19-inch rack-mountable IEEE 802.3af/at PoE compliant to simplify deployment and installation QoS control for traffic prioritization and bandwidth management DHCP Client/Server Supports IPv4/IPv6 network operation Minimize carbon footprint with advanced energy efficient technology (IEEE 802.3az) IEEE 802.1d/w/s Spanning Tree Protocol (STP) and port mirroring IP Multicast Filtering through IGMP Snooping V1 / V2 / V3 Supports port-based VLAN, IEEE 802.1Q VLAN Tagging The built-in Device Management System (DMS) provides management, diagnostics and monitoring to connected network components and devices