radius

This PECL provides full support for RADIUS authentication (RFC 2865) and RADIUS accounting (RFC 2866), works on Unix and on Windows. Its an easy way to authenticate your users against the user-database of your OS (for example against Windows Active-Directory via IAS).

Source

If you want to rebuild these RPMs yourself, download the source files from the SourceForge File Release System. In addition to the nosrc.rpm-s you'll need PHP source tarball (tar.bz) used in your distribution.