0. Requirements

To compile ejabberd you need:

• GNU Make
• GCC
• Libexpat 1.95 or higher
• Libyaml 0.1.4 or higher
• Erlang/OTP R15B or higher.
• OpenSSL 0.9.8 or higher, for STARTTLS, SASL and SSL encryption.
• Zlib 1.2.3 or higher, for Stream Compression support (XEP-0138). Optional.
• PAM library. Optional. For Pluggable Authentication Modules (PAM).
• GNU Iconv 1.8 or higher, for the IRC Transport (mod_irc). Optional. Not needed on systems with GNU Libc.
• ImageMagick's Convert program. Optional. For CAPTCHA challenges.

1. Compile and install on *nix systems

To compile ejabberd execute the commands:

./configure
make

To install ejabberd, run this command with system administrator rights (root user):

sudo make install

These commands will:

• Install the configuration files in /etc/ejabberd/
• Install ejabberd binary, header and runtime files in /lib/ejabberd/
• Install the administration script: /sbin/ejabberdctl
• Install ejabberd documentation in /share/doc/ejabberd/
• Create a spool directory: /var/lib/ejabberd/
• Create a directory for log files: /var/log/ejabberd/

2. Start ejabberd

You can use the ejabberdctl command line administration script to start and stop ejabberd. For example:

ejabberdctl start

For detailed information please refer to the ejabberd Installation and Operation Guide.