RTSP/1.0 401 Unauthorized
CSeq: 1
WWW-Authenticate: Digest realm="Login to 633c67d7f6ae4aaa09417527fd7d4b0e", nonce="cf3caa0aa488af26ddaddb763ee1819f"

<?xml version="1.0" encoding="UTF-8" ?><s:Envelope xmlns:s="http://www.w3.org/2003/05/soap-envelope" xmlns:sc="http://www.w3.org/2003/05/soap-encoding" xmlns:d="http://schemas.xmlsoap.org/ws/2005/04/discovery" xmlns:a="http://schemas.xmlsoap.org/ws/2004/08/addressing" xmlns:dn="http://www.onvif.org/ver10/network/wsdl" xmlns:tds="http://www.onvif.org/ver10/device/wsdl"><s:Header><a:MessageID>uuid:b66445fc-ace9-0a40-9573-8a0b47e3ace9</a:MessageID><a:To>urn:schemas-xmlsoap-org:ws:2005:04:discovery</a:To><a:Action>http://schemas.xmlsoap.org/ws/2005/04/discovery/ProbeMatches</a:Action><a:RelatesTo>18930069-880c-41b3-886c-4ae76fac6b47</a:RelatesTo></s:Header><s:Body><d:ProbeMatches><d:ProbeMatch><a:EndpointReference><a:Address>uuid:ef14064f-a96f-7e27-ae50-90d34804a96f</a:Address></a:EndpointReference><d:Types>dn:NetworkVideoTransmitter tds:Device</d:Types><d:Scopes>onvif://www.onvif.org/location/country/China onvif://www.onvif.org/name/General onvif://www.onvif.org/hardware/XVR onvif://www.onvif.org/Profile/Streaming onvif://www.onvif.org/Profile/T onvif://www.onvif.org/type/ onvif://www.onvif.org/extension/unique_identifier</d:Scopes><d:XAddrs>http://192.168.1.247:88/onvif/device_service</d:XAddrs><d:MetadataVersion>1</d:MetadataVersion></d:ProbeMatch></d:ProbeMatches></s:Body></s:Envelope>