curl --location '/SOAP?service=EasyIPUtils' \
--header 'SOAPAction: urn:EasyIPLibrary-EasyIPUtils#GetMaskListValues' \
--header 'Content-Type: text/xml; charset=utf-8' \
--data '<?xml version="1.0" encoding="utf-8"?>
<soap:Envelope xmlns:soap="http://schemas.xmlsoap.org/soap/envelope/">
<soap:Body>
<tns:EasyIPUtils___GetMaskListValues xmlns="http://tempuri.org/">
<tns:LowMask>100</tns:LowMask>
<tns:HighMask>100</tns:HighMask>
<tns:IPVers>ivGroup</tns:IPVers>
</tns:EasyIPUtils___GetMaskListValues>
</soap:Body>
</soap:Envelope>'