IT a level

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Across
  1. 4. A network that extends over a large geographic area, such as a city, country, or even globally, connecting multiple LANs.
  2. 5. A unique identifier assigned to a network interface card (NIC) for communication at the data link layer of a network.
  3. 6. A networking device that connects multiple Ethernet devices, making them act as a single network segment. Unlike switches, hubs broadcast incoming traffic to all ports.
  4. 8. A security device or software that monitors and controls incoming and outgoing network traffic based on predetermined security rules.
Down
  1. 1. A network that connects computers and devices within a limited geographic area, such as a home, office, or building.
  2. 2. Converts digital data from a computer into analog signals for transmission over telephone lines and vice versa, enabling internet connectivity.
  3. 3. A network device that connects multiple devices on the same network and forwards data only to the intended destination within the local network.
  4. 7. A network device that connects and filters traffic between two or more network segments, operating at the data link layer to reduce traffic and improve performance.
  5. 9. A device that forwards data packets between computer networks, enabling devices on different networks to communicate.
  6. 10. A device that creates a wireless local area network, typically in an office or large building, enabling wireless devices to connect to a wired network using Wi-Fi.