An integrated gateway solution for controlling access to the Internet and for providing data transmission services. The product contains: a proxy server that provides caching and blocks unwanted resources; a simple and secure firewall to protect against network attacks; a billing system; accounting for all types of traffic (through the proxy server, the mail gateway, and NAT); a system for the dynamic control of speed and sessions; blocking of excessive network activity; diversion and routing of traffic; mail gateway; integration with Active Directory; secure authorisation; web server statistics; remote access; reports.