Ross Opengear FED-6943, User Manual, Page: 49 / 92

Fiber Ethernet Switch Transceivers User Manual (Iss. 04) FED-6944 Setup • 6–3
FED-6944 Functional Block Diagram
This section provides a functional block diagram that outlines the workflow of the FED-6944
series regardless of the model type.
Figure 6.1 FED-6944 Series — Simplified Block Diagram
CARD
CONTROL
AND
MONITORING
10/100/1000
ETHERNET
SWITCH
ETHERNET PORT 3
ETHERNET PORT 2
ETHERNET PORT 1
FIBER OUT A
FIBER OUT B
FIBER IN B
FIBER IN A
OPTICAL
MODULE
OPTICAL
MODULE
Internal Link
(GigE Connection to
OG3-FR-CN(S)* Midplane)
*Internal GigE connection requires the MFC-8322-N(S) network controller card for the OG3-FR frame.