Use the Send Mail Task Custom Properties dialog box to configure the properties of one or more Send Mail tasks. This dialog box appears only when the migrating packages include at least one Send Mail task.
Specify the SMTP (Simple Mail Transfer Protocol) server to use in the migrated Send Mail tasks.
Provide the e-mail address of the sender in the migrated Send Mail tasks.
Indicate whether you want to use the same property specifications for all of the packages.
Indicate whether you want to limit the property specifications to the current package.