D-Link DWS-3250 Product Manual - Page 14

Figure 6: CX-4 Expansion Module Device Description Ports Description 10G XFP Fiber port An optional 10Gigabit fiber port that can be inserted to the modules bays located on the back panel. The following figure describes the DEM - 411X module used for a fiber port: Transceivers can be purchased separately from D-Link. Figure 7: XFP Expansion Module SFP Ports Small Form Factor Pluggable (SFP) Optical Transceivers are integrated duplex data mini-GBIC links for bi-directional communication over multimode optical fiber, designed for high-speed Fiber Channel data links. The SFP port is designated as 1000Base-X. The SFP (mini-GBIC) port can be removed and inserted as required. The following figure illustrates the mini-GBIC insertion. The following figure illustrates how to insert an SFP into the device: Page 13