[ 1337.022894][ T5221] veth0: entered allmulticast mode
[ 1337.023460][ T5221] veth1: entered allmulticast mode
[ 1337.023808][ T5221] veth2: entered allmulticast mode
[ 1337.024136][ T5221] veth3: entered allmulticast mode
[ 1355.133164][ T5221] veth0: left allmulticast mode
[ 1355.133492][ T5221] veth1: left allmulticast mode
[ 1355.133775][ T5221] veth2: left allmulticast mode
[ 1355.134112][ T5221] veth3: left allmulticast mode