Some Internet service providers may require authentication with a MAC-ID and only allow a device with that, the MAC address to connect to the Internet. This is not the best security tool, because people can “deceive” its MAC-address.
Networks may use filtering MAC-addresses, allowing only devices with specific MAC-addresses to connect to the network. When the device is connected, it always receives a specific IP-address, if it has a corresponding MAC-address. Routers allow you to assign static IP-addresses for your computers. In addition to their use in the network, MAC-addresses are often used for other purposes:
#HOW TO FIND ALTERNATE MAC ADDRESS ON MY CHOROME HOW TO#
She knows, how to request the MAC-address of the network interface of the router. but, at the hardware level network card only looks at the other MAC-addresses for a single network interface. Your computer sends a request to your router, which then sends it to the Internet. Web Address, that you enter, translated into server IP-address. for example, when the browser on your computer is to capture a web page from a server on the Internet, This request passes through several levels of the TCP protocol / IP. Why use MAC-addressĪt the lowest network level network interfaces, connected to the network, MAC-addresses are used for communication with each other. See also: How to change your MAC address on Linux How to change your MAC address on Mac OS X. These MAC-address, sometimes called physical or hardware addresses, are assigned at the factory, but you can usually change the address in the software. Here's how to do it and why you, possibly, You want to do it.Įach network interface, connected to your network, whether it is a router, wireless device or network card on your computer, It has a unique address control medium access (MAC). MAC-address of the device assigned by the manufacturer, but it is not difficult to change.