To know more about the Star Topology Advantages and Disadvantages, keep reading this article till the end. Most popular and most widely used LAN technology Ethernet operates in Star or Star-Bus topology. connected directly to a central device called as a network switch.Each workstation has a cable that goes from its network interface card (NIC) to a network switch.. If the central core fails, then so does the entire system. main disadvantages of star topology are: * Too much dependency on a central device has its own drawbacks. STAR TOPOLOGY: ADVANTAGES AND DISADVANTAGES What is Star topology? A star topology is a topology where every node in the network is connected to one central switch. There are no risks of signal reflection within the network, creating a secure way to transmit data packets with its uni-cast communication and point-based connections. A star topology is a network that is designed to look very similar to a star with a central core and many systems connected directly to that core. Unlike Bus topology (discussed earlier), where nodes were connected to central cable, here all the workstations are connected to central device with a point-to-point connection. 1. The systems in a star topology do not connect to each other, but instead pass messages to the central core that, in turn, passes the message to either all other systems or the specific destination system depending on the network design. The main disadvantages of Star Topology are the dependency of the whole network to the single central hub, connection of new device depends on the central hub. If it fails the whole network goes down. The relationship between these elements is that the central network hub is a server and other devices are treated as clients. That means a star topology system is useful for networks of almost any size. A star topology is designed with each node (like workstations, printers, laptops, servers etc.) Star topology Just like the name is star or star, this topology is star-shaped and in this topology is one of network topology that usually use switch/hub to connect client one with another client. The central Hub needs to be a faster and self-contained computer than can control the other nodes and rout the traffic towards them since the whole strength of the network depends on the capability of the hub. In Star topology, all the components of network are connected to the central device called “hub” which may be a hub, a router or a switch. In this article, you find a lot of Star Topology Advantages and Disadvantages with Diagram. Most popular and widely used LAN technology Ethernet currently operates in Star Topology. List of the Disadvantages of Star Topology. Every device in the network is directly connected to the switch and indirectly connected to every other node. Star Topology. Each host may thus communicate with all others by transmitting to, and receiving from, the hub. The failure of a transmission line linking any host to the hub will result in the isolation of that host from all others, but the rest of the network will be unaffected. The star topology reduces the impact of a transmission line failure by independently connecting each host to the hub.