[  890.229000][T21549] veth0: entered allmulticast mode
[  890.229821][T21549] veth1: entered allmulticast mode
[  890.230467][T21549] veth2: entered allmulticast mode
[  890.231090][T21549] veth3: entered allmulticast mode
[  901.734910][T21549] veth0: left allmulticast mode
[  901.735339][T21549] veth1: left allmulticast mode
[  901.735679][T21549] veth2: left allmulticast mode
[  901.736025][T21549] veth3: left allmulticast mode