(1. Operating mode: Windows XP, Windows 2003, Windows Vista, Windows 2008, Windows 7. 2. Designed for high-end use, supporting the needs of Internet access from dozens of machines to thousands of machines. 3. Supports bandwidth consolidation and load balancing of up to 127 external network egress lines. Supports a single network card to achieve multi-egress NAT, and can achieve bandwidth overlay. 4. The world's first object-oriented full 3D operation interface (any general graphics card can be used), which intuitively displays the Internet access status of all machines. 5. Anti-ARP attack, flood ddos ??attack, etc. No client installation is required.)