Specifications
xStack® DGS-3420 Series Layer 2+ Managed Stackable Gigabit Switch Hardware Installation Reference Guide 
11 
DGS-3420-26SC 
Twenty SFP ports (100/1000Mbps). 
Four Combo Copper/SFP ports (10/100/1000Mbps and 
100/1000Mbps). 
Two SFP+ ports (10GE). 
DGS-3420-28PC 
Twenty Copper PoE ports (10/100/1000Mbps). 
Four Combo Copper/SFP ports (10/100/1000Mbps and 
100/1000Mbps). 
Four SFP+ ports (10GE). 
DGS-3420-52T 
Fourty-eight Copper ports (10/100/1000Mbps). 
Four SFP+ ports (10GE). 
DGS-3420-52P 
Fourty-eight Copper PoE ports (10/100/1000Mbps). 
Four SFP+ ports (10GE). 
•  All the switches are equipt with one RJ-45 Console port (a special console cable with a DB9 interface is provided 
to connect the Switch to a PC) 
•  All the switches are equipt with one Redundant Power Supply (RPS) outlet for optional external RPS 
•  All the switches are also equipt with one Alarm Port and SD Card Slot. 
NOTE: For customers interested in D-View, D-Link Corporation's proprietary SNMP management software, 
go to http://dview.dlink.com.tw/
 and download the software and manual. 










