On 2017-01-27, lilit-aibolit <lilit-aibo...@mail.ru> wrote: > Hi list, I have an office behind NAT with PF. > There are mostly Win7 workstations with > different Skype versions but mostly with > 7.3x or the latest versions. > Two days ago any skype call started to drop > after few seconds without any voice from > opposite side. > I got skype support which remotely looked > at affected machines and after a while he > resolved this by installing 7.15 version. > > However there is no trouble with skype > by using it from other places of from personal > hotspot 3G connection so I suspect here > maybe be an issue with PF which somehow > doesn't met to how last skype versions work. > Any thoughts about that? > >
They might be sending packets which are passed by some NAT devices but not by PF. Use "log" on your block rules and watch pflog0, see if something is being blocked. tcpdump -n -e -i pflog0
