#define debug(x. GEEKOM AS 6 mini PC review Part 3: Ubuntu 22. You should see yours listed, along with the MAC address for other installed network interfaces. Finding the MAC Address on computer (laptops or desktops) Press both the Windows Key and the R key simultaneously. Ethernet MAC address is marked as HWaddr and listed as six groups of two. ip a In the screenshot below, we have highlighted our MAC address for the enp0s3 interface. #include //Provides declarations for ip header Lookup MAC address Open a terminal or console window. #include //Provides declarations for tcp header

The code below does all this and also gets the interface name and does some network communication (send SYN to IP address obtained from a file which is a list of IP addresses - one per line). Following the suggestion to use a netlink socket to get the default route I implemented something that gets the default route ip address and then gets the MAC address through an ARP request. All of my machines NICs spit out the MAC address at detection time.

Getting mac address of ethernet linux