what rfc822

I sent an email today, but failed to send it. Then I went to the server to check the log and found that the hard disk was filled with the cache queue and logs of spam, Tail-F/var/log/maillog found the screen was flushed. Some logs are as

First, Brief introductionIn order to resolve the service that provides RPC in the system 80port. Without affecting the running Web service. People have come up with a way to transfer RPC packets using the HTTP protocol. For HTTP protocols that are

First, IntroductionTo address the service of RPC on the 80 port of the system without affecting the Web service being executed, people have come up with the method of transmitting RPC packets with the HTTP protocol. The most convenient way to

The FTP service can be divided into two categories depending on the service object: One is the system FTP server, which only allows legitimate users on the system, and the other is an anonymous FTP server that Anonymous FTP server and uses anyone to

In addition to the information transmitted by one Internet user to another, the email must contain additional service information. The SMTP server uses this information to deliver the mail, and the client's mail receiving software uses this

Article Title: how to configure a WU-FTP server in a LINUX environment. Linux is a technology channel of the IT lab in China. Includes basic categories such as desktop applications, Linux system management, kernel research, embedded systems, and

Wu-ftpd server configuration manual-Linux Enterprise Application-Linux server application information. The following is a detailed description. 1. Select and install FTP server software If you select "ftpd" when selecting to start the process

HTTP Content-typeContent-type, content type, generally refers to the presence of Content-type in a Web page, which defines the type of network file and the encoding of the Web page, and determines in what form and in what encoding the browser will

The role of Response.setcontenttype (MIME) is to enable the client browser to differentiate between different kinds of data and to process the corresponding data according to different programs embedded in different MIME call browsers. For example,

File name extension Content-type (Mime-type) file name extension Content-type (Mime-type) . * (binary stream, do not know the download file type) Application/octet-stream . tif Image/tiff .001

The FTP service can be divided into two categories based on different service objects: one is the system FTP Server, which only allows valid users on the system to use; the other is the Anonymous FTP Server, Anonymous FTP Server, it can be used by

Article Title: Linux networking entry (2): FTP server. Linux is a technology channel of the IT lab in China. Includes basic categories such as desktop applications, Linux system management, kernel research, embedded systems, and open

Sometimes, to hide the truth, we define the file as a header and then download the readfile, but this will increase the burden on the server. Generally, we do not recommend downloading large files. Sometimes, to hide the truth, we define the file as

ASP.NET-016: save file dialog box in ASP. NETI wanted to use savediallog in asp.net to save the file. The result showed that the displayed mode dialog box or form is invalid when the application is not running in UserInteractive mode. Use the

Application/download to download the object. Download ". *" = "application/octet-stream" for any file"". 001" = "application/x-001"". 301" = "application/x-301"". 323" = "text/h323"". 906" = "application/x-906"". 907" = "Fig/907"". A11" =

Upload Protected void btnupload_click (Object sender, eventargs e) {If (! Filupload. hasfile) {alert ("file not uploaded"); return;} string sreg = @ "\. jpg | \. JPEG | \. PNG"; if (! RegEx. ismatch (filupload. filename, sreg, regexoptions.

Copy CodeThe code is as follows: function SendFile ($fileName, $fancyName = ", $forceDownload = true, $speedLimit = 0, $contentType =") { if (!is_readable ($fileName)) { Header ("http/1.1 404 Not Found"); return false; } $fileStat = stat

PHPheader sends various types of files and sets the file download name. PHP header sends various types of files and sets the file download name. Header ('content-type: application/image/pjpeg '); // output type Header ('content-Disposition:

Step 1: Drag js files and other files into the Resource. resx Resource Management window, that is, let the IDE dynamically add management code to our resources in the Resource. Designer. resx file. Step 2: To register these files in our program set,

". *" = "Application/octet-stream"". 001" = "application/x-001"". 301" = "application/x-301"". 323" = "text/h323"". 906" = "application/x-906"". 907" = "Fig/907"". A11" = "application/x-a11"". Acp" = "audio/x-mei-aac"". Ai" = "application/postscript"