Radius server configuration for challenge messages

Hi, Does any body has any idea how to configure radius server to generate challenge messages per user per radius client ? I could not find any documentation on freeradius website regarding the same. Please let me know. Regards, N - List info/subscribe/unsubscribe? See

setting password from an application

All, I am having a problem setting password from the http application. It is getting reset to NULL inside pam_authenticate somehow. The only place I can see password is set to NULL is in the function void _pam_sanitize(pam_handle_t *pamh) in pam_misc.c file. I've also commented out the invocation

question on challenge message

what is the configuration required on radius server(freeradius ver1.0.5)to send challenge messages to the radius client ? How does Radius server determine when to send challenge messages to the client ? Thanks, N - List info/subscribe/unsubscribe? See http://www.freeradius.org/list/users.html

Usage of pam_radius_auth

All, Has anybody had the experience using pam_radius_auth for authenticating services like http/https, ssh, telnet. I tried running the sample application but authentication failed. my configuration is like this. /etc/raddb/server # server[:port] shared_secret timeout (s) # 127.0.0.1