Cancel that, using nping to create the udp packets works which blows this theory out the water.
Cheers > Hi, I suspect this will become a bug report. > > I wish to stop all traffic from a specific udp port. I can do so with tcp, > but not with udp. > > The setup is VirtualBox 5, running Ubuntu 14 and OpenvSwitch 2.0.2. My two > hosts are on their own VirtualBox instances. > > Interestingly I can catch udp port traffic on Mininet, however this > framework deliberately does not use Mininet. > > The flow rule is: > sudo ovs-ofctl add-flow br0 priority=44000,udp,udp_src=6660,actions=DROP > > dump-flows shows the packet counts are not increasing while tcpdump on the > switch shows the flows are arriving (and leaving). In addition the > generated flows are definitely udp traffic for this port. > > Installing the same rule minus the udp_src=6660, catches all udp flows. > Using udp,nw_src=x.x.x.x also catches the udp packets unless I add > udp_src=6660. Changing the udp port number has no impact (tried 6000, > 6600, 6660). > > Catching tcp flows using tcp_src works as expected. > > As mentioned specifying udp_src works fine on Mininet, just not on > VirtualBox. Not sure where to go from here. > > Cheers > > > _______________________________________________ > discuss mailing list > [email protected] > http://openvswitch.org/mailman/listinfo/discuss > > _______________________________________________ discuss mailing list [email protected] http://openvswitch.org/mailman/listinfo/discuss
