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Product features:
Managed 24-Port Gigabit Stackable PoE Layer 2 Switch + 4 combo SFP + 20 Gig Stacking
EOL
General features:

Interface
- 24 10/100/1000BASE-T Ports
- 4 Combo SFP
- RS-232 Console Port
- Optional Redundant Power Supply:  DPS-600

Stacking
- 2 HDMI Stacking Ports
- 6 Number of Unit Per Stack (Max)
- Bandwidth/Topology
   Up to 10Gbps (Linear Topology)
   Up to 20Gbps (Bi-Directional Redundant Ring Topology)

Power Over Ethernet
- 802.3af PoE Support: Per 10/100/1000BASE-T Port
- Power Provision Per Port (Max.): 15.4W
- System PoE Power Budget: 370W
- Over-Current Protection: Auto Power/Device Discovery

Performance
Switch Capacity

68Gbps

64-Byte Packet Forwarding Rate
50.60Mpps

MAC Address Table Size
8K

Packet Buffer
768KB

Jumbo Frame (Max.)
10,240Bytes

Software Functions
L2 Features

- MAC Address Table: 8K
- Flow Control
  802.3x Flow Control
  HOL Blocking Prevention
- Jumbo Frame up to 10,240 Bytes
- IGMP snooping
  IGMP v1/v2 Snooping
  Suppor t 256 Groups
  IGMP Snooping Fast Leave
- MLD Snooping
  MLD v1/v2 Snooping
  Suppor t 128 Groups  
- Spanning Tree
  802.1D STP
  802.1w RSTP
  802.1s MSTP
- Per port / per device BPDU fi ltering
- Loopback Detection  
- 802.3ad Link Aggregation
  Max. 32 Groups per device/8 Ports per  group
- Port Mirroring
  Support One-to-One
  Many-to-One

VLAN  
- VLAN Group
  Max. 256 Static VLAN Groups
  Max. 256 Dynamic VLAN Groups
- 802.1Q Tagged VLAN
- GVRP

QoS (Quality of Service)  

- 802.1p Class of Service
  4 queues
- Queue Handling
  Strict
  Weighted Round Robin (WRR)
  Strict + WRR
- CoS Based on
  Switch Port
  VLAN ID
  802.1p Priority Queues
  MAC Address
  Ether Type
  IPv4 Address
  DSCP
  Protocol Type
  TCP/UDP Por t
- Bandwidth Control
  Por t-based (Ingress, min. granularity 3500Kbps; Egress, min. granularity 64Kbps)

Security
- SSH v2
- SSL v3
- Port Security: up to 16 MAC address per port
- Broadcast/Multicast/Unicast Storm Control
- D-Link Safeguard Engine

AAA
- 802.1X
  Port-Based Access Control
  MAC-Based Access Control
- MAC-Based Access Control (MAC)
  Port-Based Access Control
- Guest VLAN
- Authentication for Management Access Support RADIUS/TACACS+

Management
- Web-based GUI
- Command Line Inter face (CLI)
- Telnet Server/Client
- TFTP Client
- SNMP v1/v2c/v3
- SNMP Trap
- System Log
- RMON v1
- Suppor t 1,2,3,9 Groups
- BootP/DHCP Client
- DHCP Auto-Configuration
- Dual Image
- Dual Configuration
- CPU Monitoring
- SNTP

MIB/IETF Standard
- RFC1213 MIB-II
- RFC1493 Bridge MIB
- RFC1907 SNMPv2 MIB
- RFC1757, 2819 RMON MIB
- RFC1643,2358,2665 Ether-like MIB
- RFC2674 802.1p MIB
- RFC2233, 2863 IF MIB
- RFC2618 RADIUS Authentication Client MIB
- RFC2925 Ping & Traceroute MIB
- D-Link Private MIB
- RFC768 UDP
- RFC783 TFTP
- RFC791 IP
- vRFC792 ICMP
- RFC793 TCP
- RFC826 ARP
- RFC854 Telnet
- RFC951, 1542 BootP
- RFC2068 HTTP
- RFC2138 RADIUS
- RFC2139,2866 RADIUS Accounting
- RFC1492 TACACS
- RFC1157 SNMPv1
- RFC1901, 1908 SNMPv2c
- RFC2570,2575 SNMPv3



Power Input
100 to 240 VAC, 50 to 60 Hz Internal Universal Power Supply

Power Consumption (Max)
555.50W

Dimensions
440mm x 310mm x 44mm
19-inch Rack Mount Width, 1U Height

Weight

5.58kg

Heat Dissipation
1895.48 BTU/hr

MTBF
117,136 hrs

Operating Temperature
0 to 40 C (32  to 104  F)

Operating Humidity
-10 to 70 C (-14 to 158 F)

Storage Humidity
10% to 90% non-condensing

Storage Temperature
5% to 90% non-condensing

EMI/EMC
FCC Class A, ICES-003 Class A, CE, C-Tick, VCCI Class A

Safety
cUL, CB

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