beautypg.com

PLANET CS-2001 User Manual

Page 552

background image

541

14.1.2 Using CS-2001 as a Gateway to Filter Out Virus Emails

(Mail Server Is Deployed in LAN under NAT Mode)

Prerequisite Setup

Configure Port1 as LAN1(192.168.2.1, NAT/Routing mode) and connect it to the

LAN which is using 192.168.2.x/24.

Mail Server: using LAN1 IP address (192.168.2.12) mapping to WAN1 IP

address(61.11.11.12).

Configure Port2 as WAN1(61.11.11.12) and connect it to the ADSL Termination Unit

Remote (ATUR) to access the Internet. IP range: 61.11.11.10 to 61.11.11.14.

Configure Port3 as WAN2 (211.22.22.22) and connect it to the ADSL Termination

Unit Remote (ATUR) to access the Internet. IP range:211.22.22.18 to 211.22.22.30.

Configure Port4 as DMZ1.

Step 1. Setup a mail server in LAN, name it as “supportplanet.com.tw”, configure

its IP address as 192.168.2.12, and then use an external DNS server to

resolve domain names.

Step 2. Under Policy Object > Address > LAN, set as below:

Figure 14-12

Figure 14-12 Address Setting for the Mail Server


Step 3. Under Policy Object > Service > Group, set as below:

Figure 14-13