[ 1617.282943][ T9989] veth0: entered allmulticast mode
[ 1617.283870][ T9989] veth1: entered allmulticast mode
[ 1617.284412][ T9989] veth2: entered allmulticast mode
[ 1617.284927][ T9989] veth3: entered allmulticast mode
[ 1644.638877][ T9989] veth0: left allmulticast mode
[ 1644.639185][ T9989] veth1: left allmulticast mode
[ 1644.639430][ T9989] veth2: left allmulticast mode
[ 1644.639660][ T9989] veth3: left allmulticast mode