- # Bridge loop avoidance
- rule 'MULTICAST_OUT -p ARP --arp-opcode Reply --arp-gratuitous --arp-mac-dst ff:43:05:00:00:00/ff:ff:ff:fc:00:00 -j RETURN'
- rule 'MULTICAST_OUT -p ARP --arp-opcode Reply --arp-gratuitous --arp-mac-dst ff:43:05:05:00:00/ff:ff:ff:ff:00:00 -j RETURN'
- rule 'MULTICAST_OUT -p ARP --arp-opcode Reply --arp-ip-src 0.0.0.0 -j DROP'
- rule 'MULTICAST_OUT -p ARP --arp-opcode Request --arp-ip-dst 0.0.0.0 -j DROP'
- rule 'MULTICAST_OUT -p ARP -j RETURN'
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