[  404.027439] ns3br1: port 1(ns3eth1) entered blocking state
[  404.027539] ns3br1: port 1(ns3eth1) entered disabled state
[  404.027610] ns3eth1: entered allmulticast mode
[  404.027700] ns3eth1: entered promiscuous mode
[  404.027877] ns3br1: port 1(ns3eth1) entered blocking state
[  404.027947] ns3br1: port 1(ns3eth1) entered forwarding state
[  404.030991] ns3br1: port 2(ns3eth2) entered blocking state
[  404.031046] ns3br1: port 2(ns3eth2) entered disabled state
[  404.031091] ns3eth2: entered allmulticast mode
[  404.031144] ns3eth2: entered promiscuous mode
[  404.034243] ns3br1: port 3(ns3eth3) entered blocking state
[  404.034289] ns3br1: port 3(ns3eth3) entered disabled state
[  404.034332] ns3eth3: entered allmulticast mode
[  404.034384] ns3eth3: entered promiscuous mode
[  404.037526] ns3br1: port 2(ns3eth2) entered blocking state
[  404.037578] ns3br1: port 2(ns3eth2) entered forwarding state
[  404.040663] ns3br1: port 3(ns3eth3) entered blocking state
[  404.040715] ns3br1: port 3(ns3eth3) entered forwarding state
[  404.076554] ns1eth1: entered promiscuous mode
[  404.076609] ns1eth2: entered promiscuous mode
[  404.079765] ns2eth1: entered promiscuous mode
[  404.079821] ns2eth2: entered promiscuous mode
[  404.079867] ns2eth3: entered promiscuous mode
[  415.902518] ns1eth1: left promiscuous mode
[  415.902638] ns1eth2: left promiscuous mode
[  415.902955] ns2eth2 (unregistering): left promiscuous mode
[  415.903308] ns2eth1 (unregistering): left promiscuous mode
[  415.920491] ns3eth3: left allmulticast mode
[  415.920557] ns3eth3: left promiscuous mode
[  415.920620] ns3br1: port 3(ns3eth3) entered disabled state
[  415.920742] ns3eth2: left allmulticast mode
[  415.920802] ns3eth2: left promiscuous mode
[  415.920880] ns3br1: port 2(ns3eth2) entered disabled state
[  415.920977] ns3eth1: left allmulticast mode
[  415.921044] ns3eth1: left promiscuous mode
[  415.921116] ns3br1: port 1(ns3eth1) entered disabled state
[  415.938490] ns2eth3: left promiscuous mode