BeSimpleSoap/Resources/config/client.xml

<?xml version="1.0" encoding="UTF-8"?>
<container xmlns="http://symfony.com/schema/dic/services"
    xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance"
    xsi:schemaLocation="http://symfony.com/schema/dic/services http://symfony.com/schema/dic/services/services-1.0.xsd">

    <parameters>
        <parameter key="besimple.soap.client.class">BeSimple\SoapClient\SoapClient</parameter>
    </parameters>

    <services>
        <service id="besimple.soap.client" class="%besimple.soap.client.class%" abstract="true">
            <argument /> <!-- wsdl URI -->
            <argument type="collection">
                <argument key="debug">%kernel.debug%</argument>
                <argument key="cache_type">null</argument>
                <argument key="namespace">null</argument>
            </argument>
            <argument type="service" id="besimple.soap.converter.collection" />
            <argument type="service" id="besimple.soap.cache" />
        </service>
    </services>

</container>