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Product features:
L3 Gigabit Stack Multi-Layer Routing Switch
Project
General features:

Interface
- 12 10/100/1000BASE-T Ports
- Combo 10/100/1000 -T SFP Ports BASE
- 12 Open Slots for 10-Gigabit Uplink Modules
- RJ-45 Console Port

Physical Stacking
Installable Module for Stacking

DEM-412CX or DEM-412X

Max Number of Stacking Ports Installable
2 CX4 or XFP Por ts

Stacking Speed (Per Port)

40G (Full-Duplex)

No. of Units Per Stack
8

Optional 10-Gigabit Uplink
- Single-por t XFP Slot Module (DEM-412X)
- Single-por t CX4 Por t Module (DEM-412CX)

Performance
Maximum Forwarding Rate

88Gbps

Switching Capacity
65.48Mpps

Packet Buffer
2MB

MAC Address Table
16K Entries

IP v4/v6 Routing Table
12K Entries

IP v4 Host Table
6K Entries

IP v6 Host Table
8K Entries

Jumbo Frame Size
4K Entries

IP v6 Routing Table
9,216 Bytes

Software Features
Stackability

+ Up to 8 devices per stack
+ Suppor ts Linear and Ring topology
+ Up to 40G stacking bandwidth
+ Allows trunking or mirroring to span multiple units of the stack

L2 Features
+ 16K MAC Address Table
+ IGMP snooping
1K Groups
IGMP Proxy
+ Spanning Tree
802.1D STP
802.1w RSTP
802.1s MSTP
+ Rapid Ether Ring Protection (RERP)*
Suppor ts up to 16 domains*
Recovering L2 traffic in 500ms*
+ Rapid Link Detection Protocol (RLDP)
+ 802.3ad Link Aggregation
12 Trunk Groups, 8 Por ts per Group
+ Por t Mirroring:
One-to-One
Multi-to-One
Tx/Rx/Both por t mirroring
+ Head of Line Blocking Prevention

VLAN
+ 802.1Q Tagged VLAN
+ 802.1v
+ VLAN Group: 4K
+ Por t-Based VLAN
+ Super VLAN
+ Private VLAN
+ Double VLAN (Q-in-Q)
Por t-Based Q-in-Q
Selective Q-in-Q*

L3 Features
+ Max 2K IP interface
+ Secondary IP
+ VRRP
+ IPv6 Tunneling
Manual Tunnel
ISATAP
6- to- 4

L3 Routing
+ Routing Entries: 12K
+ L3 Forwarding Entries: 8K
+ Static Routes: Max. 1K
+ Policy Based Route
+ Multi Path Router
ECMP /WCMP
+ RIP
RIP v1/v2
RIPng (IPv6)
+ OSPF
OSPF v2
OSPF v3 (IPv6)
Stub/NSSA Area
+ BGP v4
+ BGP+ v4 (IPv6)*

L3 Multicasting
+ PIM-DM
+ PIM-DM v6 *
+ PIM-SM
+ PIM-SM v6*
+ PIM-SSM
+ PIM-SSM v6*
+ IGMP v1/v2/v3
+ PIM Snooping

QoS (Quality of Service)
+ 802.1p Class of Service (CoS)
+ 8 queues
+ Queue Handling:
Strict
Weighted Round Robin (WRR)
ST+WRR
+ CoS based on:
MAC address
VLAN ID
802.1p
IP address or IP prefix
DSCP/IP precedence
IP protocol type
TCP/UDP por t number
+ Time based QoS

ACL (Access Control List)
+ 1790 ACL Rules
+ ACL Based on
MAC Address
VLAN ID
802.1p Priority Queues
IP Address or IP Prefix
DSCP/IP Precedence
IP Protocol Type
TCP/UDP Por t Number
+ Time-based ACL

Security
+ CPU Protection Policy (CPP)
+ SSH
+ Por t Security
+ Defeat IP Scan
+ IP-MAC-Por t Binding

AAA
+ 802.1X
Por t-Based Access Control
MAC-Based Access Control
Dynamic VLAN Assignment
+ Accounting
Period Accounting
Multiple Accounting
+ RADIUS

Management
+ Command Line Interface (CLI)
+ Telnet Server
+ TFTP
+ DHCP Server
+ DHCP Relay
+ XModem
+ SNMP v1/v2c/v3
+ SNMP Trap
+ System Log
+ RMON v1
Suppor t 1,2,3,9 Groups
+ DNS Client
+ Debug
+ NTP/SNTP
+ File System
Flash storage media
Multiple Firmware
Multiple Configuration
+ System Status LED

MIB/IETF Standard

+ RFC1213 MIB-II
+ RFC1493 Bridge MIB
+ RFC1901, 1907 SNMPv2 MIB
+ RFC1157, 2571~2576 SNMP MIB
+ RFC1271, 2819 RMON MIB
+ RFC3569 PIM-SSM MIB
+ D-Link Private MIB
+ RFC2362 PIM-SM
+ RFC2338, 2787 VRRP
+ RFC1075 DVMRP
+ RFC2474~2475 DiffServ
+ RFC2674 802.1p
+ RFC2138~2139, 2865~2866 RADIUS
+ RFC1370, 1587, 1765, 1850,2328, 2370 OSPF
+ RFC1771, 1997, 2439, 2796, 2842, 2918 BGP
+ RFC1542, 2131, 3046 DHCP
+ RFC3069 Super VLAN
+ RFC3411~3417 SNMP
+ RFC768 UDP
+ RFC791 IP
+ RFC793 TCP
+ RFC854 Telnet
+ RFC1305 NTP
+ RFC1350 TFTP
+ RFC1769 SNTP
+ RFC2096 IP FDB MIB
+ RFC1724 RIP v2 MIB
+ RFC2933 IGMP v3 MIB

* Function available in future firmware upgrade



Power Supply
100 to 120VAC, 200 to 240VAC, 50/60Hz, Internal Power Supply

Power Consumption (Max.)
70 Watts

Heat Dissipation

238.85 BTU/Hr

Acoustic
<52.1dB

Dimensions

440mm x 435mm x 44mm

Size

19-Inch Rack-Mount Width, 1U Height

Weight (Without Optional Module)

8.5 kg

Operating Temperature
0 to 40 C

Storage Temperature

- 0 to 70 C

Operating Humidity

10% to 90% RH

Storage Humidity
5% to 90% RH

MTBF

188,129 Hours

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