[  874.819792][T21616] veth0: entered allmulticast mode
[  874.820164][T21616] veth1: entered allmulticast mode
[  874.820401][T21616] veth2: entered allmulticast mode
[  874.820627][T21616] veth3: entered allmulticast mode
[  885.730812][T21616] veth0: left allmulticast mode
[  885.731079][T21616] veth1: left allmulticast mode
[  885.731268][T21616] veth2: left allmulticast mode
[  885.731444][T21616] veth3: left allmulticast mode