On Wed, Jul 26, 2023 at 03:22:54PM +0300, Ido Schimmel wrote: > Regarding the MDB tests and tc_flower_l2_miss.sh, I suspect you might > have some daemon in user space that sends IGMP queries and therefore > messes with the tests. Please run the following commands in a separate > terminal before running tc_flower_l2_miss.sh: Ignore that. I think it's a problem I already fixed in the past: https://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git/commit/?id=8bcfb4ae4d970b9a9724ddfbac26c387934e0e94 Ubuntu still uses an old version of libnet: https://launchpad.net/ubuntu/+source/libnet Pushed the fixes for tc_flower_l2_miss.sh, bridge_mdb.sh and bridge_mdb_max.sh to the same branch.