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- MAC addresses work with the card in your device that lets it connect wirelessly to the internet, called a Network Interface Controller (NIC). MAC addresses are used to identify which device is which on your local network so that data gets sent to your computer and not your roommate's smartphone.
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Nov 16, 2021 · If you need to find the MAC address for your device, you can usually do it by going into the settings menu. You can follow our guide to finding the MAC addresses on your Windows device, whether by the Settings app or by the command prompt. It's also easy to find the MAC address on a Mac computer.
Jun 22, 2017 · A device's MAC address is assigned by the manufacturer, but it's not to hard to change---or "spoof"---those addresses when you need to. Here's how do do it, and why you might want to.
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Jan 31, 2019 · MAC addresses are commonly used to identify your device when connecting to a network. Routers can filter out MAC addresses they don’t recognize. It’s useful to know the MAC address of your device to ensure it connects to the network properly.
Oct 30, 2023 · Sometimes you need to know the physical hardware address, or MAC address (short for "Media Access Control"), of your network adapter on a Windows 10 or Windows 11 PC. Here are several ways to find it.
Feb 20, 2019 · What is the MAC address? What does it do? Is the MAC address permanent? How is the MAC address set for each network device? How to change the Mac address in Windows?
Jan 8, 2012 · A Media Access Control address (MAC address) is a unique identifier assigned to network interfaces for communications on the physical network segment. Logically, MAC addresses are used in the Media Access Control protocol sub-layer of the OSI reference model.
Jul 31, 2015 · MAC is required for a couple of reasons, the biggest of which is that IP addresses are not (necessarily) unique. Before a computer has an IP address, it typically requests one on the network by using a service called DHCP.
