Table 2. Example Internal LAN and External Internet Configuration

Local LAN Sample ISP
Network Address: 192.168.0.0 193.181.132.0
Subnet Mask: 255.255.255.0 255.255.255.0
Range of usable IP
addresses:
192.168.0.1-
192.168.0.254
193.181.132.1-
193.181.132.254
Firewall Gateway IP: 192.168.0.1 193.181.132.1