The network topology describes the physical arrangement, installation, and connection of cables, computer, and other devices.
The network topology can be bus topology (a network topology that uses a single cable or conductor to connect all nodes on the network.) ,star topology (a network topology in which cables running from each node connect to a single point, such as a hub.), ring (a network topology that consists of a single cable that runs continuously from node to node), mesh, hybrid, hub topology,... according the arrangement of the nodes.