D-Link Systems, Inc. 20-Port PoE Gigabit xStack Managed L2+ Stackable Switch, 4 Gigabit Combo BASE-T/SFP ports, 2 10G Module Slots DGS-3426P

Interface Ports 24 10/100/1000BASE-TX Auto-Negotiating, Auto-MDI/MDIXPorts with 802.3x Flow Control Combo Ports 4 Combo SFP Slots, Media Support Dependent On GBIC Transceiver Open Slot for 10-Gigabit Uplink Modules 2 Open Slots for 10Gigabit Uplink Modules Diagnostic LEDs Per Device: Power, Console, RPS Per Gigabit Port: Link/Activity, 10/100Mbps or 1000Mbps Speed Per Ethernet Port: Link/Activity, 10Mbps or 100Mbps Speed RS-232 Console Port 1 Option 10-Gigabit Uplink (Transceivers sold separately) Single XFP Slot Module (DEM-410X) Yes Single CX4 Port Module (DEM-410CX) Yes 10GBASE-SR (300 m Multi-Mode Fiber) Support Yes 10GBASE-LR (10 km Single-Mode Fiber) Support Yes Maximum Number of 10-Gigabit Uplinks Installable 2 Performance Switch Fabric 88Gbps Packet Forwarding Rate 65.47Mpps Packet Buffer 750KB MAC Address Table 8K Entries IP v4 Routing Table 128 Entries IP v6 Routing Table 128 Entries IP v4 Host Table 2K Entries IP v6 Host Table 1K Entries Jumbo Frame Size 9,216 Bytes Power Internal Power Supply 100 to 120VAC, 200 to 240VAC, 50/60Hz Maximum Power Consumption 433 Watts Optional Redundant Power Supply DPS-600 Physical/Environment al Ventilation 2 40×40 mm DC Fans Heat Dissipation 1477.48 BTU/Hr. MTBF 98,704 hours Acoustic < 52.4dB Temperature Operating: 32° to 104°F (0° to 40°C) Storage: -40° to 158°F (-40° to 70°C) Humidity Operating: 10% ~ 90% Non-condensing Storage: 5% ~ 90% Non-condensing Dimensions 17.3 x 15.3 x 1.7 inches (441 x 389 x 44 mm) 19-inch Standard Equipment Rack Mount Width, 1U Height Weight 12.8 lbs (5.82 kg) Emissions FCC Class A, CE, C-Tick, VCCI Safety Compliance CSA International, CB Software Functions L2 Features IGMP Snooping Supports IGMP Snooping v1, v2, v3 1K IGMP Snooping Groups IGMP Fast Leave Host-based IGMP Fast Leave * Spanning Tree 802.1D STP 802.1w RSTP 802.1s MSTP MLD Snooping Supporting 511 MLD Snooping Groups Loop Back Detection 32 802.3ad Link Aggregation Groups Back Pressure Flow Control Trunking Across Stack Head-of-line Blocking Prevention Port Mirroring One-to-One Multiple-to-One ACL modes * VLAN 802.1Q Double VLAN Maximum 4K Static VLAN Groups GVRP Guest VLAN 802.1 MAC-based VLAN L3 Features 128 IP v.4/v.6 Static Routing QoS (Quality of Service) Per Flow Bandwidth Control 802.1p Support 8 Queues per Port Queue Handling Strict Weighted Round Robin (WRR) CoS Based on: Switch Port MAC Address 802.1p Priority VLAN Protocol Type TOS DSCP IP v.4/v.6 Address IP v.6 Traffic Class IP v.6 Flow Label TCP/UDP Port User Defined Packet Content * ACL (Access Control List) Up to 768 Access Rules: Switch Port MAC Address 802.1p Priority VLAN Protocol Type TOS DSCP IP Address IP v.4/v.6 Address IP v.6 Traffic Class IP v.6 Flow Label TCP/UDP Port User Defined Packet Content * Time-based ACL CPU Interface Filtering ACL Statistic * Security RADIUS/TACACS/TACACS + SSH v.2 SSL v.3 Port Security 802.1x Port-based/MAC-based Access Control Web-based Access Control * MAC-based Access Control * Broadcast Storm Control Traffic Segmentation IP-MAC-Port Binding (500 entries per device) D-Link Safeguard Engine™ Support Microsoft NAP Management D-Link Single IP Management v.1.6 Web-based GUI CLI Web GUI Traffic Monitoring Web MAC Address Browsing Telnet server Telnet client * TFTP client SNMP v.1, v.2c, v.3 SNMP trap on MAC Notification RMON v.1 BootP/DHCP client DHCP auto-configuration DHCP relay option 82 System log Trap/alarm/log severity control vFlash file system Dual Images Dual Configuration CPU Monitoring LLDP * MIBs MIB-II (RFC 1213) Bridge MIB (RFC 1493) SNMP v.2 MIB (RFC 1907) RMON MIB (RFC 1757, 2819) RMON v.2 MIB (RFC 2021) Ethernet-like MIB (RFC 1643, 2358, 2665) 802.1p MIB (RFC 2674) IF MIB (RFC 2233, 2863) RADIUS Authentication Client MIB (RFC 2618) RADIUS Accounting Client MIB (RFC 2620) Ping/Traceroute MIB (RFC 2925) * D-Link enterprise MIB Warranty Information Warranty Lifetime Warranty** Ordering Information Part Number Description DGS-3426P xStack Layer 2+ 24-Port Gigabit PoE Switch with 4 Combo SFP Ports and 2 10Gigabit Slots DGS-3427 xStack Layer 2+ 24-Port Gigabit Switch with 4 Combo SFP Ports and 3 10Gigabit Slots DGS-3450 xStack Layer 2+ 48-Port Gigabit Switch with 4 Combo SFP Ports and 2 10Gigabit Slots DEM-310GT SFP Transceiver for 1000BASE-LX, Single Mode Fiber, Maximum Distance 10Km DEM-311GT SFP Transceiver for 1000BASE-SX, Muti Mode Fiber, Maximum Distance 550m DEM-410CX 1-Port CX-4 10Gigabit Module with 1 Meter CX-4 Cable DEM-410X 1-Port XFP 10Gigabit Module DEM-421XT XFP Transceiver for 10GBASE-SR, Multimode Fiber, Maximum Distance 300m DEM-422XT XFP Transceiver for 10GBASE-LR, Singlemode Fiber, up to 10Km DPS-500 Redundant Power Supply (for DGS-3427/DGS-3450) DPS-600 Redundant Power Supply (for DGS-3426P) DPS-800 2-Slot Redundant Power Supply Chassis (for DPS-500) DPS-900 8-Slot Redundant Power Supply Chassis (for DPS-500) DV-600S D-View 6.0 SNMP Network Management Software, Standard Version DV-600P D-View 6.0 SNMP Network Management Software, Professional Version * Available in future firmware upgrade. ** Lifetime warranty available only in the USA and Canada if purchased on or after March 30, 2009. All references to speed are for comparison purposes only. Product specifications, size and shape are subject to change without notice, and actual product appearance may differ from that depicted.