Power
– Internal Power Supply: AC to DC
– Power Input: 100 to 240VAC, 1A, 50 to 60Hz
– Power Consumption: 47 watts (max.)
– Optional Redundant Power Supply

Performance
Switching Capacity
17.6Gbps

64-Byte System Packet Forwarding Rate
11.7mpps

IP Routing Table
2K

Packet Buffer Size
16K

Max. Jumbo Frame Size
32MB

MAC Address Table
9KBytes

Diagnostic LED
– 10Mbps or 100Mbps Speed (Per Ethernet Port)
– 10/100Mbps or 1000Mbps Speed (Per Gigabit Port)
– Link/Activity (Per Port)
– Power, Console, RPS (P er Device)

Software Features
Stackability
– Virtual Stacking
– Support D-Link Single IP Management
– Up to 32 Devices per Virtual Stack

L2 Features
– MAC Address Table: 16K
– Flow Control
– 802.3x Flow Control
– HOL Blocking Prevention
– Jumbo Frame up to 9K Bytes
– IGMP Snooping
– IGMP v1/v2/v3 Snooping
– Support 256 Groups
– Host-based IGMP Snooping Fast Leave
– Spanning Tree
– 802.1D STP
– 802.1w RSTP
– 802.1s MSTP
– Per port / per device BPDU Filtering
– 802.3ad Link Aggregation
– Max. 32 Groups per device / 8 Ports Per Group
– Port Mirroring
– One-to-One
– Many-to-One
– Flow-based Mirroring
– MLD Snooping
– MLD v1/v2 Snooping
– Loopback Detection

VLAN
– VLAN Group
– Max. 4K Static VLAN Group
– Max. 4K Dynamic VLAN Groups
– 802.1Q Tagged VLAN
– GVRP
– Double VLAN (Q-in-Q)
– 802.1v Protocol VLAN

L3 Features Management
– 128 Static Routing Entries
– RIP v1/v2
– OSPF
– Support OSPF v2
– OSPF Passive Interface
– OSPF Equal Cost Route
– 2K Hardware Routing Entries
– 4K Hardware L3 Forwarding Entries
– VRRP
– 64 IP Interfaces
– ARP Proxy

Multicast
– IGMP v1, v2, v3
– DVMRP v3
– PIM-DM
– PIM-SM
– PIM Sparse-Dense Mode

QoS
– Bandwidth Control:
– Port Based (Ingress/Egress, Min. Granularity 64Kbps)
– Flow Based(Ingress/Egress, Min. Granularity 64Kbps)
– 802.1p Class of Service
– 8 Queues
– Queue Handling
– Strict
– Weighted Round Robin (WRR)
– Strict + WRR
– CoS Based on
– Switch Port
– MAC Address
– TOS
– DSCP
– IP Address
– TCP/UDP Port

ACL (Access Control List)
– Up to 800 Access Rules
– ACL Based on Port
– MAC Address
– 802.1p Priority
– VLAN ID
– DSCP
– IPv4/v6 Address
– Protocol Type
– TCP/UDP Port Number
– User Defined Packet Content
– IPv6 Traffic Class
– IPv6 Flow Label
– CPU Interface Filtering

Security
– SSH v1.5/v2
– SSL v2/v3
– Port Security up to 16 MAC Addresses per port
– Broadcast/Multicast/Unicast Storm Control
– Traffic Segmentation
– IP-MAC-Port Binding
– Support 500 Address Binding Entries per Device
– Support ARP/ACL/Auto (DHCP Snooping) Mode
– D-Link Safeguard Engine
– D-Link ZoneDefense

AAA
– 802.1X
Port-Based Access Control
Host-Based Access Control
Dynamic VLAN Assignment
– Web- Base d Acce ss Con trol ( WAC)
Por t-Ba sed Ac cess C ontr ol
Dynamic VLAN Assignment
– MAC-Based Access Control (MAC)
Port-Based Access Control
Dynamic VLAN Assignment
– Microsoft NAP
– Guest VLAN
– RADIUS Accounting
– RADIUS and T ACACS+ Authentication for Switch Access
– 3-Level User Account

Management
– Web-Based GUI
– Command Line Interface (CLI)
– Telnet Server/Client
– TFTP Client
– SNMP v1, v2c, v3
– SNMP Trap
– RMON v1
Support 1,2,3,9 Groups
– RMON v2
– Support ProbeConfig Group
– BootP/DHCP Client
– DHCP Auto-configuration
– DHCP Relay Option 82
– DHCP Server
– System Log
– Dual Image
– Dual Configuration
– CPU Monitoring
– SNTP

MIB
– RFC 1213 MIB-II
– RFC 1493 Bridge MIB
– RFC 1907 SNMP v2 MIB
– RFC 1757 and 2819 RMON MIB
– RFC 1643, 2358 and 2665 Ether-like MIB
– RFC 2674 802.1p MIB
– RFC 4363 Bridge MIB
– RFC 2233 and 2863 IF MIB
– RFC 2618 RADIUS Authentication Client MIB
– RFC 2620 RADIUS Accounting Client MIB
– RFC 1724 RIP v2 MIB
– RFC 1850 OSPF v2 MIB
– RFC 2096 IP F orwarding Table MIB (CIDR)
– RFC 2787 VRRP MIB
– RFC 2932 IPv4 Multicast Routing MIB
– RFC 2934 PIM MIB for IPv4
– Private MIB

Certificates

Order info

DES-3852   48-Port 10/100Mbps + 2 Combo 1000BASE-T/SFP + 2 1000BASE-T L3 Managed Switch

Optional SFP Transceivers
DEM-310GT SFP transceiver for 1000BASE-LX, single-mode fiber, max. distance 10km, 3.3V
DEM-311GT SFP transceiver for 1000BASE-SX, multi-mode fiber, max. distance 550m, 3.3V
DEM-312GT2 SFP transceiver for 1000BASE-SX, multi-mode fiber, max. distance 2km, 3.3V
DEM-314GT SFP transceiver for 1000BASE-LHX, single-mode fiber, max. distance 50km, 3.3V
DEM-315GT SFP transceiver for 1000BASE-LX, single-mode fiber, max. distance 80km, 3.3V
DEM-330T SFP transceiver for 1000BASE-LX, single-mode fiber, max. distance 10 km, 3.3V , WDM (Tx: 1550 nm, Rx: 1310 nm)
DEM-330R SFP transceiver for 1000BASE-LX, single-mode fiber, max. distance 10 km, 3.3V , WDM (Tx: 1310 nm, Rx:1550 nm)
DEM-331T SFP transceiver for 1000BASE-LX, single-mode fiber, max. distance 40 km, 3.3V , WDM (Tx: 1550 nm, Rx: 1310 nm)
DEM-331R SFP transceiver for 1000BASE-LX, single-mode fiber, max. distance 40 km, 3.3V , WDM (Tx: 1310 nm, Rx:1550 nm)

Optional Redundant Power Supply
DPS-200 60-watt redundant power supply
DPS-600 500-watt redundant power supply
DPS-800 2-slot redundant power supply chassis
DPS-900 8-slot redundant power supply chassis

Management Software
DS-510 D-View 5.1 SNMP Network Management Program