[  664.350120][ T5601] veth0: entered allmulticast mode
[  664.350524][ T5601] veth1: entered allmulticast mode
[  664.350774][ T5601] veth2: entered allmulticast mode
[  664.351018][ T5601] veth3: entered allmulticast mode
[  675.556794][ T5601] veth0: left allmulticast mode
[  675.557038][ T5601] veth1: left allmulticast mode
[  675.557221][ T5601] veth2: left allmulticast mode
[  675.557410][ T5601] veth3: left allmulticast mode