Network equipment refers to the hardware devices used to facilitate communication and data transfer within a computer network. Here are some common types of network equipment:

1. Router: A router is a networking device that forwards data packets between computer networks. It acts as a central hub for connecting multiple devices to a network and typically includes features such as Ethernet ports, Wi-Fi connectivity, and firewall capabilities.

2. Switch: A switch is a networking device that connects multiple devices within a local area network (LAN) and forwards data packets to their intended destination. Unlike a hub, which broadcasts data to all devices, a switch intelligently routes data only to the device that needs it, increasing network efficiency.

3. Access Point (AP): An access point is a device that allows wireless devices to connect to a wired network. It acts as a bridge between wired and wireless networks, providing Wi-Fi connectivity to devices such as laptops, smartphones, and tablets.

4. Network Interface Card (NIC): A network interface card, also known as a network adapter or Ethernet card, is a hardware component that enables a computer to connect to a network. It typically plugs into a computer's motherboard and provides a physical connection (e.g., Ethernet port) or wireless connectivity (e.g., Wi-Fi card).

5. Modem: A modem is a device that modulates and demodulates signals to enable communication between a computer or network and an internet service provider (ISP). It converts digital data from a computer into analog signals for transmission over telephone lines, cable lines, or fiber optic cables, and vice versa.

6. Firewall: A firewall is a network security device that monitors and controls incoming and outgoing network traffic based on predetermined security rules. It helps protect a network from unauthorized access, malware, and other cyber threats.

7. Network Attached Storage (NAS): A NAS device is a specialized storage device that connects to a network and provides centralized file storage and sharing capabilities to multiple users and devices. It typically includes one or more hard drives and may offer features such as data backup, remote access, and RAID (Redundant Array of Independent Disks) configurations.

8. Cable and Wiring: In addition to active network equipment, network infrastructure also includes passive components such as cables, connectors, and wiring. These components facilitate the physical transmission of data signals between devices in a network.

These are just a few examples of network equipment commonly used in computer networks. The specific types of equipment needed depend on the size, complexity, and requirements of the network.