Hi all, Greetings NAC (Packetfence) is configured for the authentication source - Google Secure LDAP and MS AAD I am herewith furnished the radius log for your reference *Feb 28 23:43:18 packetfence auth[2368]: (5) Rejected in post-auth: [XXXX@tanuvas.org.in <drthiruna@tanuvas.org.in>] (from client 172.16.20.210/32 <http://172.16.20.210/32> port 0 cli e0:1f:88:2a:fe:1f via TLS tunnel)* *Feb 28 23:43:18 packetfence auth[2368]: (5) Login incorrect (Config item "realm[tanuvas.org.in <http://tanuvas.org.in/>].oauth2.cache_password" does not exist): [XXX@tanuvas.org.in <drthiruna@tanuvas.org.in>] (from client 172.16.20.210/32 <http://172.16.20.210/32> port 0 cli XX:XX:XX:XX:XX:XX via TLS tunnel)Feb 28 23:43:18 packetfence auth[2368]: [mac:XX:XX:XX:XX:XX:XX] Rejected user: XXX@tanuvas.org.in <drthiruna@tanuvas.org.in>Feb 28 23:43:18 packetfence auth[2368]: (5) Login incorrect (EAP-TTLS-PAP: Failed continuing EAP TTLS (21) session. EAP sub-module failed): [XXX@tanuvas.org.in <drthiruna@tanuvas.org.in>] (from client 172.16.20.210/32 <http://172.16.20.210/32> port 0 cli XX:XX:XX:XX:XX:XX)Feb 28 23:44:25 packetfence auth[2368]: (15) Ignoring duplicate packet from client 172.16.20.210/32 <http://172.16.20.210/32> port 63112 - ID: 20 due to unfinished request in component authenticate module eap_ttlsFeb 28 23:44:26 packetfence auth[2368]: (15) Rejected in post-auth: [XXX@tanuvas.org.in <drthiruna@tanuvas.org.in>] (from client 172.16.20.210/32 <http://172.16.20.210/32> port 0 cli XX:XX:XX:XX:XX:XX via TLS tunnel)* Kindly help me to resolve the issue.. Regards, Thirunavukkarasu