PLANET CS-2001 User Manual

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12.3.2 Deploying the CS-2001 Device between the Gateway

and Mail Server (Mail Server is in DMZ under Transparent

Mode)

Prerequisite Setup

LAN Segment: 172.16.x.x/16

Configure Port1 as WAN1(172.16.1.12) and connect it to the LAN.

Configure Port2 as DMZ1 (Transparent Routing mode) and connect it to the mail

server. (LAN IP 172.16.1.13 mapping to the WAN IP 61.11.11.11)

Map the registered domain name “supportplanet.com.tw” (used here as an example

only) to the mail server IP address by creating a MX record.

In order to relay emails to third party recipients, refer to the steps below to configure:

Step 1. Go to Mail Security > Configuration > Mail Domains and then set as

below:

（Figure 12-36）

Figure 12-36 Configuring the Mail Domains