Hi, I am using Free readius version 1.1.7 on Ubuntu9.1, After installation I tried to check by editing the users file(etc/freeradius/users) by typing the following on the top and saved it testing Cleartext-Password := "password" Next i did radtest testing password 127.0.0.1 0 testing123 and follwing is my debug output Packet 0 rad_recv: Access-Request packet from host 127.0.0.1:45704, id=54, length=59 User-Name = "testing" User-Password = "password" NAS-IP-Address = 255.255.255.255 NAS-Port = 0 Processing the authorize section of radiusd.conf modcall: entering group authorize for request 0 modcall[authorize]: module "preprocess" returns ok for request 0 modcall[authorize]: module "chap" returns noop for request 0 modcall[authorize]: module "mschap" returns noop for request 0 rlm_realm: No '@' in User-Name = "testing", looking up realm NULL rlm_realm: No such realm "NULL" modcall[authorize]: module "suffix" returns noop for request 0 rlm_eap: No EAP-Message, not doing EAP modcall[authorize]: module "eap" returns noop for request 0 users: Matched entry DEFAULT at line 153 modcall[authorize]: module "files" returns ok for request 0 rlm_pap: WARNING! No "known good" password found for the user. Authentication may fail because of this. modcall[authorize]: module "pap" returns noop for request 0 modcall: leaving group authorize (returns ok) for request 0 rad_check_password: Found Auth-Type System auth: type "System" Processing the authenticate section of radiusd.conf modcall: entering group authenticate for request 0 modcall[authenticate]: module "unix" returns notfound for request 0 modcall: leaving group authenticate (returns notfound) for request 0 auth: Failed to validate the user. Delaying request 0 for 1 seconds Finished request 0 Going to the next request --- Walking the entire request list --- Waking up in 1 seconds... --- Walking the entire request list --- Waking up in 1 seconds... --- Walking the entire request list --- Sending Access-Reject of id 54 to 127.0.0.1 port 45704 Waking up in 4 seconds... --- Walking the entire request list --- Cleaning up request 0 ID 54 with timestamp 4d80c9e9 Nothing to do. Sleeping until we see a request.