SMTP

Creating an SMTP Connection

In the Flow Designer, click the new-connection icon, select SMTP, and enter a name for the connection. Enter the connection properties in the inspector.

You can create system or user connections in the management console: click Settings > Connection > SMTP > New.

Setting SMTP Connection Properties

Basic Settings

Property Description
Connection Name Enter a unique name.
Host Enter the host name or IP address of the SMTP server.
Use SMTP over SSL Select whether to use SMTP over TLS/SSL to encrypt communications.
No [smtp] Connect without TLS/SSL(default)
Yes [smtps] Connect to the server using TLS/SSL.
Use STARTTLS Select whether to use the STARTTLS command when connecting over TLS/SSL.
No [default] Don't use the STARTTLS command (default).
Yes [starttls] Use the STARTTLS command.
Port Enter the port number of the SMTP server. The default is 25. If you connect with SMTP over TLS/SSL, you need to specify a dedicated port number, usually 465. Specify the port number you are actually using.
Authentication To configure SMTP authentication, select the authentication type and configure the additional options detailed in the corresponding sections below.
POP before SMTP Perform POP-before-SMTP authentication (default).
SMTP Authentication [SMTP] Perform SMTP authentication.
None Don't perform authentication.
Timeout Enter the time-out period in seconds in the case that the server does not respond. The default is 60 seconds.
Dynamic Enable this option to use the DynamicConnection component to change the connection definition while the flow is running.
false Disable dynamic connections (default).
true Enable dynamic connections.

Options for POP-before-SMTP Authentication

Select the POP-before-SMTP option in the Authentication menu to enable the following options.

Property Description
POP3 Server Enter the host name or IP address of the POP3 server.
Use POP over SSL Select whether to use POP with TLS/SSL encryption.
No [pop3] Connect without TLS/SSL (default).
Yes [pops] Connect to the server using TLS/SSL.
Use STARTTLS Select whether to use the STARTTLS command when connecting over TLS/SSL.
No [default] Don't use the STARTTLS command (default).
Yes [starttls] Use the STARTTLS command.
POP3 Port Enter the port number of the POP3 server. The default is 110. If you connect with POP over TLS/SSL, you need to specify a dedicated port number, usually 995. Specify the port number you are actually using.
User Enter the username to authenticate with.
Password Enter the password of the user.
Use APOP Select whether to use APOP or not for the POP3 server authentication.
true Use APOP (default).
false Don't use APOP.
Interval Time Enter the milliseconds from the beginning of authentication on the POP3 server until the SMTP server is available. The default is 5.

Back to SMTP Connections.

Options for SMTP Authentication

Select the SMTP Authentication option in the Authentication menu to enable the following options:

Property Description
SMTP Username Enter the username to authenticate with.
SMTP Password Enter the password of the SMTP user.
Authentication Type Select the method to use to authenticate users to the SMTP server.
Plain [plain] Use plaintext authentication (default).
CRAM-MD5 [cram-md5] Use CRAM-MD5 authentication.

Back to SMTP Connections.