PLANET CS-2000 - Manual (Page 13)

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5 DMZ Operation Mode
This section describes the three different operation mode of CS-2000. The CS-2000
DMZ port supports three operation modes, Disable, NAT and Transparent.
Disable mode, the DMZ port is not active.
Transparent mode, the CS-2000 works as proxy with forward DMZ packet to
WAN and forward WAN packet to DMZ. The DMZ and WAN side IP addresses are
in the same subnet.
NAT mode, DMZ side user will share one public IP address of WAN port to make
Internet connection.
Please find the following two pictures for example.
5.1 Transparent Mode Connection Example
LAN DMZ
CS-2000
DMZ
Transparent Mode to
WAN1
LAN PC1
192.168.1.2
LAN PC1
192.168.1.3
DMZ Server1
61.11.11.12
DMZ Server2
61.11.11.13
LAN
192.168.1.1
WAN1
61.11.11.11
WAN2
61.22.22.22
The IP addresses of WAN and DMZ are on the same subnet. This application is
suitable if you have a subnet of IP addresses from your ISP and you do not want
to change any IP configuration on the subnet.
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