[  821.747499][ T7031] veth0: entered allmulticast mode
[  821.747933][ T7031] veth1: entered allmulticast mode
[  821.748298][ T7031] veth2: entered allmulticast mode
[  821.748606][ T7031] veth3: entered allmulticast mode
[  832.911767][ T7031] veth0: left allmulticast mode
[  832.912054][ T7031] veth1: left allmulticast mode
[  832.912288][ T7031] veth2: left allmulticast mode
[  832.912484][ T7031] veth3: left allmulticast mode