As the second URL won't be passed input from stdin.
<name>
SMTP multiple connection authentication
</name>
-<stdin>
+<file name="log/upload938">
mail body\r
-</stdin>
+</file>
<command>
-smtp://%HOSTIP:%SMTPPORT/938001 --mail-rcpt recipient@example.com --mail-from sender@example.com -u user.one:secret -T - -: smtp://%HOSTIP:%SMTPPORT/938002 --mail-rcpt recipient@example.com --mail-from sender@example.com -u user.two:secret -T -
+smtp://%HOSTIP:%SMTPPORT/938001 --mail-rcpt recipient@example.com --mail-from sender@example.com -u user.one:secret -T log/upload938 -: smtp://%HOSTIP:%SMTPPORT/938002 --mail-rcpt recipient@example.com --mail-from sender@example.com -u user.two:secret -T log/upload938
</command>
</client>