GetCapabilities (GET):

http://sg.geodatenzentrum.de/wfs_altimeter?SERVICE=WFS&VERSION=1.1.0&REQUEST=GetCapabilities

GetFeature (GET):

http://sg.geodatenzentrum.de/wfs_altimeter?SERVICE=WFS&VERSION=1.1.0&REQUEST=GetFeature&TYPENAME=gdz:Altitude&SRSNAME=EPSG:25832&FILTER=%3CFilter%3E%3CEquals%3E%20%3CPropertyName%3Egdz:location%3C/PropertyName%3E%20%3CPoint%20srsName=%22EPSG:25832%22%3E%3Cpos%3E559248.00%205619400.00%3C/pos%3E%3C/Point%3E%20%3C/Equals%3E%20%3C/Filter%3E

GetFeature (POST):

http://sg.geodatenzentrum.de/wfs_altimeter

<wfs:GetFeature service="wfs" version="1.1.0" outputFormat="text/xml; subtype=gml/3.1.1" maxFeatures="10" xmlns:gdz="http://www.geodatenzentrum.de/altimeter" xmlns:wfs="http://www.opengis.net/wfs" xmlns:ogc="http://www.opengis.net/ogc" xmlns:gml="http://www.opengis.net/gml" xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance" xsi:schemaLocation="http://www.opengis.net/wfs http://schemas.opengis.net/wfs/1.1.0/wfs.xsd"> <wfs:Query typeName="gdz:Altitude" srsName="EPSG:31467"> <ogc:Filter> <ogc:Equals> <ogc:PropertyName>gdz:location</ogc:PropertyName> <gml:Point><gml:pos>3651650.00 5971150.00</gml:pos></gml:Point> </ogc:Equals> </ogc:Filter> </wfs:Query> <wfs:Query typeName="gdz:Altitude" srsName="EPSG:31467"> <ogc:Filter> <ogc:Equals> <ogc:PropertyName>gdz:location</ogc:PropertyName> <gml:Point><gml:pos>3631201.00 5971150.00</gml:pos></gml:Point> </ogc:Equals> </ogc:Filter> </wfs:Query> <wfs:Query typeName="gdz:Altitude" srsName="EPSG:31467"> <ogc:Filter> <ogc:Equals> <ogc:PropertyName>gdz:location</ogc:PropertyName> <gml:Point><gml:pos>3631201.00 5971150.00</gml:pos></gml:Point> </ogc:Equals> </ogc:Filter> </wfs:Query> </wfs:GetFeature>