[ 1523.949534][ T4574] veth0: entered allmulticast mode
[ 1523.950021][ T4574] veth1: entered allmulticast mode
[ 1523.950336][ T4574] veth2: entered allmulticast mode
[ 1523.950679][ T4574] veth3: entered allmulticast mode
[ 1550.071990][ T4574] veth0: left allmulticast mode
[ 1550.072255][ T4574] veth1: left allmulticast mode
[ 1550.072475][ T4574] veth2: left allmulticast mode
[ 1550.072691][ T4574] veth3: left allmulticast mode