Kjernenettet
Kjernenettet, or the core network, denotes the central backbone of a national telecommunications or data network. It connects regional access networks, mobile and fixed, and provides the high-capacity transport and interconnection required for national digital services. The term is used in planning, policy, and technical discussions to distinguish the core from edge networks that connect end users and local sites.
Architecture typically includes high-capacity optical transport links, core routers, data centers, and interconnection points (peering hubs)
Common technologies and protocols in Kjernenettet include IP/MPLS or equivalent scalable routing, segment routing or MPLS-TE
Governance and operation may be undertaken by government bodies, a dedicated national backbone operator, or a
Security and resilience are central concerns, with measures such as physical and cyber-security, diversified routing, disaster
Because Kjernenettet refers to the core, it typically operates with a high level of abstraction from the