D-Link 52-Port Gigabit PoE Metro Ethernet Switch
Product Highlights
• 48 x 10/100/1000BASE-T PoE ports
• 4 x SFP ports
• Supports IEEE 802.3at Power over Ethernet on ports 1 to 8
• Supports IEEE 802.3af Power over Ethernet on ports 9 to 48
• Comprehensive Layer 2 features including Link Aggregation, Port-based Q-inQ, and VLAN trunking
• Enhanced network security with IP-MAC Port-Binding (IMPB), Access Control
List (ACL), and IEEE 802.1X
• Embedded 6 kV surge protection, sub-50 ms recovery ERPS, and Dying Gasp
provide optimal reliability