AS5500 Series | DH-AS5500-24GT4XF-370 DH-AS5500-24GT4XF-370 · Powerful L2 and L3 Features · Enterprise-level Connectivity · Intelligent Resilient Framework 2 (IRF2) System Overview Dahua AS5500 Switch Series are high performance Gigabit Ethernet switches with full L2 and L2+ features, ...