In one example in accordance with the present disclosure, a system may comprise a node accessor to access a first node belonging to a plurality of nodes and an interface determiner to determine a hardware interface associated with the first node. The system may comprise a template determiner to determine a template corresponding to the hardware interface, wherein the template contains a predefined identifier associated with the hardware interface. The system may comprise a network handler to identify a network associated with the predefined identifier associated with the hardware interface; and a network associater to associate each node in the plurality of nodes, including the first node, with a network specified in the template.