[  403.016473] ns3br1: port 1(ns3eth1) entered blocking state
[  403.016532] ns3br1: port 1(ns3eth1) entered disabled state
[  403.016569] ns3eth1: entered allmulticast mode
[  403.016642] ns3eth1: entered promiscuous mode
[  403.016792] ns3br1: port 1(ns3eth1) entered blocking state
[  403.016824] ns3br1: port 1(ns3eth1) entered forwarding state
[  403.019594] ns3br1: port 2(ns3eth2) entered blocking state
[  403.019666] ns3br1: port 2(ns3eth2) entered disabled state
[  403.019743] ns3eth2: entered allmulticast mode
[  403.019829] ns3eth2: entered promiscuous mode
[  403.022675] ns3br1: port 3(ns3eth3) entered blocking state
[  403.022735] ns3br1: port 3(ns3eth3) entered disabled state
[  403.022782] ns3eth3: entered allmulticast mode
[  403.022841] ns3eth3: entered promiscuous mode
[  403.025579] ns3br1: port 2(ns3eth2) entered blocking state
[  403.025647] ns3br1: port 2(ns3eth2) entered forwarding state
[  403.028434] ns3br1: port 3(ns3eth3) entered blocking state
[  403.028469] ns3br1: port 3(ns3eth3) entered forwarding state
[  403.061039] ns1eth1: entered promiscuous mode
[  403.061099] ns1eth2: entered promiscuous mode
[  403.064018] ns2eth1: entered promiscuous mode
[  403.064115] ns2eth2: entered promiscuous mode
[  403.064202] ns2eth3: entered promiscuous mode
[  414.902742] ns1eth1: left promiscuous mode
[  414.902833] ns1eth2: left promiscuous mode
[  414.903157] ns2eth2 (unregistering): left promiscuous mode
[  414.903309] ns2eth1 (unregistering): left promiscuous mode
[  414.917793] ns3eth3: left allmulticast mode
[  414.917834] ns3eth3: left promiscuous mode
[  414.917872] ns3br1: port 3(ns3eth3) entered disabled state
[  414.917957] ns3eth2: left allmulticast mode
[  414.917983] ns3eth2: left promiscuous mode
[  414.918014] ns3br1: port 2(ns3eth2) entered disabled state
[  414.918081] ns3eth1: left allmulticast mode
[  414.918112] ns3eth1: left promiscuous mode
[  414.918136] ns3br1: port 1(ns3eth1) entered disabled state
[  414.939920] ns2eth3: left promiscuous mode