Good day. After testing several options, I got this error: Does anyone have any suggestions? thank you very much. rad_recv: Access-Request packet from host 10.0.31.40 port 1645, id=1, length=136 User-Name = "user" Framed-MTU = 1400 Called-Station-Id = "0019.2fdb.9e00" Calling-Station-Id = "001f.3c22.44c5" Service-Type = Login-User Message-Authenticator = 0xd3be97c3a6d121a5d734f193b7bf3870 EAP-Message = 0x020100090163657274 NAS-Port-Type = Wireless-802.11 NAS-Port = 257 NAS-IP-Address = 10.8.31.40 NAS-Identifier = "ap-p" +- entering group authorize ++[preprocess] returns ok ++[chap] returns noop ++[mschap] returns noop rlm_realm: No '@' in User-Name = "user", looking up realm NULL rlm_realm: No such realm "NULL" ++[suffix] returns noop rlm_eap: EAP packet type response id 1 length 9 rlm_eap: No EAP Start, assuming it's an on-going EAP conversation ++[eap] returns updated ++[unix] returns notfound users: Matched entry cert at line 76 ++[files] returns ok ++[expiration] returns noop ++[logintime] returns noop rlm_pap: Found existing Auth-Type, not changing it. ++[pap] returns noop rad_check_password: Found Auth-Type EAP auth: type "EAP" +- entering group authenticate rlm_eap: EAP Identity rlm_eap: processing type tls rlm_eap_tls: Requiring client certificate rlm_eap_tls: Initiate rlm_eap_tls: Start returned 1 ++[eap] returns handled Sending Access-Challenge of id 1 to 10.0.31.40 port 1645 EAP-Message = 0x010200060d20 Message-Authenticator = 0x00000000000000000000000000000000 State = 0x6fe46b926fe66623314da1f26c728696 Finished request 0. Going to the next request Waking up in 4.9 seconds. Cleaning up request 0 ID 1 with timestamp +152067 Ready to process requests.