D-Link 28-Port Gigabit Smart Managed PoE Switch

Description

TECHNICAL SPECIFICATIONS

1000Base-T PoE Interface: 24
Combo 1000Base-T/SFP: 4
Auto MDI/MDIX: Yes
10/100/1000BASE-T PoE ports: 24
Combo 10/100/1000BASE-T/SFP ports: 4
Switch Capacity: 56 Gbps
Max. Packet Forwarding Rate: 41.7 Mpps
Store & Forwarding Forwading: Yes
Dimension: 440mm x 250 mm x 44mm
Weight: 3.75 kg
Operation Temperature: -5 – 50°C
Storage Temperature: -20-70°C
Operation Humidity: 0% – 95% RH
Storage Humidity: 0% ~ 95% RH
Operating Altitude: 1500 meters
Maximum Power Consumption: PoE on <br>263.9 W/100 V<br> 247.4 W/240 V <br>PoE off<br> 30.6 W/100 V <br>28.1 W/240 V
Standby Power Consumption: 19.6 W/100V / 16.6 W/240V
MTBF: 469,262 hours
Maximum Heat Dissipation: 900.36 BTU/hr (100 V)<br> 844.23 BTU/hr (240 V)
Power Input: 100-240 VAC
CPU Speed: 500MHz
DRAM Size: DDR3 128MB
Flash Memory Size: 32MB
Packet Buffer Size: 4.1MBits
FAN: Yes
Comply with RoHS 6: Yes
Energy Efficiency Ethernet (EEE): Yes
Power Saving By Link Status: Yes
Power Saving By Cable Length: Yes
Power Saving By Port Shut-Off: Yes
Power Saving By System Hibernation: Yes
Time-based PoE: Yes
MAC Address Table Size: 8K
Maximum PoE Budget: 193W
PoE Budget: 193 W
802.3x Flow Control: Yes
Head-of-line (HOL) Blocking Prevention: Yes
802.1w Rapid Spanning Tree (RSTP): Yes
802.1s Multiple Spanning Tree (MSTP): Yes
802.1D Spanning Tree (STP): Yes
Root Restriction: Yes
802.3ad Link Aggregation: Yes
Max Port Per Link Aggregation Group: 8
Link Aggregation Group Per Device: 4
Port Mirroring: Yes
Jumbo Frame: 10,000 Bytes
Loopback Detection (LBD): Yes
IGMP Snooping: Yes
Max IGMP Snooping Groups: 256
IGMP Snooping Fast Leave: Yes
MLD Snooping: Yes
MLD Snooping Groups: Yes
MLD Snooping Fast Leave: Yes
802.1Q VLAN: Yes
VLAN Groups: Yes
Port-based VLAN: Yes
Voice VLAN: Yes
Auto Surveillance VLAN: Yes
Asymmetric VLAN: Yes
IP Interface: Yes
ARP: Yes
Max Number of IP Interface: 4
ARP Entries: Yes
IPv6 Neighbor Discovery (ND): Yes
ND Entries: 128
Default Route: Yes
Static Route: Yes
Number of Queue: Yes
Class of Service (CoS): Yes
Strict Priority Queue (SPQ): Yes
Weighted Round Robin (WRR): Yes
Port-based Bandwidth Control: Yes
Max Access Control List (ACL) Entries: Yes
MAC Access List: Yes
IP Access List: Yes
IPv6 Access List: Yes
SSH: Yes
SSL: Yes (only support TLS 1.0)
Port Security: Yes
Broadcast/Multicast/Unicast Storm Control: Yes
Traffic Segmentation: Yes
Smart IP-MAC-Port Binding (Smart IMPB): Yes
D-Link Safeguard Engine: Yes
DHCP Server Screening: Yes
ARP Spoofing Prevention: Yes
DoS Attack Prevention: Yes
802.1X: Yes
Port based 802.1X Authentication: Yes
RADIUS: Yes
Authentication for Management Access: Yes
Trusted Host: Yes
Simple Network Time Protocol (SNTP): Yes
Cable Diagnostics: Yes
Web-based GUI: Yes
Command Line Interface (CLI): Yes (Limited CLI via telnet)
Telnet Server: Yes
SNMP: Yes
SNMP Trap: Yes
TFTP Client: Yes
System Log: Yes
RMONv1: Yes
LLDP: Yes
LLDP-MED: Yes
D-Link Discover Protocol (DDP): Yes (v0.26)
DHCP/BootP Client: Yes
DHCP relay: Yes
Dual Images: Yes
Dual Configurations: Yes
Debug Command: Yes
Ping: Yes
D-Link Network Assistant: Yes (Chrome edition)
Smart Wizard: Yes