[  940.656125][ T7931] veth0: entered allmulticast mode
[  940.656473][ T7931] veth1: entered allmulticast mode
[  940.656705][ T7931] veth2: entered allmulticast mode
[  940.656949][ T7931] veth3: entered allmulticast mode
[  952.071024][ T7931] veth0: left allmulticast mode
[  952.071333][ T7931] veth1: left allmulticast mode
[  952.071577][ T7931] veth2: left allmulticast mode
[  952.071832][ T7931] veth3: left allmulticast mode