Spec Sheet

b u s i n e s s
xStack L2 Managed Stackable Gigabit Switches DGS-3120
Certification • IPv6 Ready Logo Phase 2 • IPv6 Ready Logo Phase 2 • IPv6 Ready Logo Phase 2 • IPv6 Ready Logo Phase 2
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 PoE
5
Operation, Administration &
Management (OAM)
• Cable Diagnostics