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@daryltucker
Created August 6, 2025 17:57
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EdgeMax / EdgeRouter IPv6 Base Firewall Rules
edit firewall ipv6-name WAN6_IN
set default-action drop
set rule 10 action accept
set rule 10 description "Allow Established/Related"
set rule 10 protocol all
set rule 10 state established enable
set rule 10 state related enable
set rule 20 action drop
set rule 20 description "Drop Invalid"
set rule 20 protocol all
set rule 20 state invalid enable
set rule 30 action accept
set rule 30 description "Allow ICMPv6"
set rule 30 protocol icmpv6
commit
save
edit firewall ipv6-name WAN6_LOCAL
set default-action drop
set rule 10 action accept
set rule 10 description "Allow Established/Related"
set rule 10 protocol all
set rule 10 state established enable
set rule 10 state related enable
set rule 20 action drop
set rule 20 description "Drop Invalid"
set rule 20 protocol all
set rule 20 state invalid enable
set rule 30 action accept
set rule 30 description "Allow ICMPv6"
set rule 30 protocol icmpv6
set rule 40 action accept
set rule 40 description "Allow DHCPv6 Client/Server"
set rule 40 destination port 546
set rule 40 source port 547
set rule 40 protocol udp
commit
save
set interfaces ethernet eth0 firewall in ipv6-name WAN6_IN
set interfaces ethernet eth0 firewall local ipv6-name WAN6_LOCAL
commit
save
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