[  774.037916][ T7760] veth0: entered allmulticast mode
[  774.038494][ T7760] veth1: entered allmulticast mode
[  774.038896][ T7760] veth2: entered allmulticast mode
[  774.039306][ T7760] veth3: entered allmulticast mode
[  785.282898][ T7760] veth0: left allmulticast mode
[  785.283272][ T7760] veth1: left allmulticast mode
[  785.283549][ T7760] veth2: left allmulticast mode
[  785.283831][ T7760] veth3: left allmulticast mode