config: strict ip6 ipsec matches #65
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ip4 part never served any purpose except confusing users eg openwrt#53 Permit only IKE conformant to RFC, ip4 NAT traversal has different port and terminating on the router can be handled by ipsec policy filtering. Fixes: openwrt/openwrt@8fb39f1 Signed-off-by: Andris PE <neandris@gmail.com>
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Do not accept unsolicited ICMP echo reply. It is implied by conntrack state from request already. cf openwrt/firewall4#44 Also exemplified by ipv4 ping rule Limit peer-to-peer ipsec to ipv6 only as stated in original "ipv6 cpe requirements" cf openwrt/firewall4#65 Signed-off-by:
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Do not accept unsolicited ICMP echo reply. It is implied by conntrack state from request already. cf openwrt/firewall4#44 Also exemplified by ipv4 ping rule Limit peer-to-peer ipsec to ipv6 only as stated in original "ipv6 cpe requirements" cf openwrt/firewall4#65 Signed-off-by: Andris PE <neandris@gmail.com>
brada4
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Dec 11, 2025
Do not accept unsolicited ICMP echo reply. It is implied by conntrack state from request already. cf openwrt/firewall4#44 Also exemplified by ipv4 ping rule Limit peer-to-peer ipsec to ipv6 only as stated in original "ipv6 cpe requirements" cf openwrt/firewall4#65 Signed-off-by: Andris PE <neandris@gmail.com>
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ip4 part never served any purpose except confusing users eg #53
Permit only IKE conformant to RFC, ip4 NAT traversal has different port and terminating on the router can be handled by ipsec policy filtering.
Fixes: openwrt/openwrt@8fb39f1
Signed-off-by: Andris PE neandris@gmail.com