2.2.6 MSMQ Elements
MSMQ uses the following XML elements for specific purposes. They each have corresponding attributes in the ADM Message data element of the abstract data model, as described in [MS-MQDMPR] section 22.214.171.124.
MSMQ elements are child elements of the <Msmq> element. The <Msmq> element SHOULD<12> be present as a child element of the <se:Header> element. If present, the MSMQ namespace MUST be declared as xmlns="msmq.namespace.xml", as the following example shows.
The child elements of <Msmq> are used as described in the following sections.