Planet Networking & Communication CS-2000 Quick Installation Manual page 5

3.2 NAT Mode Connecting Example
WAN1 WAN2
61.11.11.11 61.22.22.22
CS-2000
DMZ
NAT Mode
LAN
10.0.0.1
192.168.1.1
LAN DMZ
LAN PC1 LAN PC1 DMZ Server1 DMZ Server2
192.168.1.2 192.168.1.3 10.0.0.2 10.0.0.3
DMZ and WAN IP addresses are on the different subnet (as shown in the figure above).
This provides higher security level than transparent mode.