-- XSD schema extracted from ITU-T H.627 (08/2020)

<?xml version="1.0" encoding="utf-8"?>
<schema xmlns="http://www.w3.org/2001/XMLSchema">
  <choice maxOccurs="unbounded">
    <element name="Notify">
      <complexType>
        <sequence>
          <!--  Notification request command series is shown as follows-->
          <!--  Command type: device status information reporting (required) -->
          <element name="CmdType" fixed="Keepalive"/>
          <!--  Command SN (required) -->
          <element name="SN" type="integer" minInclusive="1"/>
          <!--  Device/VSS ID of source device (required) -->
          <element name="DeviceID" type="deviceIDType"/>
          <!--  Work normally or not (required) -->
          <element name="Status" type="resultType"/>
          <!-- Fault device list -->
          <element name="Info">
            <complexType>
              <sequence>
                <element name="DeviceID" type="deviceIDType" minOccurs="0" maxOccurs="unbounded "/>
              </sequence>
            </complexType>
          </element>
        </sequence>
      </complexType>
    </element>
  </choice>
</schema>