CHANGE ROUTER MAC ADDRESS COMCAST HOW TO

Many airport Wi-Fi networks and other public Wi-Fi networks use a deviceвЂ™s MAC address to identify it. You may need to change your router or computerвЂ™s MAC address to connect. Some Internet service providers may require authentication with a MAC address and only allow a device with that MAC address to connect to the Internet.

This isnвЂ™t a great security tool because people can spoof their MAC addresses. Networks can use MAC address filtering, only allowing devices with specific MAC addresses to connect to a network. When a device connects, it always receives a specific IP address if it has a matching MAC address. Routers allow you to assign static IP addresses to your computers.

In addition to their core networking use, MAC addresses are often used for other purposes: Static IP Assignment: It knows to send the request to the MAC address of your routerвЂ™s network interface. Your computer sends the request to your router, which then sends it out onto the Internet.ДЄt the hardware level of your network card, though, your network card is only looking at other MAC addresses for interfaces on the same network. The web address you type gets translated to the IP address of the server. When a browser on your computer needs to grab a web page from a server on the Internet, for example, that request passes down through several layers of the TCP/IP protocol. What MAC Addresses Are Used ForДЄt the lowest networking level, network interfaces are attached to a network using MAC addresses to communicate with one another. These MAC addresses sometimes referred to as physical or hardware addresses are assigned in the factory, but you can usually change the addresses in software.

CHANGE ROUTER MAC ADDRESS COMCAST HOW TO

HereвЂ™s how to do it, and why you might want to.Д®ach network interface connected to your network whether itвЂ™s your router, wireless device, or network card in your computer has a unique media access control (MAC) address. A deviceвЂ™s MAC address is assigned by the manufacturer, but itвЂ™s not too hard to change or вЂњspoofвЂќ those addresses when you need to.

Change router mac address comcast