Email Client Settings

Name of the Connection

Each connection must have a unique name so that it can be quickly identified later in the connection overview.

Connection Active

You can disable a connection if it is not intended for communication with a PLC. Thus, it is possible to disable it temporarily without having to delete and redefine it.

Server Address

The name of the server for outgoing messages or the IP address is entered here. If the device has been configured for DNS and a DNS server is available in the network, the symbolic name of the destination station can also be entered.

For information on the structure of IP addresses, please refer to the IP Address section.

Destination Port

Port numbers are addresses used within the transport layer to address applications. Port numbers are required for TCP connections. The port is a parallel to the TSAPs for RFC1006 and H1 connections. The port number is a 16-bit number in the range of 1 to 65535. To establish the connection, the following must be noted:

More detailed information on ports

>> Search

The usual port numbers are searched. This only works if the corresponding server is reachable.

The settings for encryption and authentication are adjusted automatically.

Encryption

The email server specifies which encryption should be selected. It is no longer common to connect without encryption.

Authentication

Here is indicated, how is the login procedure is performed.

User

User name to logon to the server. In many cases this is also the email address.

Password

The appropriate password

Sender Address

The email address used to send the email.

EHLO

Extended HELO (EHLO) is an Extended Simple Mail Transfer Protocol (ESMTP) command sent by an email server to identify itself when connecting to another email server to start the process of sending an email. It is followed with the sending email server's domain name. The EHLO command tells the receiving server it supports extensions compatible with ESMTP.

Disable server certificate verification

With this setting the certificate check can be switched off.