(Method-Line) POST /NOTIS/IPAllocation/IPAllocNetsUploadProcess.asp HTTP/1.1 Accept image/gif, image/x-xbitmap, image/jpeg, image/pjpeg, application/x-shockwave-flash, application/vnd.ms-excel, application/vnd.ms-powerpoint, application/msword, */* Referer https://netinfo.ti.citigroup.net/NOTIS/IPAllocation/IPAllocNetsUpload.asp Accept-Language en-us Content-Type multipart/form-data; boundary=---------------------------7d72422611022c UA-CPU x86 Accept-Encoding gzip, deflate User-Agent Mozilla/4.0 (compatible; MSIE 7.0; Windows NT 5.1; InfoPath.1; .NET CLR 2.0.50727) Host netinfo.ti.citigroup.net Content-Length 64340 Connection Keep-Alive Cache-Control no-cache Content-Disposition: form-data; name="file1"; filename="10.26.0.0.csv" #### $mech->request(POST 'https://netinfo.ti.citigroup.net/NOTIS/IPAllocation/IPAllocNetsUploadProcess.asp', Content_Type => 'form-data', Content => ["file1" => ["C:/Scripting/Upload/10.26.0.0.csv" => "10.26.0.0.csv" => "application/vnd.ms-excel"], "submit2" => "Upload", ]); print $mech->content;