D-Link

 24-port 10/100/1000 Mbps PoE + 4-port SFP L2 Gigabit Managed Switch D-Link DGS-3000-28LP

- The DGS-3000 Series Managed Gigabit Switches are part of the Layer 2 family of D-Link’s managed switch product line that provides wired Gigabit speeds for Metro Ethernet and campus networks. 

- The DGS-3000-28LP includes 24 10/100/1000 Mbps PoE ports and 4 Gigabit SFP+ ports for increased network bandwidth. 

- Surge protection, advanced Layer 2 functions, and a suite of security and management tools make the DGS-3000 Series Managed Gigabit Switches ideal for Metro Ethernet and campus applications.

Features 

Interface

- 24-port UTP 10/100/100Mbps 

- 4-port Gigabit SFP

Power over Ethernet

- 802.3af PoE & 802.3at PoE+

- Power Budget: 193W

Reliable Hardware and Software Features

- 6 kV surge protection for Ethernet ports 

- Real Time Clock (RTC)

- Dying Gasp

- Ethernet Ring Protection Switching (ERPS) 

- Redundant Power Supply (RPS) support

Advanced Switch Features 

- VLAN trunking 

- VLAN mirroring

- ISM VLAN (Multicast VLAN)

- RSPAN

Comprehensive Security Features

- Access Control Lists (ACLs) 

- D-Link Safeguard Engine

- BPDU attack protection 

- ARP spoofing prevention 

- IP-MAC-Port Binding 

- DoS attack prevention

- IEEE 802.1X port-based Access Control

- WAC/MAC-based Access Control 

- Guest VLAN

System Management 

- 802.1ag CFM 

- 802.3ah Ethernet Link OAM 

- SNMP v1/v2c/v3 

- RMON v1/v2

- LLDP/LLDP-MED

- Bảo hành 36 tháng.