Hardware is basically the physical parts or components of the computer such as monitor, keyboard, storage, memory etc.
Interconnections of two or more devices is called a Network. The communication between two or more devices is called Networking.
To answer your question, there is no term (that I am aware of ) in computer science called “Hardware Networking”. However, I guess you wanted to know about “Networking Hardware”.
Networking Hardware are physical equipments that are required to setup a network like NIC or LAN or Ethernet card, Media (Wired or Wireless) and Networking devices (Hubs, Switches, Modems, Routers etc.).
Any Student Who had pass 10th , 12th , degree or equivalent couse.