[  312.297039] ns3br1: port 1(ns3eth1) entered blocking state
[  312.297134] ns3br1: port 1(ns3eth1) entered disabled state
[  312.297206] ns3eth1: entered allmulticast mode
[  312.297313] ns3eth1: entered promiscuous mode
[  312.297440] ns3br1: port 1(ns3eth1) entered blocking state
[  312.297511] ns3br1: port 1(ns3eth1) entered forwarding state
[  312.300380] ns3br1: port 2(ns3eth2) entered blocking state
[  312.300438] ns3br1: port 2(ns3eth2) entered disabled state
[  312.300477] ns3eth2: entered allmulticast mode
[  312.300537] ns3eth2: entered promiscuous mode
[  312.303364] ns3br1: port 3(ns3eth3) entered blocking state
[  312.303445] ns3br1: port 3(ns3eth3) entered disabled state
[  312.303516] ns3eth3: entered allmulticast mode
[  312.303612] ns3eth3: entered promiscuous mode
[  312.306525] ns3br1: port 2(ns3eth2) entered blocking state
[  312.306588] ns3br1: port 2(ns3eth2) entered forwarding state
[  312.309327] ns3br1: port 3(ns3eth3) entered blocking state
[  312.309409] ns3br1: port 3(ns3eth3) entered forwarding state
[  312.341359] ns1eth1: entered promiscuous mode
[  312.341465] ns1eth2: entered promiscuous mode
[  312.344341] ns2eth1: entered promiscuous mode
[  312.344413] ns2eth2: entered promiscuous mode
[  312.344463] ns2eth3: entered promiscuous mode
[  324.212364] ns1eth1: left promiscuous mode
[  324.212464] ns1eth2: left promiscuous mode
[  324.212742] ns2eth2 (unregistering): left promiscuous mode
[  324.212874] ns2eth1 (unregistering): left promiscuous mode
[  324.232360] ns3eth3: left allmulticast mode
[  324.232410] ns3eth3: left promiscuous mode
[  324.232453] ns3br1: port 3(ns3eth3) entered disabled state
[  324.232595] ns3eth2: left allmulticast mode
[  324.232628] ns3eth2: left promiscuous mode
[  324.232658] ns3br1: port 2(ns3eth2) entered disabled state
[  324.232746] ns3eth1: left allmulticast mode
[  324.232777] ns3eth1: left promiscuous mode
[  324.232805] ns3br1: port 1(ns3eth1) entered disabled state
[  324.254358] ns2eth3: left promiscuous mode