Hi Pablo, please consider this fix to IPVS for v4.12.
* It is a fix from Julian Anastasov to only SNAT SNAT packet replies only for NATed connections My understanding is that this fix is appropriate for 4.9.25, 4.10.13, 4.11 as well as the nf tree. Julian has separately posted backports for other -stable kernels; please see: * [PATCH 3.2.88,3.4.113 -stable 1/3] ipvs: SNAT packet replies only for NATed connections * [PATCH 3.10.105,3.12.73,3.16.43,4.1.39 -stable 2/3] ipvs: SNAT packet replies only for NATed connections * [PATCH 4.4.65 -stable 3/3] ipvs: SNAT packet replies only for NATed connections The following changes since commit f411af6822182f84834c4881b825dd40534e7fe8: Merge branch 'ibmvnic-Updated-reset-handler-andcode-fixes' (2017-05-03 11:33:06 -0400) are available in the git repository at: http://git.kernel.org/pub/scm/linux/kernel/git/horms/ipvs.git tags/ipvs-fixes-for-v4.12 for you to fetch changes up to 3c5ab3f395d66a9e4e937fcfdf6ebc63894f028b: ipvs: SNAT packet replies only for NATed connections (2017-05-08 11:38:35 +0200) ---------------------------------------------------------------- Julian Anastasov (1): ipvs: SNAT packet replies only for NATed connections net/netfilter/ipvs/ip_vs_core.c | 19 ++++++++++++++----- 1 file changed, 14 insertions(+), 5 deletions(-)