Yes. A mac address is assigned to a device at the factory and cannot be altered. In most cases, it is the IP address that is temporary and often changes.
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A media access control address (MAC address) is a unique identifier assigned to network interfaces for communications on the physical network segment. Everything attached to any computer network has a permanent MAC address that moves with the hardware no matter where it is connected.IP address is the current interface address for your local system to the larger public internet. The IP address can be STATIC (permanently assigned) or DYNAMIC (changes every time you connect to the internet).The alphabetic names are for humans. They are translated to the xxx.xxx.xxx.xxx format for the computers to use. When you type in the name of a website the name is looked up by your browser.The MAC address is for hardware. The IP address is for communication on the internet.
Find the mac address of that computer.
destination mac addresssource mac address CRC - FCS
•What is the physical address (the MAC address) of the NIC (or network adapter) for this connection?