Further information for Hewlett Packard J9574A - HP E3800 48G PoE 4SFP 48 Ports Manageable Layer 3 Switch 48 PoE Ports
The HP 3800 series switch utilizes the HP ProVision ASIC technology and combine the advances in hardware engineering to deliver one of the most resilient and energy-efficient switches in the industry. The 3800 series implements meshed stacking technology to deliver chassis-like resiliency in a flexible stackable form factor.