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<title>ProFTPD Supported FTP Commands</title>
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<center><h2><b>ProFTPD Supported FTP Commands</b></h2></center>
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<p>
<b>Supported FTP Commands</b><br>
<ul>
<li><a name="ABOR"><b><code>ABOR</code></b></a><br>
</li>
<p>
<li><a name="APPE"><b><code>APPE</code></b></a><br>
Short for <b>APPE</b>nd.<br>
</li>
<p>
<li><a name="AUTH"><b><code>AUTH</code></b></a><br>
Short for <b>AUTH</b>enticate (supported by <code>mod_tls</code>)<br>
</li>
<p>
<li><a name="CDUP"><b><code>CDUP</code></b></a><br>
Short for <b>C</b>hange <b>D</b>irectory <b>UP</b>, this command is used
to move the client's "location" on the server up one level in
the filesystem hierarchy.<br>
</li>
<p>
<li><a name="CWD"><b><code>CWD</code></b></a><br>
Short for <b>C</b>hange <b>W</b>orking <b>D</b>irectory.<br>
</li>
<p>
<li><a name="DELE"><b><code>DELE</code></b></a><br>
Short for <b>DELE</b>te, this command is used by the client to tell the
server to delete a file.<br>
</li>
<p>
<li><a name="EPRT"><b><code>EPRT</code></b></a><br>
Short for <b>E</b>xtended <b>P</b>o<b>RT</b>, an enhanced version of
the <a href="#PORT"><code>PORT</code></a> command that can handle IPv6
addresses.<br>
</li>
<p>
<li><a name="EPSV"><b><code>EPSV</code></b></a><br>
Short for <b>E</b>xtended <b>P</b>a<b>S</b>si<b>V</b>e, an enhanced
version of the <a href="#PASV"><code>PASV</code></a> command that can
handle IPv6 addresses.<br>
</li>
<p>
<li><a name="FEAT"><b><code>FEAT</code></b></a><br>
Short for <b>FEAT</b>ures, this command is used by the client to request
a descriptive list of server-supported features.<br>
</li>
<p>
<li><a name="HELP"><b><code>HELP</code></b></a><br>
</li>
<p>
<li><a name="LIST"><b><code>LIST</code></b></a><br>
</li>
<p>
<li><a name="MDTM"><b><code>MDTM</code></b></a><br>
Short for <b>M</b>o<b>D</b>ification <b>T</b>i<b>M</b>e, this command
is used by the client to request the modification time of a file on the
server. This command is not defined in any formal RFCs (yet), but is
a commonly implemented FTP command. <i>Note</i> that this command
<b>cannot</b> be used to change the modification time of the file on
the server; it only reports on the file's modification time.<br>
</li>
<p>
<li><a name="MKD"><b><code>MKD</code></b></a><br>
Short for <b>M</b>a<b>K</b>e <b>D</b>irectory.<br>
</li>
<p>
<li><a name="NLST"><b><code>NLST</code></b></a><br>
Short for <b>N</b>ame <b>L</b>i<b>ST</b>.<br>
</li>
<p>
<li><a name="NOOP"><b><code>NOOP</code></b></a><br>
Short for <b>NO OP</b>eration. This command has no functionality, and
is often used as a session keepalive mechanism.<br>
</li>
<p>
<li><a name="OPTS"><b><code>OPTS</code></b></a><br>
Short for <b>OPT</b>ion<b>S</b>. This command is used to specify
optional parameters for the command to follow the <code>OPTS</code>
command, if that command supports such optional parameters.<br>
</li>
<p>
<li><a name="PASS"><b><code>PASS</code></b></a><br>
Short for <b>PASS</b>word, the client uses this command to convey the
password of the user attempting to log into the server.<br>
</li>
<p>
<li><a name="PASV"><b><code>PASV</code></b></a><br>
Short for <b>PAS</b>si<b>V</b>e, the client uses this command to ask the
server for a port to which the client should connect, indicating a
passive data transfer.<br>
</li>
<p>
<li><a name="PBSZ"><b><code>PBSZ</code></b></a><br>
Short for <b>P</b>rotection <b>B</b>uffer <b>S</b>i<b>Z</b>e. Used
to determine the size of a buffer needed for secure handshaking (supported
by <code>mod_tls</code>)<br>
</li>
<p>
<li><a name="PORT"><b><code>PORT</code></b></a><br>
The client uses this command to tell the server to what client-side port
the server should contact; use of this command indicates an active data
transfer.<br>
</li>
<p>
<li><a name="PROT"><b><code>PROT</code></b></a><br>
Short for <b>PROT</b>ection. Used to set the protection level on the
data channel (supported by <code>mod_tls</code>)<br>
</li>
<p>
<li><a name="PWD"><b><code>PWD</code></b></a><br>
Short for <b>P</b>rint <b>W</b>orking <b>D</b>irectory.<br>
</li>
<p>
<li><a name="QUIT"><b><code>QUIT</code></b></a><br>
</li>
<p>
<li><a name="REST"><b><code>REST</code></b></a><br>
Short for <b>REST</b>art, this command is used by the client to tell the
server that it would like to restart a previous data transfer, either
upload or download.<br>
</li>
<p>
<li><a name="RETR"><b><code>RETR</code></b></a><br>
Short for <b>RETR</b>ieve, this command is used by the client to inform
the server of the file the client would like to download. On many FTP
client, this is implemented using the client-specfic "get"
command.<br>
</li>
<p>
<li><a name="RMD"><b><code>RMD</code></b></a><br>
Short for <b>R</b>e<b>M</b>ove <b>D</b>irectory, this command is used
to have the server delete the requested directory from its filesystem.<br>
</li>
<p>
<li><a name="RNFR"><b><code>RNFR</code></b></a><br>
Short for <b>R</b>e<b>N</b>ame <b>FR</b>om.<br>
</li>
<p>
<li><a name="RNTO"><b><code>RNTO</code></b></a><br>
Short for <b>R</b>e<b>N</b>ame <b>TO</b>.<br>
</li>
<p>
<li><a name="SITE"><b><code>SITE</code></b></a><br>
This command is used for site-specific commands. See below for descriptions
of <code>proftpd</code>'s SITE commands.<br>
</li>
<p>
<li><a name="SIZE"><b><code>SIZE</code></b></a><br>
</li>
<p>
<li><a name="STAT"><b><code>STAT</code></b></a><br>
</li>
<p>
<li><a name="STOR"><b><code>STOR</code></b></a><br>
Short for <b>STOR</b>e, this command is used by the client to tell the
the server that the client will be uploading data for a file to stored
on the server using the filename given. On many FTP clients, this
is implemented using the client-specific "put" command.<br>
</li>
<p>
<li><a name="STOU"><b><code>STOU</code></b></a><br>
Short for <b>STO</b>re <b>U</b>unique, it requests that the file being
stored on the server be given a unique filename. The server chooses the
unique name for the stored file, and reports the name chosen back to
the client. On some FTP clients, this ability is enabled using the
client-specific "sunique" command.<br>
</li>
<p>
<li><a name="SYST"><b><code>SYST</code></b></a><br>
</li>
<p>
<li><a name="TYPE"><b><code>TYPE</code></b></a><br>
</li>
<p>
<li><a name="USER"><b><code>USER</code></b></a><br>
An FTP client uses this command to inform the server of the name of the
user requesting an FTP session.<br>
</li>
<p>
<li><a name="XCUP"><b><code>XCUP</code></b></a><br>
This is an X-variant of the <a href="#CDUP"><code>CDUP</code></a> command,
and has the same functionality.<br>
</li>
<p>
<li><a name="XCWD"><b><code>XCWD</code></b></a><br>
This is an X-variant of the <a href="#CWD"><code>CWD</code></a> command,
and has the same functionality.<br>
</li>
<p>
<li><a name="XMKD"><b><code>XMKD</code></b></a><br>
This is an X-variant of the <a href="#MKD"><code>MKD</code></a> command,
and has the same functionality.<br>
</li>
<p>
<li><a name="XPWD"><b><code>XPWD</code></b></a><br>
This is an X-variant of the <a href="#PWD"><code>PWD</code></a> command,
and has the same functionality.<br>
</li>
<p>
<li><a name="XRMD"><b><code>XRMD</code></b></a><br>
This is an X-variant of the <a href="#RMD"><code>RMD</code></a> command,
and has the same functionality.<br>
</li>
</ul>
<p>
<b>Supported <code>SITE</code> commands</b><br>
<ul>
<li><a name="SITE_CHGRP"><b><code>CHGRP</code></b></a><br>
Short for <b>CH</b>ange <b>GR</b>ou<b>P</b>.
<p>
Example:
<pre>
SITE CHGRP ftpgroup script.cgi
</pre>
</li>
<p>
<li><a name="SITE_CHMOD"><b><code>CHMOD</code></b></a><br>
Short for <b>CH</b>ange <b>MOD</b>e.
<p>
Example:
<pre>
SITE CHMOD 755 script.cgi
</pre>
</li>
<p>
<li><a name="SITE_HELP"><b><code>HELP</code></b></a><br>
</li>
<p>
<li><a name="SITE_MKDIR"><b><code>MKDIR</code></b></a><br>
Similar to the <a href="#MKD"><code>MKD</code></a> command, this
<code>SITE</code> can be used to create a directory. It will, unlike
<code>MKD</code>, also create any directories in the path that do
not exist.
<p>
Example:
<pre>
SITE MKDIR /path/to/some/dir/that/is/not/there/
</pre>
Supported by the <code>mod_site_misc</code> module.
</li>
<p>
<li><a name="SITE_RMDIR"><b><code>RMDIR</code></b></a><br>
Similar to the <a href="#RMD"><code>RMD</code></a> command, this
<code>SITE</code> can be used to remove a directory. It will, unlike
<code>RMD</code>, also delete any files in the directory.
<p>
Example:
<pre>
SITE RMDIR /path/to/some/dir/with/files/
</pre>
Supported by the <code>mod_site_misc</code> module.
</li>
<p>
<li><a name="SITE_SYMLINK"><b><code>SYMLINK</code></b></a><br>
Used to create a symbolic link (<i>a.k.a.</i> a symlink) from
the source path (<em>src</em>) to the destination path (<em>dest</em>).
<p>
Example:
<pre>
SITE SYMLINK src dest
</pre>
Supported by the <code>mod_site_misc</code> module.
</li>
<p>
<li><a name="SITE_UTIME"><b><code>UTIME</code></b></a><br>
Used to update the access and modification timestamps on a file.
<p>
Example:
<pre>
SITE UTIME 200412312359 /path/to/some/file.txt
</pre>
Supported by the <code>mod_site_misc</code> module.
</li>
</ul>
<p>
<b>Unsupported FTP Commands</b><br>
<ul>
<li><a name="ACCT"><b><code>ACCT</code></b></a><br>
Short for <b>ACC</b>oun<b>T</b><br>
</li>
<p>
<li><a name="ALLO"><b><code>ALLO</code></b></a><br>
</li>
<p>
<li><a name="MACB"><b><code>MACB</code></b></a><br>
Short for <b>MAC</b>intosh <b>B</b>inary. This command is not defined in
any RFC, and is something of a hack added by Apple in order to support
transfers of the resource forks of Mac files.<br>
</li>
<p>
<li><a name="MODE"><b><code>MODE</code></b></a><br>
There are three mode types defined by RFC959; <code>proftpd</code> only
supports one (<i>i.e.</i> <b>S</b>tream), and thus this command is not
supported.<br>
</li>
<p>
<li><a name="REIN"><b><code>REIN</code></b></a><br>
</li>
<p>
<li><a name="SMNT"><b><code>SMNT</code></b></a><br>
</li>
<p>
<li><a name="STRU"><b><code>STRU</code></b></a><br>
Short for <b>STRU</b>cture. <code>proftpd</code> only supports a
<code>STRU</code> parameter of type <b>F</b> (for "file"),
and so does not support this command.<br>
</li>
</ul>
<p>
<hr>
Last Updated: <i>$Date: 2004/12/31 19:17:17 $</i><br>
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