freepbx-2.5.1.tar.gz

If upgrading from previous releases, you may have to press the [CTL]+[SHIFT]+[REFRESH] on your browser after upgrading as there are significant changes in the CSS Style Sheets which may not be pulled in automatically.
(*) Need to get the new func_devstate features to take advantage of the optional BLF? You can get a version that works on 1.4 from this website, and then you simply put the file in your funcs subdirectory of your asterisk source and re-run make and make install. To use this mode, amportal.conf needs the setting: USEDEVSTATE=true

There are several options available with different flavors that Google can help you with. For an ISO project run by the Asterisk developers, take a look at: AsteriskNOW^TM 1.5

If you are running Version 2.3 or later, there is no need to pull the tarball to upgrade. You can simply use the Online Module Administration page to upgrade the entire package by choosing the FreePBX Framework Module. Otherwise, complete instructions to upgrade from a tarball can be found at: Upgrade Instructions

Installing FreePBX from scratch requires the installation of many prerequisite components. Although there are several pre-configured ISOs available (see above), detailed instructions for several flavors of Linux can be found on the Installation Instructions Page