TACACS+ program that allow authorization and authentication via net on
remote access servers. Authenticate users, authorize commands and log
accounting information.

This new version 4 has improved features and bugfixes over the older 2.x
version, which is still available, since this source is still marked ALPHA.

Improved features among others and bugfixes: Microsoft CHAP support.
To enable MSCHAP you need to optain a key from Microsoft, see the FAQ
section in the users guide. Therefore this isn't enabled by default.

WWW: http://www.cisco.com/en/US/tech/tk59/technologies_tech_note09186a00800946a3.shtml