Tag: MAC address

All about MAC addresses: what are they for, how to view and find out the manufacturer by MAC address

Posted by Alex On May 8, 2021

A media access control address (MAC address) of a computer is a unique identifier assigned to network interfaces for communications at the data link layer of a network segment. MAC addresses are used as a network address for most IEEE 802 network technologies, including Ethernet and Wi-Fi. MAC addresses are most often assigned by the manufacturer of a network interface...

Why does VirtualBox lose connection when changing MAC address (SOLVED)

Posted by Alex On February 18, 2021

Virtual machine, after changing MAC address of eth0, the connection does not work. When changing only the last three octets, the situation is the same. Restarting the modem does not give results, there is no filtering by MAC addresses. Why is this happening and how can I fix it? VirtualBox does not support changing the MAC address inside the guest...

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