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March 2004 Installing SG203 and SG208 Security Gateway 21
Avaya SG203/SG208 Security Gateway Hardware Installation Guide
Figure 6 Example of two security gateway’s hardware
installations
1. Connect one end of the Cat5e cable to the public port (Ethernet1) on
the security gateway. Connect the other end to the router’s Ethernet
port, ethernet connector on the DSL, or the cable modem. For the
SG203, use the crossover cable. (Figure 6).
See “Multi-interface ports” on page 20 about using Cat5e cables.
Public
Network
DSU/CSU
Router
SG203
Private LAN
Crossover
Cable
DSU/CSU
Router
SG208
Private LAN