Switch 48 Port 4 x SFP/Giga ports + phy. Stack ports upto 40Gbps, SDCARD, L2/L3 managed

Interface
44 ports 10/100/1000BASE-T
4 ports combo 10/100/1000BASE-T/SFP

Optional Redundant Power Supply
DPS-500/DPS-500DC

Console Port
RJ-45

Stacking Port
2

SD Card Slot
1

Performance
+ Switching Capacity: 136 Gbps
+ 64-Byte Packet Forwarding Rate: 101.19 Mpps
+ Packet Buffer Memory: 2 MB
+ Flash Memory: 32 MB

Software Features
Standard Image (SI) Features
Stackability
+ Physical Stacking
- Up to 40G Stacking Bandwidth
- Up to 6 units per Stack
+ Virtual Stacking
- D-Link Single IP Management (SIM)
- Up to 32 units per Virtual Stack

L2 Features
+ MAC Address Table: 16K
+ Flow Control
- 802.3x Flow Control
- HOL Blocking Prevention
+ Jumbo Frame up to 13K Bytes
+ Spanning Tree Protocols
- 802.1D STP
- 802.1w RSTP
- 802.1s MSTP
- BPDU Filtering
- Root Restriction
+ Loopback Detection
+ 802.3ad Link Aggregation
- Max. 32 groups per device/ 8 Gigabit ports per group
+ Port Mirroring
- One-to-One
- Many-to-One
- Flow-based
- RSPAN Mirroring

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, 32 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. 255 Dynamic VLAN Groups
+ 802.1Q Tagged VLAN
+ Port-based VLAN
+ 802.1v Protocol VLAN
+ Voice VLAN
+ MAC-based VLAN
+ ISM VLAN
+ Asymmetric VLAN
+ Private VLAN
+ VLAN Trunking

QoS (Quality of Service)
+ 802.1p
+ 8 queues per port
+ Queue Handling
- Strict Priority
- Weighted Round Robin (WRR)
- Strict + WRR
+ 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
+ Supports following actions for flows
- Remark 802.1p Priority Tag
- Remark TOS/DSCP Tag
- Bandwidth Control
+ Bandwidth Control
- Port-based (Ingress/Egress,Min. Granularity 64 Kbps)
- Flow-based (Ingress/Egress,Min. Granularity 64 Kbps)

Access Control List (ACL)
+ Supports up to 1.5K Ingress access rules
+ 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
+ Time-based ACL
+ CPU Interface Filtering

Security
+ SSH v2
+ SSL v1/v2/v3
+ Port Security
- Up to 64 MAC addresses per port/VLAN
+ Broadcast/Multicast/Unicast Storm Control
+ Traffic Segmentation
+ D-Link Safeguard Engine
+ NetBIOS/NetBEUI Filtering
+ DHCP Server Screening
+ ARP Spoofing Prevention
+ BPDU Attack Protection

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
+ Japan Web-based Access Control (Host-based JWAC)4
+ Guest VLAN
+ Microsoft® NAP
- Support 802.1X NAP
- Support DHCP NAP
+ RADIUS Accounting
+ RADIUS and TACACS authentication for switch access
+ 4 Level User Account

D-Link Green Features
+ Compliant with RoHS
+ Power Saving by Link Status
+ Power Saving by Cable Length
+ Time-based PoE5

Operation, Administration & Management (OAM)
+ Cable Diagnostics

Management
+ Web-based GUI (Supports IPv4)
+ Command Line Interface (CLI)
+ Telnet Server(Supports IPv4)
+ Telnet Client(Supports IPv4)
+ TFTP Client(Supports IPv4)
+ ZModem
+ SNMP v1/v2c/v3
+ SNMP Traps
+ System Log (Supports IPv4 Log Server)
+ RMON v1:
- Supports 1,2,3,9 groups
+ RMON v2:
- Supports ProbeConfig group
+ LLDP
+ BootP/DHCP Client
+ DHCP Auto-Configuration
+ DHCP Relay
+ DHCP Relay Option 12
+ DHCP Relay Option 82
+ Flash File System
+ Multiple Images
+ Multiple Configurations
+ CPU Monitoring
+ Debug Command
+ SNTP
+ Password Recovery
+ Password Encryption
+ Trusted Host
+ Microsoft® NLB (Network Load Balancing) Support

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 1215 MIB Traps Convention

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 854 Telnet
+ RFC 951, 1542 BootP
+ 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

Enhanced Image (EI) Features
L2 Features
+ Ethernet Ring Protection Switching (ERPS)

VLAN
+ Double VLAN (Q-in-Q)
- Port-based Q-in-Q

L3 Features
+ Max. 16 IP Interfaces
+ ARP Proxy6
+ IPv6 Neighbour Discovery (ND)

L3 Routing
+ Static Route
- 512 static routing entries for IPv4/IPv6

Access Control List (ACL)
+ Supports up to 512 Egress access rules

Security
+ IP-MAC-Port Binding
- ARP Packet Inspection
- IP Packet Inspection
- DHCP Snooping
- IPv6 ND Snooping
- Support up to 510 Address Binding Entries per Device

AAA
+ Compound Authentication

Operation, Administration & Management (OAM)
+ 802.3ah Ethernet Link OAM
+ 802.3ah D-Link Extension: D-link Unidirectional Link Detection (DULD)6
+ 802.1ag Connectivity Fault Management (CFM)
+ ITU-T Y.17316

Management
+ SNMP v1/v2c/v3
- SNMP over IPv6
+ sFlow
+ ICMPv6
+ Web-based GUI (Supports IPv6)
+ Telnet Server(Supports IPv6)6
+ Telnet Client(Supports IPv6)