Active Wall Free Edtion is the professional and free gateway filtering software. The main function is url wildcard filter, web content filter, post keyword filter, upload file wildcard filter, traffic monitor. It installed in gateway server and provides continuous enterprise-wide protection against the full range of Internet threats, from viruses and phishing attacks to inappropriate use of system resources to regulatory non-compliance. Active Wall Free Edtion include the following plugins: Show Flux,HTTP Filter. 10 License only, free forever.