[  770.407114][ T7604] veth0: entered allmulticast mode
[  770.407685][ T7604] veth1: entered allmulticast mode
[  770.408071][ T7604] veth2: entered allmulticast mode
[  770.408451][ T7604] veth3: entered allmulticast mode
[  782.132087][ T7604] veth0: left allmulticast mode
[  782.132395][ T7604] veth1: left allmulticast mode
[  782.132649][ T7604] veth2: left allmulticast mode
[  782.132883][ T7604] veth3: left allmulticast mode