The fibre optics which are subject to the right of usehave the technical characteristics set out in ITU-T recommendation G652 (.B or.D) or the equivalent categories of the standard IEC 60793-2-50 (categories B1.1 or B1.3).
In its descent from an overhead to an underground position, the cables are always dielectric, with optical distribution frame placed in E-REDES premises. Any connection to the telecommunications company premises shall be carried out at that location by E-REDES 's technicians.