[  497.073980][ T2996] veth0: entered allmulticast mode
[  497.074408][ T2996] veth1: entered allmulticast mode
[  497.075017][ T2996] veth2: entered allmulticast mode
[  497.075336][ T2996] veth3: entered allmulticast mode
[  523.084112][ T2996] veth0: left allmulticast mode
[  523.084440][ T2996] veth1: left allmulticast mode
[  523.084689][ T2996] veth2: left allmulticast mode
[  523.084915][ T2996] veth3: left allmulticast mode