D-Link 28 Port Smart Managed Gigabit (DGS-1250-28X)
28 Ports: 24 Gigabit Ethernet ports and 4 10G SFP+ ports
Smart Managed: Advanced network management features for optimized control
High Performance: Ideal for medium to large businesses needing robust connectivity
Security & Reliability: Built-in security features for network protection and reliability
Feature | Description |
|---|---|
Model | D-Link DGS-1250-28X |
Ports | 24 Gigabit Ethernet Ports + 4 Gigabit SFP (Small Form-Factor Pluggable) Ports |
Switching Capacity | 56 Gbps (Full Duplex) |
Forwarding Rate | 41.67 Million Packets per Second (Mpps) |
Managed Type | Smart Managed (Web-based Management) |
Layer | Layer 2 (Switching) |
PoE Support | 802.3af/at PoE (Power over Ethernet) on the first 24 ports (up to 370W total) |
Power Budget (PoE) | Maximum Power Budget: 370W |
QoS (Quality of Service) | Advanced QoS features including 802.1p, DiffServ, and traffic prioritization |
VLAN Support | Supports up to 256 VLANs with IEEE 802.1Q VLAN tagging |
Link Aggregation | Supports Link Aggregation (LACP - IEEE 802.3ad) for improved network performance and redundancy |
IGMP Snooping | Supports IGMP snooping for efficient multicast traffic forwarding |
Security Features | - MAC Address Filtering - Access Control Lists (ACL) - 802.1X Port Security - Storm Control (Broadcast/Multicast/Unicast) |
Redundancy | - Spanning Tree Protocol (STP) - Rapid Spanning Tree Protocol (RSTP) - Multiple active VLANs for redundancy |
SFP Ports | 4 Gigabit SFP Ports for fiber uplinks |
Management Interface | Web-based management interface (GUI), Command Line Interface (CLI), SNMP, Telnet, and RMON |
Firmware | Upgradeable firmware via TFTP or web interface |
Energy Efficiency | - IEEE 802.3az Energy Efficient Ethernet - Supports D-Link Green technology to optimize energy consumption and reduce heat production |
Dimensions (H x W x D) | 44 mm x 442 mm x 250 mm |
Weight | 2.76 kg (6.08 lbs) |
Power Supply | Internal Power Supply, AC input: 100-240V, 50/60Hz |
Cooling | Fanless design for quiet operation |
Operating Temperature | 0°C to 50°C (32°F to 122°F) |
Warranty | 5-Year Limited Warranty |
Additional Features | - SNMP v1/v2/v3 support - Diagnostic LEDs for status monitoring - Enhanced security with DHCP Snooping, Dynamic ARP Inspection (DAI) |
