Planet CS-2000 User Manual page 367

Example 3
Set the CS-2000 between the company's original gateway and mail server. Use the global
rule to filter mails. (Set the mail server in DMZ, and use transparent mode.)
The Company's LAN segment：172.16.1.0/16 in original gateway
CS-2000's WAN1 port IP is 172.16.1.12
Step1 In DMZ, set a mail server, the network adapter IP is 172.16.1.13, DNS correspond to the
external DNS server, and server name is test.com.
Step2 In Address
Step3 In Service
CS-2000 UTM Content Security Gateway User's Manual
WAN port IP is 61.11.11.11
DMZ , add the following settings：
The mail server correspond to name in address
Group , add the following setting :
To set the group included POP3 and SMTP or DNS
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