Abstract: In the 21st century, network technology has become the mainstream of the development of the times,and the popularity of the Internet has changed people's lifestyles. In addition, transportation is also inseparable from network support. The establishment of a network monitoring and early warning system is to support the overall coordination of the transportation network and information security, and is a quick response to traffic information security incidents. The traffic network monitoring and early warning system can be effective Improve response and disposal capabilities. Based on this, this article discusses its related content in conjunction with the traffic network monitoring and early warning system while fully understanding the current development status, in order to comprehensively improve the management level of network monitoring.