• Interface
  - 20 10/100/1000BASE-T
  - 4 Combo ports 10/100/1000BASE-T/SFP
• Redundant Power Supply: DPS-200
• Management console port: RJ-45
• 2 ports for stacking
• 1 slot for SD-cards

Performance
• Switching matrix 88 Gb / s
• 64-byte packets rate: 65,48 Mpps
• Buffer packets: 2 MB
• Flash-Memory: 32 MB

Stacking
• Physical Stacking
  - Stacking Bandwidth up to 40 Gb / s
  - Up to 6 units, combined in a stack
• Virtual stacking:
  - D-Link Single IP Management (SIM)
  - Up to 32 devices in the virtual stack

Layer 2 features
• MAC-address table: 16K
• Flow Control
  - 802.3x Flow Control
  - HOL Blocking Prevention
• Jumbo-frame up to 13 Kbytes
• Spanning Tree
  - 802.1D STP
  - 802.1w RSTP
  - 802.1s MSTP
  - BDPU Filtering
  - Root Restriction
• Loopback Detection
• 802.3ad Link Aggregation
  - Max. 32 groups per device / 8 ports per group
• Port Mirroring
  - One-to-One
  - Many-to-One
  - Based on the flow
  - RSPAN

Multicast Layer 2
• IGMP Snooping
  - IGMP v1/v2/v3 Snooping
  - Support 1024 IGMP-group
  - Fast Leave on the port / flow
  - Report Suppression
• Restricting multicast to IP-addresses
  - Up to 24 profiles filtering IGMP, 32 address range on the profile
• MLD Snooping
  - MLD v1/v2 Snooping
  - Supports up to 1024 groups
  - Fast Leave on the port / flow

VLAN
• Group VLAN
  - Max. 4K VLAN groups
• GVRP
  - Support for dynamic VLAN-255 groups
• 802.1Q Tagged VLAN
• VLAN-based port
• 802.1v Protocol VLAN
• Voice VLAN
• VLAN based on MAC-address
• ISM VLAN
• Assymetric VLAN
• Private VLAN
• VLAN Trunking

Quality of Service (QoS)
• 802.1p
• 8 queues per port
• Queue management
  - Strict Priority
  - Weighted Round Robin (WRR)
  - Strict   - WRR
• CoS-based
  - Switch port
  - VLAN ID
  - 802.1p priority queues
  - MAC-address
  - IPv4-address
  - DSCP
  - Type of protocol
  - TCP / UDP-ports
  - Content of the package, a user-defined
  - IPv6-address
  - IPv6-class traffic
  - IPv6 flow label
• Support for the following streams
  - Tagging 802.1p priority
  - Add a tag priority TOS / DSCP
  - Bandwidth Management
• Bandwidth Management
  - Port-based (incoming / outgoing, min. Step up to 64 kbit / s)
  - Based on the flow (incoming / outgoing, min. Step up to 64 kbit / s)

Access Control Lists (ACL)
• Supports up to 1,5 K Access Rules
• ACL based on:
  - 802.1p Priority
  - VLAN ID
  - MAC-address
  - Ether Type
  - IPv4-address
  - DSCP
  - Type of protocol
  - Number of TCP / UDP-ports
  - Content of the package, a user-defined
  - IPv6-address
  - IPv6 flow label
  - IPv6-class traffic
• ACL-based time
• Filter interface CPU

Security
• SSH v2
• SSL v1/v2/v3
• Port Security
  - Up to 64 MAC-address on a port / VLAN
• Control of Broadcast / много-адресных/одноадресных storms
• Segmentation of Traffic
• D-Link Safeguard Engine
• Filtering NetBIOS / NetBEUI
• DHCP Server Screening
• Prevent attacks ARP Spooofing
• Protection against attacks BDPU

AAA
• 802.1X
  - Access control based on port
  - Control access based on host
  - Identity-Driven Policy (VLAN, ACL or QoS)
  - Authentication Database Failover
• Access control based on the Web (WAC):
  - Access control based on port
  - Based Access Control host
  - Identity-Driven Policy (VLAN, ACL or QoS)
  - Authentication Database Failover
• Access control based on MAC-address (MAC):
  - Access control based on port
  - Control access based on host
  - Identity-Driven Policy (VLAN, ACL or QoS)
  - Authentication Database Failover
• Japanese Web-based management (JWAC) 4
• Guest VLAN
• Microsoft ® NAP
  - Support for 802.1X NAP
  - Support for DHCP NAP
• Maintaining RADIUS accounting
• RADIUS and TACACS authentication for access control
• Accounts with 4 levels of privilege

D-Link Green
• Compliance with the RoHS Directive
• Power on the status of the connection
• Power cable length
• PoE on vremeni5

Performing Operations, Administration and Management (OAM)
• Diagnosis of cable

Management
• Management of Web-based interface (Supports IPv4)
• Command Line Interface CLI
• Server Telnet (support IPv4)
• Client Telnet (support IPv4)
• Client TFTP (Supports IPv4)
• ZModem
• SNMP v1/v2c/v3
• SNMP Traps
• System Log
• RMON v1:
  - Support groups 1,2,3,9
• RMON v2:
  - Support Group ProbeConfig
• LLDP
• BootP / DHCP-client
• Automatic configuration DHCP
• DHCP Relay
• DHCP Relay Option 12
• DHCP Relay Option 82
• Flash File System
• Support for multiple versions of software
• Support for multiple versions of configurations
• CPU Monitoring
• Debug Command
• SNTP
• Password Recovery
• Password Encryption
• A trusted host
• Microsoft ® NLB (Network Load Balancing)

MIB
• RFC 1213 MIB II
• RFC 4188 Bridge MIB
• RFC 1157, 2571-2576 SNMP MIB
• RFC 1907 SNMPv2 MIB
• RFC 1757 RMON MIB 2819
• 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 1215 MIB Traps Convention

Compliance with standards RFC
• 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

Confguration
• 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 854 Telnet
• RFC 951 BootP 1542
• 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

Functions of the expanded version of Layer 2
• Ethernet Ring Protection Switching (ERSP)

Management
• SNMP v1/v2c/v3
  - SNMP over IPv6
• sFlow
• ICMPv6
• Web-interface (Support for IPv6)
• Server Telnet (support IPv6) 6
• Client Telnet (support IPv6) 6
• TFTP-Client (Support for IPv6) 6

MTBF
• 561 829 h

Noise level
• Max.: 49,8 db
• Min.: 37,7 db

Heat release
• 138 BTU / hr

Power Input
• 100-240 VAC, 50-60 Hz internal universal power supply

Max. power consumption
• 40.5 Watt

Dimensions
• 440 x 210 x 44 mm

Weight
• 2.6 kg

Fans
• Smart Fan (> 40 ° C: High-speed, <35 ° C: Low Speed)

Operating temperature
• 0 ˚ to 50 ˚ C

Storage temperature
• From -40 ˚ to 70 ˚ C

Operating Humidity
• From 5% to 90% noncondensing

Emission (EMI)
• FCC Class A, CE Class, VCCI Class A, IC, C-Tick

Security
• CB, cUL, LVD

Certificates
• IPv6 Ready Logo Phase 2