D-LinkDGS-3620-28SC/SI xStack 24-port SFP Layer 3 Managed Gigabit Switch, 4 Combo 1000BaseT/SFP, 4 10GE SFP+

DGS-3620-28SC/SI and EI: 28-Port SFP L3 Stackable Managed Switch including 4 x Combo 1000BASE-T/SFP ports and 4 x SFP+ 10 Gbps ports (Standard and Enhanced Image)

Features

   Flexibility
       20/48 10/100/1000BASE-T ports or 20 SFP slots
       4 Combo 10/100/1000BASE-T/SFP ports1
       4 10-Gigabit SFP+ uplink ports
       802.3af and 802.3at PoE support2
   Security
       L2/L3/L4 multi-layer Access Control
       External RADIUS/TACACS+ authentication
       SSH/SSL support
       802.1X guest VLAN
       D-Link Safeguard Engine
       Unicast Reverse Path Forwarding (uRPF)3
   Reliability
       Redundant Power Supply (RPS) support
       802.1D/802.1w/802.1s Spanning Tree
       Loopback Detection (LBD)
       Ethernet Ring Protection Switching (ERPS)
   High Bandwidth
       Physical/Virtual Stacking
       Physical stack of up to 12 units, 576 Gigabit ports
       Virtual stack of up to 32 units using single IP management
   OAM
       802.3ah Ethernet link OAM
       802.1ag, ITU-T Y.1731 service OAM



Interface

Number of SFP ports

   DGS-3620-28SC - 20 ports

Number of Combo 1000Base-T/SFP ports

   DGS-3620-28SC - 4 ports

Number of SFP+ ports
   DGS-3620-28SC - 4 ports


Optional redundant power supply
   DGS-3620-28SC - DPS-500


RS-232 console port

   Yes

Management port

   10/100BASE-TX

Alarm port

   Yes

SD card slot

   Yes

Performance

Switch Capacity

DGS-3620-28SC - 128 Gbps

64-Byte Packet Forwarding Rate
   DGS-3620-28SC - 95.24 Mpps


Packet Buffer

   2 MB

MAC address table

   32K entries

IPv4 routing table

   12K entries

IPv6 routing table

   6K entries

IPv4 forwarding table

   8K entries

IPv6 forwarding table

   4K entries

Jumbo frame size

   130000 bytes

Physical & Environmental

MTBF
   DGS-3620-28SC - 298263 hours

Acoustics (max)
   DGS-3620-28SC - 49.9 dB


Heat Dissipation (max)
   DGS-3620-28SC - 144.2 BTU/hr


Power Input

   100 to 240 VAC, 50 to 60Hz Internal Universal Power Supply

Power Consumption (max)
   DGS-3620-28SC - 43.4 W


Dimensions (W x D x H)
   DGS-3620-28SC - 441 x 310 x 44 mm (17.36 x 12.20 x 1.73 inches)


Weight
   DGS-3620-28SC - 4.10 kg (9.04 lbs)

Ventilation

   Smart fan

Temperature

   Operating: 0° to 50°C
   Storage: -40° to 70°C

Operating Humidity

   Operating: 10% ~ 90% Non-condensing
   Storage: 5% ~ 90% Non-condensing

EMI/EMC

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

Safety

   CB, cUL, LVD

Certification

   IPv6 Ready Logo Phase 2





Software Feature

Stackability

   Virtual stacking support
       D-Link Single IP Management
       Up to 32 devices per virtual stack
       Up to 20G stacking bandwidth
   Physical stacking
       Supports duplex chain/ring topology
       Up to 40G stacking bandwidth
       Up to 12 units per stack

L2 Features

   MAC address table: 32K
   Flow control
       802.3x Flow control
       HOL blocking prevention
   Jumbo frames up to 13000 bytes
   IGMP snooping
       IGMP v1/v2/v3 snooping
       Supports 1K groups
       Port/host-based
       IGMP snooping fast leave
   MLD snooping
       MLD v1 snooping
       Supports 1K 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 ports 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-Q
   MAC-based VLAN
   VLAN trunking
   Super VLAN

L3 Features

   256 IP interfaces
   Loopback interface
   UDP helper5
   VRRP
   Proxy ARP
   Gratuitous ARP

L3 Routing

   12K routing entries shared by IPv4/v6
       Max. 12K IPv4 routes
       Max. 6K IPv6 routes
   8K L3 forwarding entries shared by IPv4/v6
       Max. 8K IPv4 entries
       Max. 4K IPv6 entries
   256 static routing entries for IPv4, 128 entries for IPv6
       Supports ECMP/WCMP
   Policy-based routing
   RIP v1/v2
   OSPF
       OSPF v2
       OSPF passive interface
       Stub/NSSA area
       OSPF equal cost route

Multicasting

   2K multicast groups
   PIM-DM
   PIM-SM
   PIM sparse-dense mode
   IGMP v1/v2/v3

QoS (Quality of Service)

   802.1p Class of Service (CoS)
   8 queues per port
   Queue handling
       Strict
       Weighted Round Robin (WRR)
       Strict + WRR
   WRED4