The ServerIron GT E series 10 Gigabit Ethernet application switches are the industry's highest performance Layer 4-7 switches, and are designed with a purpose-built modular architecture to help scale business-critical IP and Web applications to 10 Gigabit performance. Available in a choice of two form factors, a compact 2U high 3-slot modular system and a fully front serviceable 4-slot modular chassis, the switches combine a rich set of application traffic management, Web acceleration, and VoIP/SIP intelligence to deliver maximum availability, security and scalability for mission-critical applications and server farms in enterprise and service provider data centers.This product is a 4-slot modular 5U high chassis with two additional slots for port expansion, performance upgrade, and integrated SSL acceleration. It also has front serviceable power supplies.