Depending on where you view the address, these groups are separated by colons, hyphens, or nothing.
If the device has more than one adapter, each will have its own MAC address.Ī MAC address consists of six groups of two characters (numbers or letters). This NIC is available as a Wi-Fi, an Ethernet adapter (wired), or a cellular modem.Īn actual device, like a phone or a computer, only has a MAC address when it has a network adapter.
Your device - be it a computer, a tablet, or a phone - can connect to the Internet because it has a NIC. So a MAC address - I’ll call it MAC from now on - is precisely that, the unique identifier to control the access of a network interface controller (NIC), which we often call a network adapter. How to change the MAC address of a Mac computer.How to change the MAC address of a Windows computer.How to change the MAC address of a router.Reasons you might want to change your MAC.
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