• AVC – Access Virtual Circuit
    Unique identifier for each NBN service. Used for provisioning, billing, and authentication.

  • BBU – Battery Backup Unit
    Optional device that powers the FTTP NTD for limited time during power outages.

  • CA Date – Churn Authority Date
    Date the customer authorises transfer of a service to a new provider.

  • CPE – Customer Premises Equipment
    Customer-owned hardware such as routers, firewalls, or switches connected to the NBN service.

  • CRD – Customer Required Date
    The date by which the customer requests the service to be delivered or activated.

  • DFD – Data Flow Detection
    NBN system test that checks if data traffic is detected on a new service to confirm activation.

  • FTTP – Fibre to the Premises
    NBN technology type where fibre runs directly to the customer premises and terminates on an NTD.

  • FTTN – Fibre to the Node
    NBN technology where fibre runs to a street cabinet (node), then copper connects to the premises.

  • HFC – Hybrid Fibre-Coaxial
    NBN technology using fibre to a node and coaxial cable to the premises.

  • IPoE – Internet Protocol over Ethernet
    Authentication method that uses direct IP assignment over Ethernet without PPPoE encapsulation.

  • LOC ID – Location ID
    Unique identifier for each serviceable location in the NBN system.

  • ND / NTD – Network Termination Device
    NBN-supplied device installed inside the premises that terminates the fibre and provides UNI-D ports.

  • NSNW – New Service Never Worked
    Fault condition where a newly provisioned service has never been operational.

  • PCD – Premises Connection Device
    External termination point installed on the outside of the premises that connects the fibre lead-in.

  • POI – Point of Interconnect
    Location where RSPs interconnect with the NBN network.

  • PPPoE – Point-to-Point Protocol over Ethernet
    Common authentication method using username/password credentials encapsulated in Ethernet frames.

  • RSP – Retail Service Provider
    Telecommunications provider selling services to end users (e.g., via Vocus Wholesale).

  • SLA – Service Level Agreement
    Agreement defining restoration timeframes and service response levels.

  • eSLA – Enhanced Service Level Agreement
    Higher tier SLA option with improved restoration timeframes and priority handling.

  • UNI-D – User Network Interface – Data
    Ethernet port(s) on the NTD used for connecting customer routers.

  • UNI-V – User Network Interface – Voice
    Voice-specific port on legacy NTDs for analogue phone services (not supported on newer FTTP NTDs).