cisco 3660 config aaa, authenticated problem

[Truong Manh Cuong]

This is my problem :

verify username and password...

Unable to establish a connection.

 Please help me,

...............

this is my config:

 

logging rate-limit console 10 except errors
aaa new-model
aaa authentication login no_radius enable
aaa authentication ppp default group radius
aaa authorization network default group radius
aaa accounting update newinfo
aaa accounting exec default start-stop group radius
aaa accounting network default start-stop group radius
enable password cisco
!
username test password 0 123
!
!
ip subnet-zero
!
!
no ip domain-lookup
!
no ip dhcp-client network-discovery
!
!
!
!
!
!
fax interface-type modem
mta receive maximum-recipients 0
!
!
!
!
interface FastEthernet0/0
 ip address 172.16.67.62 255.255.255.0
 duplex auto
 speed auto
!
interface FastEthernet0/1
 no ip address
 shutdown
 duplex auto
 speed auto
!
interface Async225
 bandwidth 115
 ip unnumbered FastEthernet0/0
 encapsulation ppp
 async mode interactive
 peer default ip address pool RAS
 ppp authentication pap
!
ip local pool RAS 172.16.67.61
ip classless
ip route 0.0.0.0 0.0.0.0 FastEthernet0/0
ip http server
!
!
!
!
radius-server host 172.16.67.75 auth-port 1812 acct-port 1813
radius-server retransmit 3
radius-server key testing123
call rsvp-sync
!
voice-port 1/1/0
!
voice-port 1/1/1
!
!
mgcp profile default
!
dial-peer cor custom
!
!
!
!
line con 0
 exec-timeout 0 0
 logging synchronous
 login authentication no_radius
line aux 0
 modem InOut
 modem autoconfigure discovery
 autocommand  ppp
 transport input all
 autoselect during-login
 autoselect ppp
 autohangup
 stopbits 1
 speed 57600
 flowcontrol hardware
line vty 0 4
!
!
end