3 
small-sized enterprise network.  You can use it to connect PCs and network devices inside the 
network. The SIC-4GW-PoE interface module can supply power to PDs through PoE. 
Interface specifications 
Table 4 Interface specifications 
Item  Specification 
Connector  RJ-45 
Interface type  MDI/MDIX 
Number of connectors  4 
Transmission distance 
100 m (328.08 ft) over category-5 twisted pair cables (both 
crossover and straight-through) 
Operating mode  10/100/1000 Mbps autosensing, full/half duplex 
 
Interface LEDs 
Figure 5 SIC-4GSW 
 
 
Figure 6 SIC-4GSW-PoE 
 
 
Table 5 LED description 
Off 
No link is present. 
Steady green 
A 1000 Mbps link is present. 
Flashing green 
The interface is sending or receiving data at 1000 Mbps. 
Steady yellow 
A 10/100 Mbps link is present. 
Flashing yellow 
The interface is sending or receiving data at 10/100 Mbps. 
 
Interface cables and connection methods 
For more information about the Ethernet interface cables and connection methods, see "Ethernet 
interface." 
SIC-4GSWF 
Introduction 
The 4-port 100/1000 Mbps Ethernet Layer 2/Layer 3 SIC interface module SIC-4GSWF provides 
four fiber ports. It is designed for switching/routing integrated routers on a small-sized enterprise 
network. You can use it to connect network devices inside the network. 
The interface module has the following features: