Click the Source transformation on the mapping canvas.

In the

Properties

panel, on the

General

tab, you can enter a name and description.

Click the

Source

tab and then select the following options:

Click

New Parameter

to the right of the

Connection

field.

Enter a parameter name and then click

OK

.

Optionally, add more Source transformations to the mapping and configure them. You can use any Informatica connection that isn't a

B2B Gateway

connection. Do not parameterize the connections.