Hello! In the file users add the user jorge Auth-Type := Local , User-Password == "jorge" place the following command :~$ radtest jorge jorge localhost 1812 testing123 and the result is Sending Access-Request of id 19 to 127.0.0.1 port 1812 User-Name = "jorge" User-Password = "jorge" NAS-IP-Address = 255.255.255.255 NAS-Port = 1812 rad_recv: Access-Accept packet from host 127.0.0.1:1812, id=19, length=2 ------------------------------------------------------------------------------------------------------------- After add the user 00- 07 -E9- C7 -51- 89 Auth-Type := Local , User-Password == "mac" note this is a mac address 00- 07 -E9- C7 -51- 89 :~$ radtest 00- 07 -E9- C7 -51- 89 mac localhost 1812 testing123 and the result is Sending Acces-Request of id 208 to 127.0.0.1 port 1812 User-Name = " 00- 07 -E9- C7 -51- 89" User-Password = "mac" Nas-IP-Address = 127.0.1.1 Nas-Port = 1812 Framed-Protocol = PPP radclient: no response from server for ID 208 socket 3 help to solve the problem