iptables mac

LAN or wireless access can be filtered by using the MAC addresses of the devices transmitting within your network. A mac address is acronym for media access control address, is a unique address assigned to almost all-networking hardware such as Ethernet cards, routers, mobile phones, wireless cards and so on (see mac address at wikipedia for more information). This quick tutorial explains how to block or deny access using MAC address using iptables – Linux administration tool for IPv4 packet filtering and NAT.

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