Application of opal Internet in the solution of road traffic detection systemAOPRE-LINK8424、AOPRE-LINK8880、AOPRE-LINK8280、AOPRE-LINK8480.The points captured by the system form a ring network, and Gigabit industrial switches are directly used in the central room for data aggregation. Ensure that the monitoring of each monitoring point is in place, communicate with normal, and improve the efficiency of network data transmission.