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Product features:
24 10/100/1000Base-T PoE ports, 2 10GBase-T ports and 4 10G SFP+ port L3 Stackable* Managed Switch
General features:

Number of Ports
• 24 x 10/100/1000Base-T PoE ports
• 2 x 10GBase-T ports
• 4 x 10G SFP+ ports

Optional Redundant Power Supply
• DPS-700

Console Port
• 10/100/1000Base-T RJ-45 port for out-of-band CLI management

Management Port
• 10/100/1000Base-T RJ-45 port for out-of-band IP management

USB Ports
• USB 2.0 Type A port

Performance
• Switching Capacity: 168 Gbps
• Packet Forwarding Rate: 125 Mpps
• Packet Buffer Memory: 2 MB
• MAC Address Table: 16K entries
• Jumbo Frame Size: 9 KB

PoE Standards
• IEEE 802.3af
• IEEE 802.3at

PoE Power Budget
• 370 W (740 W with DPS-700 RPS)

Software Features
Stackability
• Virtual Stacking
   - D-Link Single IP Management (SIM)
   - Up to 32 units per virtual stack
• Physical Stacking*
   - Up to 80 Gbps stacking bandwidth
   - Up to 9 switches in a stack
   - Ring/chain topology support

L2 Features
• MAC Address Table: 16K (16384) entries
• Flow Control
   - 802.3x Flow Control
   - HOL Blocking Prevention
• Jumbo Frames up to 9 Kbytes
• 802.3ad Link Aggregation
-Max. 32 groups per device, 8 Gigabit ports per group
• Spanning Tree Protocols
   - 802.1D STP
   - 802.1w RSTP
   - 802.1s MSTP
   - BPDU Filtering
   - Root Restriction
• Loopback Detection
• Port Mirroring
   - One-to-One
   - Many-to-One
   - Flow-based
   - RSPAN Mirroring
• Ethernet Ring Protection Switching (ERPS)
   - Single /multiple ring topology

L2 Multicasting
• IGMP Snooping
   - IGMP v1/v2/v3 Snooping
   - Supports 1024 IGMP groups
   - Port/Host-based IGMP Snooping Fast Leave
• Limited IP Multicast
   - Up to 24 IGMP filtering profiles, 128 ranges per profile
• MLD Snooping
   - MLD v1/v2 Snooping
   - Support 1024 MLD Groups
   - Host-based MLD Snooping Fast Leave

VLAN
• VLAN Group
   - Max. 4K VLAN Groups
• GVRP
   - Max. 4K Dynamic VLAN Groups
• 802.1Q Tagged VLAN
• Port-based VLAN
• 802.1v Protocol VLAN
• Voice VLAN
• MAC-based VLAN
• VLAN translation
• ISM VLAN
• Asymmetric VLAN
• Private VLAN
• VLAN Trunking
• Double VLAN Q-in-Q
   - Port-based Q-in-Q
   - Selective Q-in-Q

QoS (Quality of Service)
• 802.1p
• 8 queues per port
• Queue Handling
   - Strict Priority
   - Weighted Round Robin (WRR)
   - Strict + WRR
• Supports following actions for flows
   - Remark 802.1p Priority Tag
   - Remark TOS/DSCP Tag
   - Bandwidth Control
• CoS based on
   - Switch Port
   - VLAN ID
   - 802.1p Priority Queues
   - MAC Address
   - IPv4 Address
   - DSCP
   - Protocol Type
   - TCP/UDP Port
   - User-Defined Packet Content
   - IPv6 Address
   - IPv6 Traffic Class
   - IPv6 Flow Label
• Bandwidth Control
   - Port-based (Ingress/Egress, Min. Granularity 8 Kbps)
   - Flow-based (Ingress/Egress, Min. Granularity 8 Kbps)
• Three Color Marker
   - CIR/PIR minimum granularity: 8 kbps
   - Two Rate Three Color Marker (trTCM), CBS/PBS
   - Single Rate Three Color Marker (srTCM), CBS/EBS

Access Control List (ACL)
• ACL based on
   - 802.1p Priority
   - VLAN ID
   - MAC Address
   - Ether Type
   - IPv4 Address
   - DSCP
   - Protocol Type
   - TCP/UDP Port Number
   - User-Defined Packet Content
   - IPv6 Address
   - IPv6 Flow Label
   - IPv6 Traffic Class
• Supports up to 2048 ingress access entries
• Supports up to 512 egress access entries
• Time-based ACL
• CPU Interface Filtering

Security
• SSH v2
• SSL v1/v2/v3
• Port Security
   - Up to 64 MAC addresses per port
• IP-MAC Port Binding
• DHCP Snooping
• Supports up to 500 address binding entries
• Broadcast/Multicast/Unicast Storm Control
• Traffic Segmentation
• D-Link Safeguard Engine
• NetBIOS/NetBEUI Filtering
• IPv6 ND Snooping
• DHCP Server Screening
• ARP Spoofing Prevention
• DoS Attack Prevention
• BPDU Attack Protection
• ARP Packet Inspection
• IP Packet Inspection

AAA
• 802.1X:
   - Port-based Access Control
   - Host-based Access Control
   - Identity-driven Policy (VLAN, ACL or QoS) Assignment
   - Authentication Database Failover
• Web-based Access Control (WAC):
   - Port-based Access Control
   - Host-based Access Control
   - Identity-driven Policy (VLAN, ACL or QoS) Assignment
   - Authentication Database Failover
• MAC-based Access Control (MAC):
   - Port-based Access Control
   - Host-based Access Control
   - Identity-driven Policy (VLAN, ACL or QoS) Assignment
   - Authentication Database Failover
• Guest VLAN
• MicrosoftВ® NAP
   - Support 802.1X NAP
   - Support DHCP NAP
• RADIUS Accounting
• RADIUS and TACACS+ authentication for switch access
• Four levels of User Account control

Green Features
• Compliant with RoHS
• Power Saving by Link Status
• Power Saving by Cable Length
• IEEE 802.3az Energy Efficient Ethernet (EEE)
• Time-based PoE

Management
• Web-based GUI
• Command Line Interface (CLI)
• Telnet Server
• Telnet Client
• TFTP Client
• DNS Client
• Secure FTP Server
• ZModem
• SNMP v1/v2c/v3
• SNMP Traps
• System Log
• sFlow
• RMON v1:
   - Supports 1,2,3,9 groups
• RMON v2:
   - Supports ProbeConfig group
• LLDP
• BootP/DHCP Client
• DHCP Auto-Configuration
• DHCP Relay
• DHCP Client Option 12
• DHCP Relay Option 18, 37, 82
• Flash File System
• PPPoE Circuit-ID Tag Insertion
• Multiple Images
• Multiple Configurations
• CPU Monitoring
• Debug Command
• SNTP
• Password Recovery
• Password Encryption
• Trusted Host
• MicrosoftВ® NLB (Network Load Balancing) Support
• ICMPv6
• DHCP server

L3 Features
• Max. 16 IP Interfaces
• ARP Proxy
• IPv6 Neighbour Discovery (ND)

L3 Routing
• Static Route
   - Max. 512 IPv4 entries
   - Max. 512 IPv6 entries
• RIPv1/v2/ng

L3 Multicasting
• IGMP Filtering
   - Port-based filtering
   - VLAN-based filtering

MIB
• RFC 1213 MIB II
• RFC 4188 Bridge MIB
• RFC 1157, 2571-2576 SNMP MIB
• RFC 1907 SNMPv2 MIB
• RFC 1757, 2819 RMON MIB
• RFC 2021 RMONv2 MIB
• RFC 1398, 1643, 1650, 2358, 2665 Ether-like MIB
• RFC 2674 802.1p MIB
• RFC 2233, 2863 IF MIB
• RFC 2618 RADIUS Authentication Client MIB
• RFC 2620 RADIUS Accounting Client MIB
• RFC 2925 PING & TRACEROUTE MIB
• RFC 2674, 4363 802.1p MIB
• RFC 1065, 1066, 1155, 1156, 2578 MIB Structure
• RFC 1215 MIB Traps Convention
• RFC 1212 Concise MIB Definitions
• RFC 1215 MIB Traps Convention
• RFC 1157, 2571-2576 SNMP MIB
• RFC 4022 MIB for TCP
• RFC 4113 MIB for UDP
• RFC 4293 IPv6 SNMP Mgmt Interface MIB
• RFC 2737 Entity MIB (version 2)

RFC Standard Compliance
• RFC 768 UDP
• RFC 791 IP
• RFC 792, 2463, 4443 ICMP
• RFC 793 TCP
• RFC 826 ARP
• RFC 3513, 4291, IPv6 Addressing Architecture
• RFC 2893, 4213 IPv4/IPv6 dual stack function
• RFC 2463, 4443 ICMPv6
• RFC 2462, 4862 IPv6 Stateless Address Auto Configuration
• RFC 2464 IPv6 Ethernet and definition
• RFC 1981 Path MTU Discovery for IPv6
• RFC 2460 IPv6
• RFC 2461, 4861 Neighbor Discovery for IPv6
• RFC 783 TFTP
• RFC 2068 HTTP
• RFC 1492 TACACS
• RFC 2866 RADIUS Accounting
• RFC 2474, 3260 DiffServ
• RFC 1321, 2284, 2865, 3580, 3748 Extensible Authentication Protocol (EAP)
• RFC 2571, 2572, 2573, 2574, SNMP
• IPv6 Ready Logo Phase 2
• RFC 854 Telnet
• RFC 951, 1542 BootP

Physical Parameters
MTBF
• 409,054 hours

Acoustics
• Max: 53.4 dB
• Min: 40.4 dB

Heat Dissipation
• 1,609.41 BTU/h

Power Input
• 100 to 240 VAC 50/60 Hz

Maximum Power Consumption
• 471.67 W

Standby Power Consumption
• 52.44 W

Dimensions
• 440 x 350 x 44 mm

Weight
• 4.66 kg

Ventilation
• 3 Smart fans

Operating Temperature
• 0 to 50 В°C

Storage Temperature
• -40 to 70 В°C

Operating Humidity
• 10% to 90% RH

Storage Humidity
• 5% to 90% RH

EMI
• FCC Class A, CE Class A, VCCI Class A, IC, RCM, BSMI, CCC

Safety
• CB, cUL, BSMI, CCC

* Physical stacking will be available in future firmware versions.



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