Now you know what a MAC address is, what it is used for and how to check your device's MAC address on Ubuntu Linux.How to list MAC address on Ubuntu Linux is a commonly asked question during a Linux job interview. The first one is for the wired network card while the second is for the wireless network card. The MAC addresses are preceded by " link/ether". Simply open the terminal ( Ctrl+Alt+T) and run the command below. This is actually the simplest and quickest method. Checking the MAC address via terminalĪlternatively, you can check the MAC address(s) via a terminal command. You don't have to be connected to the network.Ī dialog box will open with network details, among them being the MAC address for the device's wired network card. Step 3: To check the wired network MAC address, open the Network tab and click on the gear icon under the Wired section. Among the details is the MAC address for the device's wireless card, which is labeled as Hardware Address.
Step 2: Open the Wi-Fi tab of the settings and click on the gear icon of the Wi-Fi network you are connected to.Ī dialog box with network details will open. You can do so by clicking on the top-right icons and then on the Settings option in the dropdown menu. Step 1: Open the settings on the device whose address you want to check. Checking the device MAC address in Ubuntu via GUI In this article, I will show you how you can find the MAC address(s) for your Ubuntu PC. On the other hand, laptops have two MAC addresses: one for the wireless card and another for the wired connection.įor various reasons, sometimes you may need to know the MAC address for your device's network cards. Therefore, the older desktop computer models that do not have WiFi adapters will only have one MAC address for the Ethernet/wired connection. The devices are connected physically to a network via either Ethernet cables or Wi-Fi. Unlike an IP address that changes when you switch from one network to another, the MAC address remains constant for each network card without ever-changing. The MAC address is also referred to as a hardware address or physical address. It is most commonly applied in Ethernet, Wi-Fi, and Bluetooth connections. Downloading and Installing Cisco Packet TracerĪ MAC (Media Access Control) address is a unique identifier assigned by the device manufacturer to a network interface controller (NIC) for use as a network address for the device in communications within a local network.
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