HUB A network hub is designed to connect computers to each other with no real understanding of what it is transferring . Typically, a network hub is used for a private network, one that does not have any connections to sources other than local computers (meaning, no Internet access). When a hub receives a Packet of data from a connected device, it broadcast that data packet to all other connected devices regardless of which one ends up being the final destination
Advantages of Hub Hub is less expensive product . it is used for connect the multiple devices.
Disadvantages of Hub It will broadcast to all the ports. It runs half duplex. If 10 Ports in a hub it will share bandwidth of 100 MbPs , So each port share 10 Mbps. A hub has minimum 4 ports and cannot accommodate for big Networks