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תכונות המוצר:
מתג מנוהל 48 פורטים Layer2, כ-4 פורטים ג'יגהביט + 2 פורטים Combo SFP
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מאפיינים כללים:

Interface

10/100BASE-TX Ports

48

10/100/1000BASE-T Ports

4

Combo SFP

2

RS-232 Console Port

yes

Performance

Switch Capacity

17.6Gbps

64-Byte Packet Fowarding Rate

13.1Mbps

MAC Address Table Size

8K

Packet Buffer

512KB

Flash Memory

8MB

Mini-Jumbo Frame

2048 Bytes

Diagnostic LED Indicators

Power (Per Device)

yes

Console (Per Device)

yes

Link/Activity (Per Port)

yes

Speed Indicator (Per Port)

yes

Physical & Environmental

Power Consumption

26W

Power Input

10 to 240 VAC, 50 to 60HZ Internal Universal Power Supply

Dimensions (W x D x H)

17.36” x 12.17” x 1.73” (441mm x 309mm x 44mm)

Size

19-inch Standard Rack-Mount Width, 1U Height

Weight

8.48lbs (3.85kg)

Ventilation

Fanless

Heat Dissipation

86.96 BTU/hour

MTBF

292,133 hours

Temperature

Operating: 32° to 104°F (0° to 40°C)

Storage: -40° to 158°F (-40° to 0°C)

Operating Humidity

5% ~ 95% Non-condensing

EMI/EMC

FCC Class A, CE, C-Tick, VCCI Class A

Safety

cUL, LVD

Interface Options

RJ-45

10BASE-T, 100BASE-TX, & 1000BASE-T

LC

With Optional Standard Form-Factor Pluggable (SFP) Gigabit Transceivers

Software Specifications

L2 Features

IGMP Snooping v1, v2 (mac. 256 groups)

IGMP Snooping Fast Leave

802.1D Spanning Tree

802.1w Rapid Spanning Tree

802.1s Multiple Spanning Tree

BPDU Filtering per Port

STP Loopback Detection

802.3ad Link Aggregation (8 Ports per Group/ 6 Groups per Device)

Port Mirroring (One to One, Many to One)

Jumbo Frame (max. 2048 bytes)

VLAN

Standard: 802.1Q

Static VLAN Groups: 4K

Dynamic VLAN Groups: 200

GVRP

Quality of Service (QoS)

Quality of Service (QoS)

802.1p Priority Queues: 4 Queues

Packet Classification Based on:

Switch Port

VLAN ID

TCP/UDP Port Number

MAC Address

IPv4

802.1p Priority

TOS

DSCP

User Defined Packet Content

Protocol Type

Support WRR/ Strict Mode

Access Control List (Maximum 256 Profiles/Rules)

Multi-Layer ACL based on:

Switch Port

VLAN ID

MAC Address

IPv4

802.1p Priority

TOS

DSCP

Protocol Type

TCP/UDP Port Number

Time-Based ACL

User Defined Packet Content

Network Access/Security

RADIUS/TACACS+ Authentication for Management Access

RADIUS Accounting for Management Access

Port Security (max. 16 MAC entries per port)

802.1X Port-based Access Control

802.1X MAC-based Access Control

802.1X Guest VLAN

SSH v1, v2 / SSL v3

CPU Interface Filtering

Traffic Segmentation

Broadcast Storm Control

D-Link Safeguard Engine

Bandwidth Control

Rate Limit According to Network Speed :

Under 2Mbps: in step of 64KB

Under 100Mbps; in step of 1MB

Above 100Mbps: in step 8MB

Management

D-Link Single IP Management (SIM) v1.6

Web-based GUI

CLI (Command Line Interface)

Telnet client/server

TFTP client

SNMP v1, v2c, v3

RMON v1, v2

BOOTP/DHCP Client

SNTP

SYSLOG

Dual Image

Port Description

Web GUI Traffic/ CPU Monitoring

SNMP Trap on MAC Notification

DHCP Auto Configuration

DHCP Relay

DHCP Relay Option 82

SMTP Client (E-mail Notification)

MIB Support

MIBII (RFC 1213)

Bridge MIB (RFC 1493)

SNMP v2 MIB (RFC 1907)

RMON v2 MIB (RFC 1757, 2819)

Ether-like MIB (RFC 1643, 2358, 2665)

802.1p MIB (RFC 2674)

IF MIB (RFC 2233, 2863)

RADIUS Authentication Client MIB (RFC 2618)

RADIUS Accounting Client MIB (2620)

Ping & TRACEROUTE MIB (RFC 2925)

Private MIB

Warranty Information

Warranty

lifetime warranty

Ordering Information

Part Number

Description

DES-3052

Managed 48-Port 10/100 Switch, L2 Stackable, 4 Gigabit Ports, and 2 Combo SFP Slots

DES-3052P

Managed 48-Port 10/100 PoE Switch, L2 Stackable, 4 Gigabit Ports, and 2 Combo SFP Slots

DES-3028

Managed 24-Port 10/100 Switch, L2 Stackable, 4 Gigabit Ports, and 2 Combo SFP Slots

DES-3028P

Managed 24-Port 10/100 PoE Switch, L2 Stackable, 4 Gigabit Ports, and 2 Combo SFP Slots

DEM-310GT

1000BASE-LX, Single-mode, 10km

DEM-311GT

1000BASE-SX, Multi-mode, 500m

DEM-211

100BASE-FX, Multi-mode, 2km


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