Abstract: A cable system, especially an optical fiber cable system being installed in a sewer tube system having a main sewer and at least one lateral, entering the main sewer at an entering point and connecting a cable access point to the main sewer and a method for laying cable resulting in the cable system. The cable system comprising at least one cable distributor point, located in or outside at or nearby a main sewer manhole of the main sewer, and at least one main cable being laid in the main sewer, reaching to the cable distributor point and at least one access cable being laid in the lateral, wherein said access cable is connecting the access point directly with the distributor point, being partially laid in the main sewer, parallel to the main cable, preferably wherein the access cable and the main cable are connected at the distributor point.