  • Check the LAN LED it should show a solid Blue light
  • Check the Connection LED, it should have a solid blue.  If it is RED you will need to contact us so we can report a fault

Recovery Steps

  • Power-cycling the nbn™ connection box by disconnecting the power cord for 10 seconds before reconnecting it.
  • Remove any existing ADSL/central filters.
  • Try using other telephone wall sockets if there are any in the property
  • Allow up to 20 minutes for the Connection and DSL Lights on the nbn™ connection box to turn solid blue. 
  • Tried resetting the nbn™ connection box by holding the ‘RESET’ button for 1-2 seconds.