[ 1477.250207][ T9172] veth0: entered allmulticast mode
[ 1477.251187][ T9172] veth1: entered allmulticast mode
[ 1477.251506][ T9172] veth2: entered allmulticast mode
[ 1477.251849][ T9172] veth3: entered allmulticast mode
[ 1504.177951][ T9172] veth0: left allmulticast mode
[ 1504.178261][ T9172] veth1: left allmulticast mode
[ 1504.178491][ T9172] veth2: left allmulticast mode
[ 1504.178708][ T9172] veth3: left allmulticast mode