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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 · 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.
Sep 3, 2013 · Wireless access points often use MAC addresses for access control. They only allow access for known devices (MAC address is unique and identifies devices) with the correct passphrase. DHCP servers use the MAC address to identify devices and give some devices fixed IP addresses.
- Jason Fitzpatrick
- Editor-In-Chief
Jan 31, 2019 · A MAC address is typically assigned to a network interface card (NIC). The NIC is a small circuit board inside your computer that makes it possible for your device to communicate over a network, such as the internet.
Jun 22, 2017 · Change a MAC Address in Windows. Change a MAC Address in Linux. Change a MAC Address in Mac OS X. 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.
- Former Editor-In-Chief
Jan 23, 2019 · What is the reason behind why a device (connected to an Ethernet network) needs to have two identifiers? This post is my attempt to answer that question. IP Addresses and MAC addresses were developed around the same time (circa 1974) but were answers to two, very different problems.
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.
A MAC address is often required when configuring a network router for device filtering or during network troubleshooting. While logged in to a device, a user can typically find a MAC address in the system settings, general information or network settings and status of the device.
