[  673.244297][ T6996] veth0: entered allmulticast mode
[  673.244639][ T6996] veth1: entered allmulticast mode
[  673.244857][ T6996] veth2: entered allmulticast mode
[  673.245075][ T6996] veth3: entered allmulticast mode
[  683.774460][ T6996] veth0: left allmulticast mode
[  683.774693][ T6996] veth1: left allmulticast mode
[  683.774865][ T6996] veth2: left allmulticast mode
[  683.775034][ T6996] veth3: left allmulticast mode