[ 1175.831928][ T7500] veth0: entered allmulticast mode
[ 1175.833696][ T7500] veth1: entered allmulticast mode
[ 1175.834514][ T7500] veth2: entered allmulticast mode
[ 1175.835096][ T7500] veth3: entered allmulticast mode
[ 1200.542990][ T7500] veth0: left allmulticast mode
[ 1200.543764][ T7500] veth1: left allmulticast mode
[ 1200.544461][ T7500] veth2: left allmulticast mode
[ 1200.545195][ T7500] veth3: left allmulticast mode