How to display the mac address of an interface?

Question

linux

How to display the mac address of a network interface, knowing that its ip starts with 128.15. on your pc?

Answer 1

How to display the mac address of a network interface, knowing that its ip starts with 128.15. ?

ip addr | sed -n '/link/h;/inet 128\.15\./{g;p}'

Answer 2

ifconfig /all

Answer 3

Display MAC addresses of all interfaces
To display the MAC address of a specific interface, you need to specify its name, for example:
ifconfig eth0 | grep ether