There are some JCA connectors in the configuration but the one that keeps me busy is not configured there. It has an ironjacamar.xml file in its META-INF folder. Isn't that a way to configure it?
<?xml version="1.0" encoding="UTF-8"?>
<p:ironjacamar xmlns:p="http://www.jboss.org/ironjacamar/schema"
xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance"
xsi:schemaLocation="http://www.jboss.org/ironjacamar/schema http://www.jboss.org/ironjacamar/schema ">
<p:connection-definitions>
<p:connection-definition
jndi-name="java:/PCERAFile"
class-name="com.wincor.jca.PCERAFileManagedConnectionFactory">
</p:connection-definition>
</p:connection-definitions>
</p:ironjacamar>