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. A 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.

Linux terminal get mac address