Cisco Router Mac Address Filtering

Cisco router MAC address filtering

The MAC (Multimedia Access Control) addresses are one of the unique addresses set assigned for each and every electronic device. It helps identify the devices on a specific network. MAC filtering always works by either allowing or thoroughly denying a specific set of MAC addresses. MAC filtering is considered to be one of the greatest network security measures. But it can also cause you several issues when your network needs to be open to several guests or to the public, or also if you are adding and removing devices. In this case, you can turn off the MAC filtering. The Mac address of a device always plays an important role in connecting to the internet. You need to have a network card, and all the network cards will come with a unique Mac address. Carry out the following steps for Cisco router MAC address filtering settings.

Steps to enable Mac address filtering on a Cisco router.

  • Open the default browser on your computer connected to the router.
  • Enter the Cisco router IP address in the address bar and then press the Enter button.
  • You will now have to type the correct login credentials to gain access to the Cisco router settings.

The default login credentials are-

  • Username: admin
  • Password: admin, and then press the Next button on the screen or the Enter button on the keypad.
  • Locate and click the Firewall tab on the page.
  • Click Advanced Settings and then select the Mac Filtering option.
  • Click the Enable checkbox to enable the Mac filtering on the router.
  • Now that you have selected Mac filtering, you have the option of selecting one of the two options:
  • Block and allow the rest
  • Allow and block the rest
  • In the Mac address table, click the Add button.
  • You can now enter the Mac address of the devices you want to block and a suitable description on the page. Click the Save button. And finally setting up a Cisco router MAC address filtering settings.