On Sun, Jun 27, 2021 at 10:07:18PM -0600, Psyspy 22 wrote: > Hello, > > Good morning! I am using the nf-queue.c example from > libnetfilter_queue repo. In the queue_cb() function, I am trying to > get the conntrack info but this condition is always false. > > if(attr[NFQA_CT]) > > I can see the flow in conntrack -L output. Anyone know what I am > missing? Appreciate your help! > > Kind regards. attr[NFQA_CT] is for a connmark. Please try attr[NFQA_CT_INFO]. Tell the list how that went, Cheers ... Duncan.