Am 30.08.19 um 11:39 schrieb toml@xxxxxxx: > I have an understanding problem with the following 3 rules > generated by virtmanager (libvirt). Why are the first two > rules necessary when the third rule handles the whole VM? > What is the advantage of the first two rules? > > Does anyone have a short explanation for me? > Thank you very much. > > -A POSTROUTING -s 192.168.100.0/24 ! -d 192.168.100.0/24 -p tcp -j > MASQUERADE --to-ports 1024-65535 > -A POSTROUTING -s 192.168.100.0/24 ! -d 192.168.100.0/24 -p udp -j > MASQUERADE --to-ports 1024-65535 > -A POSTROUTING -s 192.168.100.0/24 ! -d 192.168.100.0/24 -j MASQUERADE they aren't