Green Technology - IEEE 802.3az Energy Efficient Ethernet - D-Link Green 3.0 power-s!aving features - LED and Port Shutoff - Port Standby - System Hibernation - Cable Length Detection - Link Status Detection - Time-based PoE (PoE model only) Security Features - Access Control List - D-Link Safeguard Engine - Port Security - ARP Spoofing Prevention - Smart IP-MAC-Port Binding Intuitive Management - IPv4/ IPv6 Dual Stack1 - Web GUI (supports 10 languages) - SmartConsole utility - SNMP and RMON - Simplified CLI through Telnet QoS - Supports IEEE 802.1p QoS - Supports DSCP Advanced Features - Auto Surveillance VLAN - Auto Voice VLAN - Port or VLAN-based Loopback Detection - Cable Diagnostics - LLDP/LLDP-MED Trap & Logs - SNMP Trap - Trap for SmartConsole Utility - System Log