Dear Mohammed,

 

This is SOAP header  according to REL-6-MM7-1-0.xsd, you should place <Priority>Normal</Priority> parameter after  <ReadReply>false</ReadReply>, also you should use lower case for “true” and ”false” values:
to be like this:

 

<?xml version="1.0" ?>

<env:Envelope xmlns:env="http://schemas.xmlsoap.org/soap/envelope/">

<env:Header>

<mm7:TransactionID xmlns:mm7="http://www.3gpp.org/ftp/Specs/archive/23_series/23.140/schema/REL-6-MM7-1-0" env:mustUnderstand="1">20061122101834-B379587B@172.20.1.101</mm7:TransactionID>

</env:Header>

<env:Body>

<SubmitReq xmlns="http://www.3gpp.org/ftp/Specs/archive/23_series/23.140/schema/REL-6-MM7-1-0">

<MM7Version>6.3.0</MM7Version>

<SenderIdentification>

<VASPID>STC</VASPID>

<VASID>ALMAJED</VASID>

</SenderIdentification>

<Recipients>

<To>

<Number>+966500183961</Number>

</To>

</Recipients>

<DeliveryReport>false</DeliveryReport>

<ReadReply>false</ReadReply>

<Priority>Normal</Priority>

<Subject>1</Subject>

<Content href="cid:mms_cid"/>

</SubmitReq>

</env:Body>

</env:Envelope>