Cellular network controller, comprising creating means adapted to create a first condition based on a first indication comprised in a request to set up or to modify a packet data connection of a user device of a first radio access network of a first technology, wherein the request is received from a core device, and the first condition comprises a condition for offloading a first radio access bearer of the first technology to a second radio access network of a second technology different from the first technology, wherein the first radio access bearer is provided by the cellular network controller for the packet data connection of the user device; checking means adapted to check if the first radio access bearer fulfills the first condition; the creating means further adapted to create a second condition for the offloading of the first radio access bearer based on a second indication received from the core device, wherein the second indication comprises at least one of whether or not the first radio access bearer may be offloaded at all; whether or not the first radio access bearer may be offloaded to a specific one of a plurality of technologies including the second technology, each of which being different from the first technology; whether or not the first radio access bearer may be offloaded to a specific one of a plurality of radio access networks of the second technology, wherein the plural radio access networks comprise the second radio access network; and whether or not the first radio access bearer must be offloaded only together with a second radio access bearer of the first technology different from the first radio access bearer; and the cellular network controller further comprises indicating means adapted to indicate an identification of the first radio access bearer to the user device if the first condition is satisfied, and wherein the indicating means is further adapted to indicate the second condition to the user device. creating means adapted to create a first condition based on a first indication comprised in a request to set up or to modify a packet data connection of a user device of a first radio access network of a first technology, wherein the request is received from a core device, and the first condition comprises a condition for offloading a first radio access bearer of the first technology to a second radio access network of a second technology different from the first technology, wherein the first radio access bearer is provided by the cellular network controller for the packet data connection of the user device; checking means adapted to check if the first radio access bearer fulfills the first condition; the creating means further adapted to create a second condition for the offloading of the first radio access bearer based on a second indication received from the core device, wherein the second indication comprises at least one of whether or not the first radio access bearer may be offloaded at all; whether or not the first radio access bearer may be offloaded to a specific one of a plurality of technologies including the second technology, each of which being different from the first technology; whether or not the first radio access bearer may be offloaded to a specific one of a plurality of radio access networks of the second technology, wherein the plural radio access networks comprise the second radio access network; and whether or not the first radio access bearer must be offloaded only together with a second radio access bearer of the first technology different from the first radio access bearer; and whether or not the first radio access bearer may be offloaded at all; whether or not the first radio access bearer may be offloaded to a specific one of a plurality of technologies including the second technology, each of which being different from the first technology; whether or not the first radio access bearer may be offloaded to a specific one of a plurality of radio access networks of the second technology, wherein the plural radio access networks comprise the second radio access network; and whether or not the first radio access bearer must be offloaded only together with a second radio access bearer of the first technology different from the first radio access bearer; and the cellular network controller further comprises indicating means adapted to indicate an identification of the first radio access bearer to the user device if the first condition is satisfied, and wherein the indicating means is further adapted to indicate the second condition to the user device.