(Famous network flow control software pfsense graphic tutorial. Pfsense installation, detailed settings, current limiting, wireless and other tutorials. This article carries a traditional Chinese pfsense article from the netizen Kidz. Considering many domestic pfsense beginners, the original text has been changed to simplified Chinese by myself. Since it was first released on m0n0, it is printed with m0n0china. Pfsense is a powerful free router software. It is developed on the basis of the famous router software mnowall and adds many functions that mnowall does not have (the official website of pfsense calls it thebetermonowall). In addition to the basic functions of the broadband router, pfsense also has the following features:? Based on the stable and reliable FreeBSD Operating System, it can meet the requirements of all-weather operation.? It has the user authentication function. It can realize the charging function by using the authentication method of web pages and cooperating with radius.? Perfect firewall, flow control and packet filtering functions ensure the security, stability and high-speed operation of the network.? It supports multiple Wan lines and load balancing functions, which can greatly improve the network outlet bandwidth and automatically distribute the load in case of bandwidth congestion.? IPSec and functions are built in to realize remote interconnection of different branches or secure access to the intranet by remote users.? It supports the 802.1qvlan standard, and enables common network cards to recognize 802.1Q tags through software simulation, and provides services for users of multiple VLANs at the same time.? Support the use of additional software packages to extend the pfsense function and provide users with more functions (such as FTP and transparent proxy).? The detailed log function makes it convenient for users to analyze, count and handle network events.? Configure using the web management interface (support SSL), support remote management and automatic online software version upgrade......)