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MELSEC-F
USING THE E-MAIL FUNCTION10
10 - 8
10.6 E-mail Settings
This section explains the settings required to send and receive e-mails.
(1) DNS settings
Specify the IP address of the DNS server when setting the mail server name
using the domain name from the e-mail settings (see (2)).
(a) DNS settings
Set the IP addresses of the domain name system (DNS) servers designated
by a system administrator.
1) Designate the IP addresses of the DNS servers 1 to 4.
NOTE
To adjust settings using FX Configurator-EN, select [Initial Settings] from the initial
screen and adjust the settings at the initial settings screen.
Setting name
BFM number
[Decimal]
Description of setting Setting range/options
DNS setting
IP address of DNS server 1 20505 to 20506 Set IP address of DNS server 1. —
IP address of DNS server 2 20507 to 20508 Set IP address of DNS server 2. —
IP address of DNS server 3 20509 to 20510 Set IP address of DNS server 3. —
IP address of DNS server 4 20511 to 20512 Set IP address of DNS server 4. —
POINT
(1) The DNS servers manage networks.
DNS settings are required to allow search for the SMTP server or POP3
server from a domain name.
(2) Adjust the DNS settings when the mail server name shown in item (2) is
specified with a domain name.
Setting is not required when it is specified with an IP address.
(3) When obtaining the IP addresses from a domain name, the DNS servers are
searched sequentially starting from the first DNS server.