[Oisf-users] Suricata Inline (NFQ) + bridge interface - any news ?

Eric Leblond eric at regit.org
Wed Mar 27 22:34:22 UTC 2019


On Wed, 2019-03-27 at 18:02 -0300, Breno Silva wrote:
> Hello all,
> I have an appliance where multiple interfaces are configured in
> bridge (ie. br0) mode. Trying to run suricata inline (nfq) on a
> bridged applicance sometimes doesn't work very well for and looks
> like it is a known issue for years. I cannot use afpacket/netmap or
> other "true" bridge approached. Must continue with nfqueue,

Do you stilll have the same behavior if you filter on one physical
interface ?

> Do we have any update on this topic? some solution?
> I heard Victor saying it is a netfilter issue, do we have any
> feedback from netfilter core team ?

It has been discussed.

> Thinking about the possibility to use ebtables with some nfqueue
> support. Should be possible ?

No effort is done anymore on ebtables development, you better try with
nftables. Some work has been done to get a working nfqueue on bridge
with nft.

Best regards,

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