[  872.708136][T21791] veth0: entered allmulticast mode
[  872.708792][T21791] veth1: entered allmulticast mode
[  872.709287][T21791] veth2: entered allmulticast mode
[  872.709757][T21791] veth3: entered allmulticast mode
[  884.232891][T21791] veth0: left allmulticast mode
[  884.233183][T21791] veth1: left allmulticast mode
[  884.233457][T21791] veth2: left allmulticast mode
[  884.233694][T21791] veth3: left allmulticast mode