Unlike WiFi, Ethernet requires a physical connection via an Ethernet cable. What is a layer 2 switch? What is a layer 3 switch? Network switches can operate at either OSI layer 2 (the data link layer) or layer 3 (the network layer). Layer 2 switches forward data based on the ...
A network switch connects devices within a network (often alocal area network, or LAN*) and forwardsdata packetsto and from those devices. Unlike arouter, a switch only sends data to the single device it is intended for (which may be another switch, a router, or a user's computer), no...
What is a switch? In the context of networking, a switch is a device that connects devices together in a computer network, enabling them to communicate with each other by exchanging data packets. A switch operates at the data link layer of the OSI model. With a switch, it's possible for...
A power switch is a device that allows you to turn an electronic device on or off. It's like a toggle switch that controls the flow of electrical power to the device. When the switch is in the "on" position, it completes the circuit and allows electricity to flow, powering up the de...
What is a Wi-Fi Range Extender? A Wi-Fi range extender is a device designed to capture your existing wireless signal and rebroadcast it to create extended coverage in areas where your main router’s signal is weak or non-existent. Also known as Wi-Fi boosters or repeaters, these devices ...
What is a Wi-Fi or wireless network vs. a wired network? A wireless network allows devices to stay connected to the network but roam untethered to any wires. Access points amplify Wi-Fi signals, so a device can be far from a router but still be connected to the network. When you ...
Everything you want to know about WiFi (Wi-Fi). WiFi(Wi-Fi) is a wireless LAN standard, part of IEEE 802.11, for communication among different devices. It is a kind of radio wave, the same as Bluetooth and cellular networks, used for device communication on a small scale, like for ...
What Is PoE? Power over Ethernet (PoE) is a technology that allows network switches to transmit both power and data through an Ethernet cable simultaneously. PoE Network Switch Power IP Camera Data Multiple Applications The benefits of PoE switches have become more evident with the rapid expansion...
What’s a VPN kill switch? A kill switch is a security feature of aVPN. It suspends your device’s internet connection if your virtual private network stops working. This is anessential feature for torrent users, for example. The whole point of using a VPN is that it conceals your browsi...
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