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-rw-r--r--package/network/config/firewall/files/firewall.config19
1 files changed, 19 insertions, 0 deletions
diff --git a/package/network/config/firewall/files/firewall.config b/package/network/config/firewall/files/firewall.config
index a87413904..6acfe1e86 100644
--- a/package/network/config/firewall/files/firewall.config
+++ b/package/network/config/firewall/files/firewall.config
@@ -95,6 +95,25 @@ config rule
option family ipv6
option target ACCEPT
+# Block ULA-traffic from leaking out
+config rule
+ option name Enforce-ULA-Border-Src
+ option src *
+ option dest wan
+ option proto all
+ option src_ip fc00::/7
+ option family ipv6
+ option target REJECT
+
+config rule
+ option name Enforce-ULA-Border-Dest
+ option src *
+ option dest wan
+ option proto all
+ option dest_ip fc00::/7
+ option family ipv6
+ option target REJECT
+
# include a file with users custom iptables rules
config include
option path /etc/firewall.user