[ 1301.255553][ T9915] veth0: entered allmulticast mode
[ 1301.257917][ T9915] veth1: entered allmulticast mode
[ 1301.258464][ T9915] veth2: entered allmulticast mode
[ 1301.258998][ T9915] veth3: entered allmulticast mode
[ 1324.021488][ T9915] veth0: left allmulticast mode
[ 1324.022048][ T9915] veth1: left allmulticast mode
[ 1324.022438][ T9915] veth2: left allmulticast mode
[ 1324.022822][ T9915] veth3: left allmulticast mode