What are the main network connection devices?

What are the main network connection devices? This is an issue that many netizens are concerned about. Next, the PHP editor will introduce to you the main equipment for network connection. Interested netizens should follow the editor to take a look!

Introduction to the main equipment for network connection

1. Router:The router is the core device in the network and is responsible for connecting different networks. forward packets between.

2. Modem: A modem is a device used to convert between digital signals and analog signals.

3. Network card: The network card is the interface device between the computer and the network. It is responsible for converting the data generated by the computer into network data packets and sending them to the network. At the same time, it converts received network packets into data that the computer can process.

4. Hub: A hub is a simple network device responsible for connecting multiple computers to a local area network.

5. Switch: A switch is a high-speed LAN device responsible for forwarding data packets within the LAN.

6. Optical fiber transceiver: The optical fiber transceiver is a device used for optical fiber communication. It is responsible for converting electrical signals into optical signals and transmitting them through optical fibers; at the same time, it will receive The received optical signal is converted into an electrical signal.

7. Wireless network equipment: Wireless network equipment includes wireless router, wireless network card , etc., which are responsible for realizing wireless network connection and data transmission. The wireless router is responsible for converting a wired network into a wireless network, and the wireless network card is responsible for converting data generated by the computer into wireless network data packets and sending/receiving wireless network data packets.

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