220 (vsFTPd 3.0.3)
530 Login incorrect.
530 Please login with USER and PASS.
211-Features:
 EPRT
 EPSV
 MDTM
 PASV
 REST STREAM
 SIZE
 TVFS
 UTF8
211 End

(none) login: 

<?xml version="1.0" encoding="UTF-8"?><s:Envelope xmlns:s="http://www.w3.org/2003/05/soap-envelope" xmlns:enc="http://www.w3.org/2003/05/soap-encoding" xmlns:xsd="http://www.w3.org/2001/XMLSchema" xmlns:wsa="http://schemas.xmlsoap.org/ws/2004/08/addressing" xmlns:wsa5="http://www.w3.org/2005/08/addressing" xmlns:d="http://schemas.xmlsoap.org/ws/2005/04/discovery" xmlns:dn="http://www.onvif.org/ver10/network/wsdl" xmlns:tt="http://www.onvif.org/ver10/schema" xmlns:tds="http://www.onvif.org/ver10/device/wsdl"><s:Header><wsa:MessageID>uuid:44ba4185-c1d6-a5e5-7cf8-a987a91a2520</wsa:MessageID><wsa:RelatesTo>18930069-880c-41b3-886c-4ae76fac6b47</wsa:RelatesTo><wsa:To>http://schemas.xmlsoap.org/ws/2004/08/addressing/role/anonymous</wsa:To><wsa:Action>http://schemas.xmlsoap.org/ws/2005/04/discovery/ProbeMatches</wsa:Action></s:Header><s:Body><d:ProbeMatches><d:ProbeMatch><wsa:EndpointReference><wsa:Address>urn:uuid:79e498ab-35d9-918c-fba7-944199c20314</wsa:Address></wsa:EndpointReference><d:Types>dn:NetworkVideoTransmitter tds:Device</d:Types><d:Scopes>onvif://www.onvif.org/Profile/Streaming onvif://www.onvif.org/location/country/china onvif://www.onvif.org/type/video_encoder onvif://www.onvif.org/name/IP-Camera onvif://www.onvif.org/hardware/HI3516D</d:Scopes><d:XAddrs>http://222.92.82.90:8000/onvif/device_service</d:XAddrs><d:MetadataVersion>1</d:MetadataVersion></d:ProbeMatch></d:ProbeMatches></s:Body></s:Envelope>

HTTP/1.1 401 Unauthorized
Server: Happytimesoft
Date: Fri, 03 May 2024 23:34:39 GMT
Content-Length: 221
Content-Type: text/html
Connection: close
WWW-Authenticate: Digest realm="happytimesoft", qop="auth", nonce="04B7049B5CE3F58D"

HTTP/1.1 405 Method Not Allowed
Date: Sat, Apr 27 2024 22:24:44 GMT