Method for configuring at least one OPC UA PubSub subscriber (2, 3) in an in particular industrial network, wherein a) a virtual address space for the at least one subscriber (2, 3) is provided on a configuration module that is separate from the at least one subscriber (2, 3), b) a configuration for the at least one subscriber (2, 3) is performed and/or a configuration that already exists for the at least one subscriber (2, 3) is changed in the virtual address space of the at least one subscriber (2, 3), c) the configuration module converts the configuration and/or configuration change into at least one PubSub message, d) the at least one PubSub message is transmitted to the at least one subscriber (2, 3), and e) the at least one subscriber (2, 3) is configured according to the at least one PubSub message, characterized in that the configuration module receives from the at least one subscriber (2, 3) the identification thereof and the present configuration thereof as a PubSub message and, in response thereto, the configuration module provides the virtual address space for the at least one subscriber in step a), the configuration module joins a first publishing group, for which it is the publisher, and to which the at least one subscriber (2, 3) subscribes, and the configuration module joins a second publishing group, in which it participates as a subscriber, the configuration module announces the second publishing group in the first publishing group, and the at least one subscriber (2, 3) subscribes to the second publishing group, and the at least one subscriber (2, 3) sends its identification and its present configuration to the second publishing group as a PubSub message. a) a virtual address space for the at least one subscriber (2, 3) is provided on a configuration module that is separate from the at least one subscriber (2, 3), b) a configuration for the at least one subscriber (2, 3) is performed and/or a configuration that already exists for the at least one subscriber (2, 3) is changed in the virtual address space of the at least one subscriber (2, 3), c) the configuration module converts the configuration and/or configuration change into at least one PubSub message, d) the at least one PubSub message is transmitted to the at least one subscriber (2, 3), and e) the at least one subscriber (2, 3) is configured according to the at least one PubSub message, the configuration module receives from the at least one subscriber (2, 3) the identification thereof and the present configuration thereof as a PubSub message and, in response thereto, the configuration module provides the virtual address space for the at least one subscriber in step a), the configuration module joins a first publishing group, for which it is the publisher, and to which the at least one subscriber (2, 3) subscribes, and the configuration module joins a second publishing group, in which it participates as a subscriber, the configuration module announces the second publishing group in the first publishing group, and the at least one subscriber (2, 3) subscribes to the second publishing group, and the at least one subscriber (2, 3) sends its identification and its present configuration to the second publishing group as a PubSub message.