redias server softwear download link and user gide

RouterOS General
1

hi friends this is shankar i am using 2.9 mikrotik routers6

i want redias athandicashan user login server

2

what kind of RADIUS do you need? RouterOS have ‘User Manager’ in it: http://wiki.mikrotik.com/wiki/User_Manager

also, you may use FreeRADIUS (http://freeradius.org/), search this forum for examples of use