D-Link DGS-3620-28SC/SI

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