On Thu, Aug 23, 2018 at 05:02:07PM +0200, Nicolas Boullis wrote: > Hi, > > On Wed, Aug 22, 2018 at 06:38:49PM +0200, Nicolas Boullis wrote: > > > > On Wed, Aug 22, 2018 at 11:59:33AM +0200, Pablo Neira Ayuso wrote: > > > > > > Probably better way to go is to support this as a userspace helper in > > > conntrack-tools. > > > > Sorry for asking, but why would it be a “better way” to do this as a > > userspace helper? (No offence intended, I’ve been using netfilter for > > years, but only at a very basic level, and I never used conntrackd…) > > As a follow-up, would the userspace helper be able to mangle the data of > the RTSP connection? That would be needed for NATting… Yes, both things are supported indeed.