Hi

[Alan Buxey]

Hi,
>    well, mm I installed it from the package, I mean,
>    sudo apt-get freeradius...
>    and the version is 2.1.8,
>    It install freeradius on /etc/freeradius. 
>    And there, I dont find a folder called "docs"

docs should be installed somewhere on the system - use the search tool to find
eg freeradius - maybe in /usr/share/doc/freeradius2 ?

..but you can still run in debug mode...radiusd -X   - so at least get that
info

alan