4 
•  Support for multiple types of 100/1000 Mbps transceiver modules. 
•  1000/100 Mbps interface rate. 
•  Full duplex operating mode. 
Interface specifications 
Table 6 Interface specifications 
Number of interfaces  4 
Connector  SFP/LC 
Standard  802.3/802.3u/802.3ab 
Operating mode  1000/100 Mbps, full duplex 
 
Interface LEDs 
Figure 7 SIC-4GSWF panel 
 
 
The  SIC-4GSWF  interface module provides a double-color (green/yellow) LED for each port to 
indicate the operating status of the port. 
Table 7 LED description 
Off  No link is present. 
Steady green  A link is present on the port and the port is operating at 1000 Mbps. 
Flashing green  The port is sending and receiving data at 1000 Mbps. 
Steady yellow  A link is present on the port and the port is operating at 100 Mbps. 
Flashing yellow  The port is sending and receiving data at 100 Mbps. 
 
Transceiver modules, optical fibers, and connection methods 
For more information about transceiver modules, optical fibers, and connection methods, see "Fiber 
port." 
Ethernet interface module 
•  SIC-1FEA 
•  SIC-1FEF 
•  SIC-1GEC-V2 
•  SIC-1GEC-H3