[  668.376010][T21407] veth0: entered allmulticast mode
[  668.376429][T21407] veth1: entered allmulticast mode
[  668.376749][T21407] veth2: entered allmulticast mode
[  668.377051][T21407] veth3: entered allmulticast mode
[  668.377367][T21407] veth4: entered allmulticast mode
[  668.377675][T21407] veth5: entered allmulticast mode
[  680.069529][T21407] veth0: left allmulticast mode
[  680.069853][T21407] veth1: left allmulticast mode
[  680.070095][T21407] veth2: left allmulticast mode
[  680.070325][T21407] veth3: left allmulticast mode
[  680.070557][T21407] veth4: left allmulticast mode
[  680.072026][T21407] veth5: left allmulticast mode