D-Link DGS-3700-12 – 8-Port Gigabit Managed Layer 2 Metro Switch with 4 Combo SFP Ports
Overview:
• The D-Link DGS-3700-12 is an 8-port Gigabit Managed Layer 2 Metro Switch designed for Metro Ethernet, Telecom, ISP, carrier, and enterprise access networks.
• It provides 8 × 10/100/1000BASE-T Gigabit ports and 4 × combo 10/100/1000BASE-T/SFP ports for flexible copper and fiber connectivity.
• The switch is part of the DGS-3700 Metro Switch Series, designed for Ethernet-to-the-Home (ETTH) and Ethernet-to-the-Business (ETTB) service deployments.
• It supports advanced Metro Ethernet features including VLAN, Double VLAN Q-in-Q, QoS, ACL, OAM, IP-MAC-Port Binding, DHCP Snooping, 802.1X authentication, and Triple-Play service support.
• The DGS-3700-12 is built with service-provider-friendly hardware including modular AC/DC power supply, modular fan, dust filter, RS-232 console port, OOB management port, alarm port, grounding, and 1U rack-mount design.
• It delivers 24Gbps switching fabric, 17.86Mpps packet forwarding rate, 16K MAC address table, 1MB packet buffer, and 13,312-byte jumbo frame support.
Key Features:
• 8-Port Gigabit Managed Layer 2 Metro Switch
• 8 × 10/100/1000BASE-T Gigabit Ports
• 4 × Combo 10/100/1000BASE-T/SFP Ports
• 1 × RS-232 Console Port
• 1 × RJ-45 Out-of-Band Management Port
• 1 × RJ-45 Alarm Port
• 24Gbps Switching Fabric
• 17.86Mpps Packet Forwarding Rate
• 16K MAC Address Table
• 1MB Packet Buffer
• 13,312 Bytes Jumbo Frame
• Modular AC/DC Power Supply Support
• Modular Fan and Dust Filter
• Virtual Stacking Support
• STP, RSTP, MSTP, BPDU Filtering, and Root Restriction
• Loopback Detection and Link Aggregation
• IGMP Snooping and MLD Snooping Support
• VLAN, 802.1Q, GVRP, Double VLAN Q-in-Q, MAC-Based VLAN, and Guest VLAN
• Advanced QoS with 8 Queues
• ACL with up to 1,500 Access Rules
• IP-MAC-Port Binding with DHCP Snooping
• 802.1X, RADIUS, TACACS+, MAC-Based Access Control, and Web-Based Access Control
• OAM Support with Cable Diagnostic, CFM, 802.3ah, Y.1731, and DDM
• Web GUI, CLI, Telnet, SNMP, RMON, LLDP, sFlow, and DHCP Relay Management
• Operating Temperature up to 65°C
• 19-Inch Rack-Mount, 1U Design
Technical Specifications:
• Product Type: Gigabit Managed Layer 2 Metro Switch
• Brand: D-Link
• Model: DGS-3700-12
• Series: DGS-3700 Series
• Port Configuration: 8 × 10/100/1000BASE-T + 4 × Combo 10/100/1000BASE-T/SFP
• Gigabit RJ45 Ports: 8 Ports
• Combo RJ45/SFP Ports: 4 Ports
• Console Port: 1 × RS-232 Console Port
• OOB Management Port: 1 × RJ-45 Out-of-Band Management Port
• Alarm Port: 1 × RJ-45 Alarm Port
• Modular Components: Dust Filter, Fan, AC/DC Power Supply Unit
• Switch Fabric: 24Gbps
• Packet Forwarding Rate: 17.86Mpps
• Packet Buffer: 1MB
• MAC Address Table: 16K Entries
• Jumbo Frame: 13,312 Bytes
• Power Supply: Modular AC/DC Power Supply
• AC Power Input: 100 to 240V AC, 50/60Hz
• DC Power Input: 36 to 75V DC, 3A Max
• Maximum Power Consumption AC: 46.2W
• Maximum Power Consumption DC: 38.9W
• Dimensions: 441 × 210 × 44mm
• Rack Mount Size: 19-Inch Rack-Mount Width, 1U Height
• Weight: 3.4kg
• Operating Temperature: 0°C to 65°C
• Storage Temperature: -40°C to 70°C
• Operating Humidity: 10% to 90% RH
• Storage Humidity: 5% to 90% RH
• MTBF: 295,863 Hours
• EMI Standards: FCC Class A, CE, C-Tick, VCCI
• Safety Standards: cUL, CB
• Layer 2 Features: Virtual Stacking, 16K MAC Address Table, 802.3x Flow Control, HOL Blocking Prevention, Jumbo Frame up to 13,312 Bytes, STP, RSTP, MSTP, BPDU Filtering, Root Restriction, Loopback Detection, Link Aggregation, Port Mirroring, RSPAN, E-RPS, and L2 Protocol Tunneling
• Link Aggregation: Up to 6 Groups per Device, 8 Gigabit Ports per Group
• Port Mirroring: One-to-One, Many-to-One, Flow-Based Mirroring, RSPAN Mirroring
• L2 Multicasting: IGMP Snooping v1/v2/v3, 1K IGMP Groups, IGMP Fast Leave, Host-Based IGMP Fast Leave, IGMP/MLD Proxy Reporting, IGMP/MLD Filtering, MLD Snooping v1/v2
• VLAN Features: Up to 4K Static VLAN Groups, 2K 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, Voice VLAN, MAC-Based VLAN, and Guest VLAN
• QoS Features: 802.1p QoS, 8 Queues, CoS Based on Switch Port, VLAN ID, 802.1p Priority, MAC Address, IPv4/IPv6 Address, DSCP, Protocol Type, IPv6 Traffic Class, IPv6 Flow Label, TCP/UDP Port, User-Defined Packet Content, Three Color Marker, trTCM, srTCM, SRED, Remarking, Bandwidth Control, and Flow Statistics
• Bandwidth Control: Port-Based and Flow-Based Ingress/Egress Bandwidth Control with 64Kbps Minimum Granularity
• ACL Features: Up to 1,500 Access Rules, ACL Based on 802.1p Priority, VLAN ID, MAC Address, EtherType, IPv4/IPv6 Address, DSCP, Protocol Type, TCP/UDP Port Number, IPv6 Traffic Class, IPv6 Flow Label, User-Defined Packet Content, Time-Based ACL, CPU Interface Filtering, and ACL Statistics
• Security Features: SSH v1/v2, SSL v1/v2/v3, Port Security up to 128 MAC Addresses per Port/VLAN, Broadcast/Multicast/Unicast Storm Control, Traffic Segmentation, IP-MAC-Port Binding, ARP/ACL/Auto DHCP Snooping Mode, D-Link Safeguard Engine, ARP Spoofing Prevention, DHCP Server Screening, DHCP Client Filtering, BPDU Attack Protection, and NetBIOS/NetBEUI Filtering
• AAA Features: 802.1X Port-Based Access Control, Host-Based Access Control, Dynamic VLAN Assignment, Web-Based Access Control, MAC-Based Access Control, Microsoft NAP IPv4/IPv6, RADIUS, TACACS+, 3-Level User Account, and RADIUS Accounting
• OAM Features: Loopback Diagnostic, Cable Diagnostic, 802.1ag Connectivity Fault Management, 64 MIPs, 32 MEPs, 802.3ah, ITU-T Y.1731, and Optical Transceiver Digital Diagnostic Monitoring
• Management Features: Web GUI IPv4/IPv6, CLI, Telnet Server/Client, TFTP Client, XModem, ZModem, SNMP v1/v2c/v3, SNMP Traps, System Log, RMON v1/v2, sFlow, LLDP, LLDP-MED, IPv6 Neighbor Discovery, BootP/DHCP Client, DHCP Auto-Configuration, DHCP Relay Option 60/61/82, DHCP Server, DNS Relay, DNS Client, Dual Image, Dual Configuration, CPU Monitoring, Cable Diagnostic, and SNTP
• Green Features: RoHS 6 Compliance, Power Saving Mode, and Link Down Status Power Saving
Applications:
• Metro Ethernet access networks
• Telecom and carrier access deployments
• ISP and service provider networks
• Ethernet-to-the-Home ETTH services
• Ethernet-to-the-Business ETTB services
• Enterprise access layer networks
• Triple-Play service networks: data, voice, and video
• Fiber uplink connectivity between network cabinets
• CCTV aggregation and IP surveillance backbone
• Outdoor or compact telecom cabinet installations
• Managed Gigabit access networks requiring VLAN, QoS, ACL, OAM, and secure authentication
Connect Gates Recommendation:
• Connect Gates recommends the D-Link DGS-3700-12 for service provider, ISP, telecom, enterprise, and Metro Ethernet projects that require a compact and reliable managed Gigabit access switch.
• It is a strong choice for projects that need copper Gigabit ports with flexible SFP uplink options, advanced VLAN/QoS/security features, and carrier-grade OAM management.
• The modular AC/DC power design, alarm port, OOB management port, dust filter, modular fan, and high operating temperature up to 65°C make it suitable for professional telecom cabinets and demanding network environments.
• For best performance, Connect Gates recommends selecting the suitable SFP transceivers according to fiber distance, backbone design, and uplink requirements.