[ 1501.441451][ T7488] veth0: entered allmulticast mode
[ 1501.442719][ T7488] veth1: entered allmulticast mode
[ 1501.443289][ T7488] veth2: entered allmulticast mode
[ 1501.443606][ T7488] veth3: entered allmulticast mode
[ 1527.853780][ T7488] veth0: left allmulticast mode
[ 1527.854645][ T7488] veth1: left allmulticast mode
[ 1527.854877][ T7488] veth2: left allmulticast mode
[ 1527.855093][ T7488] veth3: left allmulticast mode