> In our old setup logs [info], [Auth], >[Error] messages are coming in the >radius.log
>however we installed a new setup for >testing, In that environment, we are >able to see only [Auth] request only.
>Do we need to do any configuration >change for the same?

If you look at the freeradius configuration files you will see what you need to change to alter logging . In this case read the config of your old server and that of your new and do spot the difference.

Alan