postkick - kick a Postfix service


   postkick [-c config_dir] [-v] class service request


   The  postkick(1)  command sends request to the specified service over a
   local transport  channel.   This  command  makes  Postfix  private  IPC
   accessible for use in, for example, shell scripts.


   -c config_dir
          Read  the  configuration  file  in  the named directory
          instead of the default configuration directory.

   -v     Enable verbose  logging  for  debugging  purposes.  Multiple  -v
          options make the software increasingly verbose.


   class  Name  of  a  class  of local transport channel endpoints, either
          public (accessible by any local user) or private (administrative
          access only).

          The name of a local transport endpoint within the named class.

          A string. The list of valid requests is service-specific.


   Problems and transactions are logged to the standard error stream.


          Directory with Postfix configuration files.

          Enable verbose logging for debugging purposes.


   The  following  parameters  are  especially  relevant  to this
   program.  The  text  below  provides  only  a  parameter  summary.  See
   postconf(5) for more details including examples.

   config_directory (see 'postconf -d' output)
          The  default  location  of  the  Postfix  and
          configuration files.

   application_event_drain_time (100s)
          How long the postkick(1) command waits for a  request  to  enter
          the Postfix daemon process input buffer before giving up.

   queue_directory (see 'postconf -d' output)
          The location of the Postfix top-level queue directory.


   /var/spool/postfix/private, private class endpoints
   /var/spool/postfix/public, public class endpoints


   qmgr(8), queue manager trigger protocol
   pickup(8), local pickup daemon
   postconf(5), configuration parameters


   The Secure Mailer license must be distributed with this software.


   Wietse Venema
   IBM T.J. Watson Research
   P.O. Box 704
   Yorktown Heights, NY 10598, USA

   Wietse Venema
   Google, Inc.
   111 8th Avenue
   New York, NY 10011, USA



Personal Opportunity - Free software gives you access to billions of dollars of software at no cost. Use this software for your business, personal use or to develop a profitable skill. Access to source code provides access to a level of capabilities/information that companies protect though copyrights. Open source is a core component of the Internet and it is available to you. Leverage the billions of dollars in resources and capabilities to build a career, establish a business or change the world. The potential is endless for those who understand the opportunity.

Business Opportunity - Goldman Sachs, IBM and countless large corporations are leveraging open source to reduce costs, develop products and increase their bottom lines. Learn what these companies know about open source and how open source can give you the advantage.

Free Software

Free Software provides computer programs and capabilities at no cost but more importantly, it provides the freedom to run, edit, contribute to, and share the software. The importance of free software is a matter of access, not price. Software at no cost is a benefit but ownership rights to the software and source code is far more significant.

Free Office Software - The Libre Office suite provides top desktop productivity tools for free. This includes, a word processor, spreadsheet, presentation engine, drawing and flowcharting, database and math applications. Libre Office is available for Linux or Windows.

Free Books

The Free Books Library is a collection of thousands of the most popular public domain books in an online readable format. The collection includes great classical literature and more recent works where the U.S. copyright has expired. These books are yours to read and use without restrictions.

Source Code - Want to change a program or know how it works? Open Source provides the source code for its programs so that anyone can use, modify or learn how to write those programs themselves. Visit the GNU source code repositories to download the source.


Study at Harvard, Stanford or MIT - Open edX provides free online courses from Harvard, MIT, Columbia, UC Berkeley and other top Universities. Hundreds of courses for almost all major subjects and course levels. Open edx also offers some paid courses and selected certifications.

Linux Manual Pages - A man or manual page is a form of software documentation found on Linux/Unix operating systems. Topics covered include computer programs (including library and system calls), formal standards and conventions, and even abstract concepts.