玩转Openvwitch第四站：Bridge和Mirror

Mirror的数据表结构如下：

Mirror就是配置一个bridge，将某些包发给指定的mirrored ports
对于包的选择：
select_all，所有的包select_dst_portselect_src_portselect_vlan
对于指定的目的：
output_port (SPAN Switched Port ANalyzer)output_vlan (RSPAN Remote Switched Port ANalyzer)
SPAN
Source (SPAN) port -A port that is monitored with use of the SPAN feature.Destination (SPAN) port -A port that monitors source ports, usually where a network analyzer is connected.

RSPAN
被监控的流量不是发送到一个指定的端口，而是Flood给指定的VLAN 监听的端口不一定要在本地

玩转Openvwitch第四站：Bridge和Mirror最先出现在Python成神之路。