D-Link DGS-3620-28SC – 28-Port SFP Gigabit Layer 3 Managed Stackable Switch with 4 × 10G SFP+ Ports
Overview:
• The D-Link DGS-3620-28SC is a high-performance xStack Layer 3 Managed Stackable Switch designed for enterprise, service provider, FTTB, fiber aggregation, campus backbone, and professional network deployments.
• It provides 20 × Gigabit SFP ports, 4 × combo 10/100/1000BASE-T/SFP ports, and 4 × 10G SFP+ ports for high-density fiber access and high-speed backbone connectivity.
• The switch supports IPv4 and IPv6 routing, advanced Layer 3 features, OSPF, RIP, multicast routing, VLAN, QoS, ACL, security, OAM, and comprehensive management features.
• The DGS-3620 Series supports physical stacking up to 12 units and virtual stacking up to 32 units using D-Link Single IP Management, with up to 40Gbps stacking bandwidth.
• The DGS-3620-28SC delivers 128Gbps switching capacity, 95.24Mpps forwarding rate, 32K MAC address table, 2MB packet buffer, 12K IPv4/IPv6 routing table entries, and 13K-byte jumbo frame support.
• It is suitable for fiber backbone networks, FTTB aggregation, service provider access, enterprise aggregation, CCTV fiber backbone, and networks requiring strong Layer 3 routing and 10G uplink performance.
Key Features:
• 28-Port SFP Gigabit Layer 3 Managed Stackable Switch
• 20 × Gigabit SFP Ports
• 4 × Combo 10/100/1000BASE-T/SFP Ports
• 4 × 10G SFP+ Ports
• 128Gbps Switching Capacity
• 95.24Mpps Packet Forwarding Rate
• 32K MAC Address Table
• 2MB Packet Buffer
• 13K Bytes Jumbo Frame
• 12K IPv4/IPv6 Routing Table Entries
• 8K IPv4 Host Table Entries
• 4K IPv6 Host Table Entries
• Physical Stacking up to 12 Units
• Up to 40Gbps Stacking Bandwidth
• Virtual Stacking up to 32 Units
• D-Link Single IP Management
• Optional Redundant Power Supply Support via DPS-500
• IPv4 and IPv6 Routing Support
• RIP, OSPF, VRRP, Policy-Based Routing, and Multicast Routing
• PIM-DM, PIM-SM, PIM-SDM, PIM-SMv6, PIM-SSM, and DVMRP Support
• VLAN, Q-in-Q, Super VLAN, Asymmetric VLAN, Voice VLAN, ISM VLAN, Private VLAN, and Subnet-Based VLAN
• Advanced QoS with 8 Queues
• L2/L3/L4 ACL Support
• SSH, SSL, Web-Based Access Control, MAC-Based Access Control, 802.1X, RADIUS, TACACS+, and Microsoft NAP
• IP-MAC-Port Binding, DHCP Snooping, ARP Spoofing Prevention, BPDU Attack Protection, and D-Link Safeguard Engine
• OAM Support with 802.3ah Ethernet Link OAM, DULD, IEEE1588 PTP, Cable Diagnostics, CFM, and Y.1731
• Web GUI, CLI, Telnet, SNMP, RMON, sFlow, DHCP Relay, LLDP, DDM, Dual Image, and Dual Configuration
• Lifetime Warranty
Technical Specifications:
• Product Type: Layer 3 Managed Stackable Gigabit SFP Switch with 10G SFP+ Ports
• Brand: D-Link
• Model: DGS-3620-28SC
• Series: DGS-3620 Series
• Port Configuration: 20 × Gigabit SFP + 4 × Combo 10/100/1000BASE-T/SFP + 4 × 10G SFP+
• Gigabit SFP Ports: 20 Ports
• Combo RJ45/SFP Ports: 4 Ports
• 10G SFP+ Ports: 4 Ports
• Console Port: RJ45 RS-232
• Switching Capacity: 128Gbps
• Packet Forwarding Rate: 95.24Mpps
• Packet Buffer: 2MB
• MAC Address Table: 32K Entries
• IPv4/IPv6 Routing Table: 12K Entries
• IPv6 Routing Table: 6K Entries
• IPv4 Host Table: 8K Entries
• IPv6 Host Table: 4K Entries
• Jumbo Frame Size: 13K Bytes
• Physical Stacking: Up to 12 Units
• Stacking Ports: Up to 2 × SFP+ Ports
• Stacking Speed: 20Gbps Full-Duplex per Port
• Stacking Bandwidth: Up to 40Gbps
• Virtual Stacking: D-Link Single IP Management, up to 32 Units
• Power Supply: Internal Power Supply
• Power Input: 100 to 120V AC / 200 to 240V AC, 50/60Hz
• Optional Redundant Power Supply: DPS-500
• Layer 2 Features: 32K MAC Address Table, 802.3x Flow Control, HOL Blocking Prevention, Jumbo Frames up to 13,000 Bytes, IGMP Snooping v1/v2/v3, MLD Snooping, STP, RSTP, MSTP, BPDU Filtering, Root Restriction, Loopback Detection, Link Aggregation, Port Mirroring, RSPAN, L2 Protocol Tunneling, and ERPS
• Link Aggregation: Up to 32 Groups per Device, 8 Gigabit Ports or 2 × 10G Ports per Group
• VLAN Features: 802.1Q, 4K VLAN Groups, 255 Dynamic VLAN Groups, GVRP, MAC-Based VLAN, VLAN Trunking, Double VLAN Q-in-Q, Port-Based Q-in-Q, Selective Q-in-Q, Super VLAN, Asymmetric VLAN, 802.1v, Voice VLAN, ISM VLAN, Private VLAN, Subnet-Based VLAN, and D-Link Intelligent Port Management
• QoS Features: 8 Queues, WRR, Strict Mode, 802.1p Priority, VLAN ID, MAC Address, IPv4/IPv6 Address, DSCP, Protocol Type, IPv6 Traffic Class, IPv6 Flow Label, TCP/UDP Port, User-Defined Packet Content, CIR, Port-Based Bandwidth Control, Flow-Based Bandwidth Control, Time-Based QoS, and Flow Statistics
• Layer 3 Features: Up to 12K Route Entries, 256 IPv4 Static Routes, 128 IPv6 Static Routes, 12K IPv4 Dynamic Routes, 6K IPv6 Dynamic Routes, Floating Static Route, Policy-Based Routing, Multiple IP Interfaces per VLAN, Equal Cost and Weighted Cost Multi-Path Routing, VRRP, IPv6 Ready Phase 1/2, and up to 256 IP Interfaces
• Layer 3 Forwarding: Up to 8K IPv4 Forwarding Entries, 4K IPv6 Forwarding Entries, OSPF, OSPF v2, OSPF Passive Interface, OSPF NSSA, OSPF Equal Cost Route, RIP v1/v2, RIPng, and OSPF v3 with Enhanced Image
• Multicast Routing: IGMP v1/v2/v3, Static Multicast Groups, Dynamic Multicast Groups, Multicast Duplication, PIM-DM, PIM-SM, PIM-SDM, PIM-SMv6, PIM SSM, and DVMRP v3 with Enhanced Image
• ACL Features: Ingress ACL up to 6 Profiles and 256 Rules per Profile, Egress ACL up to 4 Profiles and 128 Rules per Profile, ACL Based on 802.1p Priority, VLAN ID, MAC Address, Ether Type, IPv4/IPv6 Address, DSCP, Protocol Type, TCP/UDP Port, IPv6 Traffic Class, IPv6 Flow Label, User-Defined Packet Content, ACL Statistics, and Time-Based ACL
• Security Features: RADIUS Authentication, SSH v2, SSL v1/v2/v3, Web-Based Access Control, MAC-Based Access Control, JWAC, 802.1X Port-Based/MAC-Based Access Control, Traffic Segmentation, D-Link Safeguard Engine, Microsoft NAP, TACACS+, Port Security, Guest VLAN, Broadcast Storm Control, IP-MAC-Port Binding, DHCP Server Screening, CPU Interface Filtering, ARP Spoofing Prevention, and BPDU Attack Protection
• AAA Features: 802.1X, Port-Based Access Control, Host-Based Access Control, Dynamic VLAN Assignment, Web-Based Access Control, MAC-Based Access Control, JWAC, Microsoft NAP, Guest VLAN, RADIUS, TACACS+, and 4-Level User Account
• OAM Features: 802.3ah Ethernet Link OAM, D-Link Unidirectional Link Detection, IEEE1588 Precision Time Protocol, Cable Diagnostics, 802.1ag Connectivity Fault Management, and ITU-T Y.1731
• Management Features: Single IP Management v1.6, CLI, Telnet Server/Client, SNMP v1/v2c/v3, SNMP Trap, BootP/DHCP Client, System Log, Web GUI, Web GUI Traffic Monitoring, TFTP Client, RMON v1/v2, sFlow, DHCP Auto-Configuration, DHCP Relay Option 60/61/82, DHCP Server, Dual Image, Dual Configuration, LLDP/LLDP-MED, DHCPv6 Client/Relay/Server, SNTP, ICMPv6, Trusted Host, MTU Setting, NLB, Cable Diagnostics, and Optical Transceiver DDM
• Enhanced Image Support: RIPng, OSPF v3, BGP v4, PIM-SM v6, DVMRP v3, Cable Diagnostics, CFM, and Y.1731
• Optional RPS: DPS-500
• Optional DAC Cables: DEM-CB100S, DEM-CB300S, DEM-CB700S
• Optional 10G SFP+ Transceivers: DEM-431XT-DD, DEM-432XT-DD, DEM-435XT-DD
• Optional 1G SFP Transceivers: DEM-310GT, DEM-311GT, DEM-211
• Warranty: Lifetime
Applications:
• Fiber-to-the-Building FTTB networks
• Service provider aggregation networks
• Enterprise fiber backbone networks
• Campus core and aggregation layers
• CCTV fiber backbone and IP surveillance aggregation
• Telecom cabinets and fiber distribution rooms
• Data center and server farm connectivity
• High-density fiber access networks
• Networks requiring Layer 3 routing, OSPF, RIP, multicast routing, VLAN, QoS, ACL, and 10G uplinks
• Managed networks requiring stacking, redundancy, and centralized administration
Connect Gates Recommendation:
• Connect Gates recommends the D-Link DGS-3620-28SC for projects that require high-density fiber access with advanced Layer 3 routing and 10G SFP+ uplink capability.
• It is an excellent choice for service providers, FTTB networks, enterprise aggregation, CCTV fiber backbone, telecom cabinets, and critical managed networks.
• The 20 SFP ports, 4 combo ports, 4 × 10G SFP+ ports, 128Gbps switching capacity, 32K MAC table, 12K routing table, physical stacking, virtual stacking, OSPF, RIP, multicast routing, and advanced security make it suitable for professional backbone deployments.
• For best performance, Connect Gates recommends selecting the suitable SFP/SFP+ transceivers or DAC cables according to fiber distance, uplink design, stacking topology, and network routing requirements.