[  403.732982] ns3br1: port 1(ns3eth1) entered blocking state
[  403.733068] ns3br1: port 1(ns3eth1) entered disabled state
[  403.733136] ns3eth1: entered allmulticast mode
[  403.733231] ns3eth1: entered promiscuous mode
[  403.733339] ns3br1: port 1(ns3eth1) entered blocking state
[  403.733412] ns3br1: port 1(ns3eth1) entered forwarding state
[  403.736640] ns3br1: port 2(ns3eth2) entered blocking state
[  403.736684] ns3br1: port 2(ns3eth2) entered disabled state
[  403.736716] ns3eth2: entered allmulticast mode
[  403.736785] ns3eth2: entered promiscuous mode
[  403.739753] ns3br1: port 3(ns3eth3) entered blocking state
[  403.739815] ns3br1: port 3(ns3eth3) entered disabled state
[  403.739882] ns3eth3: entered allmulticast mode
[  403.739977] ns3eth3: entered promiscuous mode
[  403.743256] ns3br1: port 2(ns3eth2) entered blocking state
[  403.743302] ns3br1: port 2(ns3eth2) entered forwarding state
[  403.746279] ns3br1: port 3(ns3eth3) entered blocking state
[  403.746345] ns3br1: port 3(ns3eth3) entered forwarding state
[  403.783337] ns1eth1: entered promiscuous mode
[  403.783424] ns1eth2: entered promiscuous mode
[  403.786985] ns2eth1: entered promiscuous mode
[  403.787032] ns2eth2: entered promiscuous mode
[  403.787069] ns2eth3: entered promiscuous mode
[  415.612597] ns1eth1: left promiscuous mode
[  415.612753] ns1eth2: left promiscuous mode
[  415.613092] ns2eth2 (unregistering): left promiscuous mode
[  415.613289] ns2eth1 (unregistering): left promiscuous mode
[  415.636626] ns3eth3: left allmulticast mode
[  415.636690] ns3eth3: left promiscuous mode
[  415.636727] ns3br1: port 3(ns3eth3) entered disabled state
[  415.636832] ns3eth2: left allmulticast mode
[  415.636868] ns3eth2: left promiscuous mode
[  415.636900] ns3br1: port 2(ns3eth2) entered disabled state
[  415.636995] ns3eth1: left allmulticast mode
[  415.637022] ns3eth1: left promiscuous mode
[  415.637051] ns3br1: port 1(ns3eth1) entered disabled state
[  415.649610] ns2eth3: left promiscuous mode