[  403.523828] ns3br1: port 1(ns3eth1) entered blocking state
[  403.523884] ns3br1: port 1(ns3eth1) entered disabled state
[  403.523933] ns3eth1: entered allmulticast mode
[  403.523985] ns3eth1: entered promiscuous mode
[  403.524059] ns3br1: port 1(ns3eth1) entered blocking state
[  403.524102] ns3br1: port 1(ns3eth1) entered forwarding state
[  403.526910] ns3br1: port 2(ns3eth2) entered blocking state
[  403.526954] ns3br1: port 2(ns3eth2) entered disabled state
[  403.526995] ns3eth2: entered allmulticast mode
[  403.527061] ns3eth2: entered promiscuous mode
[  403.529851] ns3br1: port 3(ns3eth3) entered blocking state
[  403.529923] ns3br1: port 3(ns3eth3) entered disabled state
[  403.530003] ns3eth3: entered allmulticast mode
[  403.530089] ns3eth3: entered promiscuous mode
[  403.532836] ns3br1: port 2(ns3eth2) entered blocking state
[  403.532880] ns3br1: port 2(ns3eth2) entered forwarding state
[  403.535650] ns3br1: port 3(ns3eth3) entered blocking state
[  403.535688] ns3br1: port 3(ns3eth3) entered forwarding state
[  403.566593] ns1eth1: entered promiscuous mode
[  403.566645] ns1eth2: entered promiscuous mode
[  403.569463] ns2eth1: entered promiscuous mode
[  403.569542] ns2eth2: entered promiscuous mode
[  403.569614] ns2eth3: entered promiscuous mode
[  415.394023] ns1eth1: left promiscuous mode
[  415.394103] ns1eth2: left promiscuous mode
[  415.394375] ns2eth2 (unregistering): left promiscuous mode
[  415.394492] ns2eth1 (unregistering): left promiscuous mode
[  415.410053] ns3eth3: left allmulticast mode
[  415.410089] ns3eth3: left promiscuous mode
[  415.410125] ns3br1: port 3(ns3eth3) entered disabled state
[  415.410245] ns3eth2: left allmulticast mode
[  415.410268] ns3eth2: left promiscuous mode
[  415.410294] ns3br1: port 2(ns3eth2) entered disabled state
[  415.410384] ns3eth1: left allmulticast mode
[  415.410409] ns3eth1: left promiscuous mode
[  415.410432] ns3br1: port 1(ns3eth1) entered disabled state
[  415.431029] ns2eth3: left promiscuous mode