[  403.807550] ns3br1: port 1(ns3eth1) entered blocking state
[  403.807627] ns3br1: port 1(ns3eth1) entered disabled state
[  403.807702] ns3eth1: entered allmulticast mode
[  403.807816] ns3eth1: entered promiscuous mode
[  403.808000] ns3br1: port 1(ns3eth1) entered blocking state
[  403.808084] ns3br1: port 1(ns3eth1) entered forwarding state
[  403.810701] ns3br1: port 2(ns3eth2) entered blocking state
[  403.810727] ns3br1: port 2(ns3eth2) entered disabled state
[  403.810766] ns3eth2: entered allmulticast mode
[  403.810822] ns3eth2: entered promiscuous mode
[  403.813545] ns3br1: port 3(ns3eth3) entered blocking state
[  403.813576] ns3br1: port 3(ns3eth3) entered disabled state
[  403.813678] ns3eth3: entered allmulticast mode
[  403.813778] ns3eth3: entered promiscuous mode
[  403.816508] ns3br1: port 2(ns3eth2) entered blocking state
[  403.816531] ns3br1: port 2(ns3eth2) entered forwarding state
[  403.819149] ns3br1: port 3(ns3eth3) entered blocking state
[  403.819179] ns3br1: port 3(ns3eth3) entered forwarding state
[  403.849794] ns1eth1: entered promiscuous mode
[  403.849831] ns1eth2: entered promiscuous mode
[  403.852578] ns2eth1: entered promiscuous mode
[  403.852654] ns2eth2: entered promiscuous mode
[  403.852735] ns2eth3: entered promiscuous mode
[  415.673776] ns1eth1: left promiscuous mode
[  415.673842] ns1eth2: left promiscuous mode
[  415.674193] ns2eth2 (unregistering): left promiscuous mode
[  415.674378] ns2eth1 (unregistering): left promiscuous mode
[  415.694797] ns3eth3: left allmulticast mode
[  415.694821] ns3eth3: left promiscuous mode
[  415.694867] ns3br1: port 3(ns3eth3) entered disabled state
[  415.694940] ns3eth2: left allmulticast mode
[  415.694997] ns3eth2: left promiscuous mode
[  415.695036] ns3br1: port 2(ns3eth2) entered disabled state
[  415.695173] ns3eth1: left allmulticast mode
[  415.695207] ns3eth1: left promiscuous mode
[  415.695229] ns3br1: port 1(ns3eth1) entered disabled state
[  415.709803] ns2eth3: left promiscuous mode