Hello, I configured a user on radius server I copied the same config that every user have. but still when the user try to authenticate he/she in this case(dfrank) gets % *Authentication failed.* bbob has the same config and able to authenticate to cisco devices. the cisco device is pointing to the same radius. Can you please help. ** ** cd /usr/local/etc/raddb ============================== kcorp-radius# radiusd -x Starting - reading configuration files ... Module: Loaded System Module: Instantiated unix (unix) Module: Loaded preprocess Module: Instantiated preprocess (preprocess) Module: Loaded realm Module: Instantiated realm (suffix) Module: Loaded files Module: Instantiated files (files) Module: Loaded Acct-Unique-Session-Id Module: Instantiated acct_unique (acct_unique) Module: Loaded detail Module: Instantiated detail (detail) Module: Loaded radutmp Module: Instantiated radutmp (radutmp) auth bind: Address already in use There appears to be another RADIUS server already running on the authentication port UDP 1645. ============================================================================================ kcorp-radius # radiusd -v radiusd: FreeRADIUS Version 0.8, for host sparc-sun-solaris2.7, built on Dec 10 2002 at 10:54:28 ============================================================================================= dfrank Service-Type == Framed-User Bay-User-Level = 2, Cisco-AVPair = "shell:priv-lvl=15", Fall-Through = No bbob Service-Type == Framed-User Bay-User-Level = 2, Cisco-AVPair = "shell:priv-lvl=15", Fall-Through = No ============================================================================================= ps –ef|grep radiusd =============================================================== radtest dfrank df2121 localhost 0 testing123 ==================================================================== kcorp-radius # radtest dfrank df2121 localhost 0 testing123 Sending Access-Request of id 17 to 127.0.0.1 port 1812 User-Name = "dfrank" User-Password = "df2121" NAS-IP-Address = 255.255.255.255 NAS-Port = 0 Re-sending Access-Request of id 17 to 127.0.0.1 port 1812 User-Name = "dfrank" User-Password = "2121" NAS-IP-Address = 255.255.255.255 NAS-Port = 0 ** ** *Thanks*