curl -v --anyauth "http://root:pass1234@10.0.3.173/local/fflprapp/allow_list.cgi" -s -d@allow.xml
curl -v --anyauth "http://root:pass1234@10.0.3.173/local/fflprapp/block_list.cgi" -s -d@block.xml
Lists examples: block.xml, allow.xml
Please use xml validator www.xmlvalidation.com to check your files.
Video illustration: watch online, or download AVI or MP4.
Windows CURL library: https://winampplugins.co.uk/curl/