ebtables - Linux-based bridging firewall

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The ebtables is a filtering tool for Linux-based bridging firewall. It enables transparent filtering of network traffic passing through a Linux bridge.

1. List ebtables rules

List all rules in all chains

~# ebtables -L

    Bridge table: filter
    Bridge chain: INPUT, entries: 0, policy: ACCEPT
    Bridge chain: FORWARD, entries: 0, policy: ACCEPT
    Bridge chain: OUTPUT, entries: 0, policy: ACCEPT