Which of the following networking devices is primarily used to connect different networks and route packets between them?

Routers are specialized networking devices designed to connect different networks and route data packets between them. They determine the best path for data to travel, based on various protocols and network conditions. Routers operate at Layer 3 (the Network layer) of the OSI model, making intelligent decisions about forwarding packets to their destinations. They play a crucial role in directing traffic across the internet and within local networks, ensuring data reaches its intended endpoint efficiently. This functionality is essential for interconnecting disparate networks, whether in small home environments or large-scale corporate infrastructures. Why Other Options are Wrong: A) Switches operate at Layer 2 (the Data Link layer) and primarily manage traffic within the same network rather than between different networks. B) Hubs are basic networking devices that broadcast data to all connected devices without routing capabilities, making them less efficient for complex networking needs. D) Repeaters regenerate signals to extend the distance over which data can travel but do not perform any routing functions. E) Bridges connect similar networks and filter traffic based on MAC addresses but do not route packets between different networks like routers do.