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| author | Indrajit Raychaudhuri <irc@indrajit.com> | 2025-06-01 23:32:13 -0500 |
|---|---|---|
| committer | Indrajit Raychaudhuri <irc@indrajit.com> | 2025-06-01 23:52:08 -0500 |
| commit | b47adae7a3e963bfca3b775f4b84d5121907c76d (patch) | |
| tree | e5c9cf3ea824fa87b52bb9bef4ed4b163139bde4 | |
| parent | b8cd453177feebc44aee53657bfd2bbcea7a8d66 (diff) | |
| download | vyos-1x-b47adae7a3e963bfca3b775f4b84d5121907c76d.tar.gz vyos-1x-b47adae7a3e963bfca3b775f4b84d5121907c76d.zip | |
T7512: firewall: Modify accepting invalid traffic for VLAN aware bridge
Allow accepting invalid packets for ethernet types `8021q` and `8021ad`
in addition to ARP and UDP types so that stateful bridge firewall works
for VLAN-aware bridges in addition to regular bridges.
| -rwxr-xr-x | data/templates/firewall/nftables.j2 | 2 | ||||
| -rw-r--r-- | interface-definitions/include/firewall/global-options.xml.i | 2 |
2 files changed, 3 insertions, 1 deletions
diff --git a/data/templates/firewall/nftables.j2 b/data/templates/firewall/nftables.j2 index a78119a80..f5cd801e4 100755 --- a/data/templates/firewall/nftables.j2 +++ b/data/templates/firewall/nftables.j2 @@ -414,6 +414,8 @@ table bridge vyos_filter { {% if 'invalid_connections' in global_options.apply_to_bridged_traffic %} ct state invalid udp sport 67 udp dport 68 counter accept ct state invalid ether type arp counter accept + ct state invalid ether type 8021q counter accept + ct state invalid ether type 8021ad counter accept ct state invalid ether type 0x8864 counter accept {% endif %} {% endif %} diff --git a/interface-definitions/include/firewall/global-options.xml.i b/interface-definitions/include/firewall/global-options.xml.i index 7393ff5c9..01ea16bc6 100644 --- a/interface-definitions/include/firewall/global-options.xml.i +++ b/interface-definitions/include/firewall/global-options.xml.i @@ -51,7 +51,7 @@ <children> <leafNode name="invalid-connections"> <properties> - <help>Accept ARP, DHCP and PPPoE despite they are marked as invalid connection</help> + <help>Accept ARP, 802.1q, 802.1ad, DHCP and PPPoE despite being marked as invalid connections</help> <valueless/> </properties> </leafNode> |