(For some customers of enterprises and institutions to distinguish the network management status of multiple VLANs, in order to arrange the Tianyicheng network management system very well, we advocate the monitoring method of the bridge mode, that is, use dual network cards to access the Internet, and install the monitoring software in the use of On the computer connected to the Internet by the bridge, you can completely control the entire local area network. This mode is suitable for any network environment and has powerful functions.)