Perhaps more specifically: where does the extra spectral bandwidth in those different categories of networking cables come from? By also twisting these two conductors within a balanced pair ...

Home networks are a simple LAN that use a broadband router to connect devices, either via cables or wirelessly ... a company with an office in London and another in Beijing would use a WAN ...

A wired network uses copper cables or fibre optic cable ... because it is easy to connect a node to a network. Many different types of device, such as laptops, tablets, smartphones, interactive ...