Block in the Firewall

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1

NethServer Version: 7.9.2009
Module: Firewall

How to block MAC ADDRESS coming from the internet to the intranet in the firewall?

2

Usually MAC Addresses donā€™t ā€œleaveā€ the physic layer. Soā€¦ you should not receive any data about MacAddress ā€œinsideā€ a router.
Thereforeā€¦

Would you please elaborate a bit more your issue?

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