AirLive RS-3000 - Manual (Page 153)

The Headquarters setup RS-3000 as Gateway (Mail Server is in DMZ, Transparent Mode)
to make the Branch Company’s employees can send mails via Headquarters’ Mail
Server
Preparation
WAN Port IP of RS-3000: 61.11.11.11
Mail Server IP: 61.11.11.12
WAN Port IP of the Branch Company’s Firewall: 211.22.22.22
Map the DNS Domain Name (broadband.com.tw) to DNS Server IP (setup MX record is Mail Server IP)
When the branch company’s users send mail to the external mail server’s recipient account by mail
server’s sender account of broadband.com.tw, add the following Mail Relay setting:
STEP 1 ﹒Add the first setting in Mail Relay function of Configure:
 Select Domain Name of Internal Mail Server

Domain Name of Mail Server: Enter the Domain Name
 IP Address of Mail Server: Enter the IP address that Mail Server’s domain name
mapped to (Figure16-6)
Figure16-6 The First Mail Relay Setting WebUI
STEP 2 ﹒Add the second setting in Mail Relay function of Configure:
 Select Allowed External IP of Mail Relay
 IP Address: Enter the IP Address of external sender
 Enter the Netmask
 Complete Mail Relay setting (Figure16-7)
Figure16-7 The Second Mail Relay Setting WebUI
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