Tech specs
Brand
D-Link
Product Line
D-Link DGS
Model
1520-28MP
Manufacturer
D-Link
Advanced Switching
Layer 3
Compliant Standards
IEEE 802.1AX, IEEE 802.1D, IEEE 802.1p, IEEE 802.1Q, IEEE 802.1Qbb, IEEE 802.1s, IEEE 802.1v, IEEE 802.1w, IEEE 802.3, IEEE 802.3ab, IEEE 802.3ad (LACP), IEEE 802.3ae, IEEE 802.3af, IEEE 802.3at, IEEE 802.3az, IEEE 802.3u, IEEE 802.3x, IEEE 802.3z
Features
BPDU Filter, Bridge protocol data unit (BPDU), Class of Service (CoS), Denial of Service (DoS), D-Link Discovery Protocol (DDP), DNA support, Energy-Efficient Ethernet (EEE), Ethernet Ring Protection Switching (ERPS), Ethernet Ring Protection Switching (ERPS) v2, Flow mirroring, Generic VLAN Registration Protocol (GVRP), IGMP snooping, Link Aggregation, Loop Guard, Loopback detection, Media Dependent Interface (MDI), Media Dependent Interface Crossover (MDI-X), Multiple Spanning Tree Protocol (MSTP) support, Network Timing Protocol (NTP) 3, Network Timing Protocol (NTP) 4, Open Shortest Path First (OSPF), Port mirroring, Private VLAN, Quality of Service (QoS), Rapid Reconfiguration of Spanning Tree (RSTP), Remote Switch Port Analyzer (RSPAN), Root Guard, Spanning Tree Protocol (STP) support, Store and forward, Virtual Route Redundancy Protocol (VRRP) support, VLAN mirroring, VLAN trunking, Voice VLAN, Weighted Deficit Round Robin (WDRR), Weighted Random Early Detection (WRED), Weighted Round Robin (WRR), Zero-touch provisioning (ZTP)
Form Factor (Hubs & Switches)
Rack-mountable
Jumbo Frame Support
12288 bytes
MAC Address Table Size
16384 entries
Manageable
Yes
Max Units In A Stack
8
PoE Budget
370 watt
Ports
28
Power Over Ethernet (PoE)
PoE+
Product Type
Switch
Remote Management
RMON 1, RMON 2, RMON 3, RMON 9, SNMP 1, SNMP 2c, SNMP 3
Routing Protocol
DVMRP, ECMP, IGMP, IGMPv2, IGMPv3, MLD, MLDv2, OSPF, PIM-DM, PIM-SM, PIM-SSM, Policy-based routing (PBR), RIP-1, RIP-2, RIPng, Static IP routing
Smart
Yes
Stackable
Stackable
Status Indicators
Fan, Link/activity, PoE, Power, Stack
Subcategory
Network hubs and switches
Switching Type
Gigabit Ethernet
QSFP Slots
10 Gigabit Ethernet
Interface Provided
2 x 10GBase-T RJ-45, 2 x 10GBase-X SFP+, 20 x 1000Base-T RJ-45 PoE+, 4 x 2.5GBase-T RJ-45 PoE+
Port Quantity
20
Port Type
10/100/1000 (PoE+)
Ports Type (2nd)
2.5G (PoE+)
Frequency
50/60 hertz
Power Consumption Operational
453.3 watt
Encryption
SSL, TLS 1.0, TLS 1.1, TLS 1.2
Humidity Range Storage
5 - 95% (non-condensing)
Max Operating Temperature
122 degree Fahrenheit
Max Storage Temperature
158 degree Fahrenheit
Min Operating Temperature
23 degree Fahrenheit
Min Storage Temperature
-40 degree Fahrenheit
MTBF
333946 Hours
Operating Humidity
10 - 95% (non-condensing)
Authentication Method
RADIUS, Secure Shell v.2 (SSH2), TACACS+
Capacity
IGMP groups: 512, MLD groups: 256, Static ARP entries: 256, VLAN groups: 4000
Device Type
Internal power supply
Packaged Quantity
1
Performance
Forwarding performance: 104.16 Mpps, Stacking bandwidth: 80 Gbps, Switching capacity: 140 Gbps
Ports (2nd) Quantity
4
Ports (3rd) Quantity
2
Ports (4th) Quantity
2
Ports (4th) Type
10 Gigabit SFP+
Height
1.7 inch
Height (Rack Units)
1
Weight
9.46 lbs
Width
17.4 inch
Depth
12.1 inch
Color Category
Black
Compliant Standards
BSMI Class A, FCC Class A certified, IC Class A, RCM Class A, VCCI Class A
ENERGY STAR Certified
No
EPEAT Compliant
No
TCO Certified
No
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