On Thu, Apr 25, 2019 at 05:41:45PM +0200, Nicolas Dichtel wrote: > Le 25/04/2019 à 12:07, Nicolas Dichtel a écrit : > [snip] > > In fact, the conntrack tool set by default the family to AF_INET and forbid to > > set the family to something else (the '-f' option is not allowed for the command > > 'flush'). > > 'conntrack -D -f ipv6' will do the job, but this is still a regression. You mean, before this patch, flush was ignoring the family, and after Kristian's patch, it forces you to use NFPROTO_UNSPEC to achieve the same thing, right?