So if your laptop has both an Ethernet port and Wi-Fi built-in, you will see two MAC addresses in the system configuration. For each network interface in your device, there is a unique MAC address associated with it. Can a device have more than one MAC address? The MAC address is a 12 digit hexadecimal number that is most often displayed with a colon or hypen separating every two digits (an octet), making it easier to read.Įxample: A MAC address of 2c549188c9e3 is typically displayed as 2C:54:91:88:C9:E3 or 2c-54-91-88-c9-e3. The NIC is where you make your physical connection to the network, by plugging in an Ethernet cable or connecting to a WiFi signal. The MAC address is tied to the Network Interface Controller (NIC), a subcomponent of the larger device. Just like each house has it's own postal address, every device connected on a network has a Media Access Control (MAC) address, that uniquely identifies it. Tap DHCP and the IP Address will be listed as the first line item below the heading.This is a MAC Address What's a MAC Address and how do I find it?.Tap the information icon (blue i, in a circle) to the right of the network name (eduroam).Scroll down and the MAC address is the Wi-Fi Address.But for each device that number is unique. Unlike the MAC address, which will never change on your device, you might receive a different IP address each time you connect to the network. The IP address is your unique network identifier when you’re accessing the Internet here at UC Davis. 00:00:00:00:00:0X) for a specific piece of hardware, such as the network adapter located in WiFi devices. The Media Access Control (MAC) address is a unique 12-character identifier (e.g. How do I find the wireless IP address and/or MAC address for my iOS (iPhone/iPad) device? Overview
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