ICMPv6 has different message types for rejecting traffic. With ICMP we
used host-prohibited as rejection type, which doesn't exist in ICMPv6.
Add an additional rule for IPv6, so it uses admin-prohibited.
Signed-off-by: Stefan Hanreich <s.hanre...@proxmox.com>
---
proxmox-firewall/resources/proxmox-firewall.nft | 6 ++++--
1 file changed, 4 insertions(+), 2 deletions(-)
diff --git a/proxmox-firewall/resources/proxmox-firewall.nft
b/proxmox-firewall/resources/proxmox-firewall.nft
index f36bf3b..0a220bf 100644
--- a/proxmox-firewall/resources/proxmox-firewall.nft
+++ b/proxmox-firewall/resources/proxmox-firewall.nft
@@ -75,8 +75,9 @@ table inet proxmox-firewall {
ip saddr 224.0.0.0/4 drop
meta l4proto tcp reject with tcp reset
- meta l4proto icmp reject with icmp type port-unreachable
+ meta l4proto icmp reject with icmpx type port-unreachable
reject with icmp type host-prohibited
+ reject with icmpv6 type admin-prohibited
}
set v4-dc/management {
@@ -289,8 +290,9 @@ table bridge proxmox-firewall-guests {
ip saddr 224.0.0.0/4 drop
meta l4proto tcp reject with tcp reset
- meta l4proto icmp reject with icmp type port-unreachable
+ meta l4proto icmp reject with icmpx type port-unreachable
reject with icmp type host-prohibited
+ reject with icmpv6 type admin-prohibited
}
chain after-vm-in {
--
2.39.2
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