48-port 10/100/1000 Gigabit Smart Switch including 4 Combo 1000BaseT/SFP - 44 x 10/100/1000Mbps Auto-Negotiating Ports - 4 x Combo 1000BaseT/Mini-GBIC SFP ports - Jumbo frames up to 13000Bytes - 16K MAC addresses - 802.3az Energy Efficient Ethernet (EEE) by port power saving in idle mode - dlink|green 3.0, advanced power saving by schedule - Half-/Full-Duplex, auto-negotiation, Auto MDI/MDIX - IEEE 802.3x Flow Control - 802.3ad Link Aggregation - Asymmetric VLAN, Auto Voice/Surveillance VLAN - Traffic Segmentation - 802.1p priority queues - MAC/IP filtering - MAC/IP-based ACL - 802.1X port-base Access Control, Port Security - D-Link Safequare Engine - IPv6 Ready - D-Link Network Assistant Utility (DNA) from firmware ver. 4.1, web based management, compact CLI - D-View 6.0 support - 0 - 50°C operating temperature - 1x Smart fan - 19" Rackmount Installation.
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