[ 1498.056307][ T9912] veth0: entered allmulticast mode
[ 1498.056922][ T9912] veth1: entered allmulticast mode
[ 1498.057278][ T9912] veth2: entered allmulticast mode
[ 1498.057602][ T9912] veth3: entered allmulticast mode
[ 1523.774677][ T9912] veth0: left allmulticast mode
[ 1523.774974][ T9912] veth1: left allmulticast mode
[ 1523.775189][ T9912] veth2: left allmulticast mode
[ 1523.775397][ T9912] veth3: left allmulticast mode