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Description Read Before Ordering Description Specifications Mfr Part Number: DGS-3420-52T Interface: 48x 10/100/1000BASE-T Ports; 4x SFP+ Ports Optional Redundant Supply: DPS-500 Console Port: RJ-45 Management Port: RJ-45 Alarm Port: 1 SD Card Slot: 1 Performance: Switching Fabric: 176 Gbps Packet Forwarding Rate: 130.95 Mbps Packet Buffer: 2 MB MAC Address Table: 16K Entries IP v4/v6 Routing Table: 1K/512 Entries IP v4/v6 L3 Forwarding Table: 2K/1K Entries Jumbo Frame Size: 13000 bytes L2 Features : MAC Address Table -16K Flow Control -802.3x Flow Control; HOL Blocking Prevention Jumbo Frame up to 13K Bytes IGMP snooping – IGMP v1/v2/v3 Snooping; Supports 960 groups; Port/Host-based; IGMP Snooping; Fast Leave MLD Snooping – MLD v1/v2 Snooping; Supports 480 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 – Support 4 Mirroring Groups; Support 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; Max. 255 Dynamic VLAN Groups 802.1Q Tagged VLAN 802.1v ProtocolVLAN GVRP Double VLAN(Q-in-Q) -Port-based Q-in-Q; Selective Q-in-Q MAC-based VLAN VLAN Trunking 802.1Qbb QoS(Quality of Service): 802.1p Class of Service(CoS) 8 queues per port Queue Handling – Strict; Weighted Round Robin(WRR); Strict + WRR CoS based on – Switch Port; VLAN ID; 802.1p Priority Queues; MAC Address; IPv4/v6 Address; DSCP; Protocol Type; IPv6 Traffic Class; IPv6 Flow Label; TCP/UDP Port; User-defined Packet Content Supports following actions forflows -Remark802.1p Priority Tag; RemarkTOS/DSCP Tag;BandwidthControl; Flow Statistics; Committed Information Rate (CIR), min. granularity 1 Kbps; BandwidthControl: Port-based (Ingress/Egress, min. granularity 64 Kbps) Flow-based (Ingress, min. granularity 64 Kbps) Time-based QoS ALC(Access Control List): Ingress ACL -support up to 6 profiles and 256 rules per profile Egress ACL -support up to 4 profiles and 128 rules per profile ALC based on -802.1p Priority; VLAN ID; MAC Address; Ether Type; IPv4/v6 Address; DSCP; Protocol Type; TCP/UDP Port Number; IPv6 Traffic Class; IPv6 Flow Label; User-defined Packet Content ACL Statistics Time-based ACL CPU interface filtering Security: SSH v2 SSL v1/v2/v3 Port Security up to 64 MAC addresses per port Broadcast/Multicast/Unicast Storm Control Management: Web-based GUI; Command Line Interface (CLI); Telnet Server; Telnet Client; TFTP Client; ZModem; SNMP v1/v2c/v3; SNMP Trap; System Log; RMON v1(Supports 1,2,3,9 Groups); RMON v2(Supports ProbeConfig Group); sFlow; LLDP/LLDP-MED; BootP/DHCP Client; DHCP Auto-Configuration; DHCP Relay; DHCP Relay Option 60, 61; DHCP Relay Option 82; DHCP Server; Flash File System; Multiple Images; Multiple Configurations; CPU Monitoring; Debug Command; SNTP; ICMPv6; DHCPv6 Client; DHCPv6 Relay; DHCPv6 Server; Trusted Host; MTU Setting; Microsoft NLB Support; UDP helper MTBF (Hours): 255608 Hours Acoustics: Above 30 C- <51.1dB;Below 30 C- <40.6dB Heat Dissipation: 276.2 BTU/hr Power Input: 100 - 240 VAC, 50/60Hz Max Power Consumption: 81.0 Watts Emission (EMI): FCC Class A, CE Class A, VCCI Class A, IC, C-Tick Safety: CB, cUL, LVD Certification: IPv6 Ready Logo Phase 2 Dimensions: 441.0 x 310.0 x 44.0 mm Weight: 5.07 kg View All Close Read Before Orderings Product images are for illustrative purposes only and the final product delivered may vary from the one shown above. In some cases, a product sold may arrive in different packaging than its original retail box. For bulk orders that are packaged together, product manuals or CDs may not always be available for each item. At checkout, the shipping cost is a general estimate which is subject to change depending on size/weight/quantity of ordered goods. Orders that contain end of life (EOL) products that are no longer in production may be replaced by a compatible product with the same FRU number offering same functionality. Refurbished printers may not have full ink cartridges or laser toners. Once an order is processed at our warehouse, it cannot be cancelled. A returned order will likely incur a restocking fee. See RMA page for details about restocking fees. Please note if you are concerned about any of the above conditions or have any question at all, we highly recommend that you contact us on [email protected] or call 425-615-6227 before placing an order. View All Close