Mobile telecommunications network access point configuration and fiber routing configuration for customer premises equipment is disclosed. A customer premises component (CPE) can comprise a customer premises mobile broadband to steerable fiber component (CPC) comprising a baseband control unit, a user-plane function component, and a fiber path selection component that can enable configuration of a cellular frontend facing a user equipment (UE) and configuration of a fiber backend facing other endpoint devices. The CPC can receive information pertinent to the configuring the frontend/backend from a network management component, a carrier network component, and internet component, etc. The CPC can automatically adapt configuration of the frontend/backend to selectively enable traffic to flow between the UE and another endpoint device.