DGS-3420 Series
xStack L2+ Managed Stackable Gigabit Switches
Physical (continue)
Operating Humidity
• 10% to 90% RH
Storage Humidity
• 5% to 90% RH
Emission (EMI)
• FCC Class A, CE Class A, VCCI Class A, IC, C-Tick
Safety
• CB, cUL, LVD
Certification
• IPv6 Ready Logo Phase 2
Software Features
Stackability
• Virtual Stacking Support
• D-Link Single IP Management
• Up to 32 devices per virtual stack
• Physical Stacking
• Supports Duplex Chain/Ring topology
• Up to 40G stacking bandwidth
• Up to 12 units per stack
L2 Features
• MAC Address Table: 16K
• Flow Control
• 802.3x Flow Control
• HOL Blocking Prevention
• Jumbo Frames up to 13000 bytes
• IGMP snooping
• IGMP v1/v2/v3 Snooping
• Supports 960 groups
• Port/Host-based
• IGMP Snooping
• Fast Leave
• MLD Snooping
• MLD v1/v2 Snooping
• Supports 480 groups
• Host-based MLD Snooping Fast Leave
• Spanning Tree
• 802.1D-2004 STP
• 802.1w RSTP
• 802.1Q-2005 MSTP
• BPDU filtering
• Root Restriction
• Loopback Detection
• 802.3ad Link Aggregation
• Max. 32 groups per device
• 8 Gigabit ports or 2 10-Gigabit port per group
• Port Mirroring
• Supports 4 Mirroring Groups
• Supports One-to-One, Many-to-One,
• Flow-based, and RSPAN mirroring
• L2 Protocol Tunneling
• ERPS (Ethernet Ring Protection Switching)
VLAN
VLAN Group
• Max. 4K Static VLAN Groups
• Max. 255 Dynamic VLAN Groups
• 802.1Q Tagged VLAN
• 802.1v Protocol VLAN
• GVRP
• Double VLAN (Q-in-Q)
• Port-based Q-in-Q
• Selective Q-in-Q4
• MAC-based VLAN
• VLAN Trunking
• 802.1Qbb
4
L3 Features
• 256 IP interfaces
• Loopback interface
• IPv6 Tunneling
• Proxy ARP
• Gratuitous ARP
L3 Routing
• 1K routing entries shared by IPv4/v6
• Max. 1K IPv4 routes
• Max. 512 IPv6 routes
• 2K L3 forwarding entries shared by IPv4/v6
• Max. 2K IPv4 entries
• Max. 1K IPv6 entries
• 256 static routing entries for IPv4, 128 entries for IPv6
• RIP v1/v2
• RIPng
QoS (Quality of Service)
• 802.1p Class of Service (CoS)
• 8 queues per port
• Queue Handling
• Strict
• Weighted Round Robin (WRR)
• WRR
• CoS based on
• Switch Port
• VLAN ID
• 802.1p Priority Queues
• MAC Address
• IPv4/v6 Address
• DSCP
• Protocol Type
• IPv6 Traffic Class
• IPv6 Flow Label
•TCP/UDP Port
• User-defined Packet Content
• Supports following actions for flows:
• Remark 802.1p Priority Tag
• Remark TOS/DSCP Tag
• Bandwidth Control
• Flow Statistics
• Committed Information Rate (CIR),min. granularity 1 Kbps.
• Bandwidth Control
• Port-based (Ingress/Egress, min. granularity 64 Kbps)
• Flow-based (Ingress, min. granularity 64 Kbps)
• Time-based QoS
