Sample Bonded (MPPP) ADSL config on Cisco IOS

ip cef
!
ip subnet-zero
ip name-server [IP of DNS]
ip name-server [IP of DNS]
ip cef
!
!
!
!
interface ATM0
no ip address
no atm ilmi-keepalive
pvc 0/38
encapsulation aal5mux ppp dialer
dialer pool-member 1
!
dsl operating-mode auto
!
interface ATM1
no ip address
no atm ilmi-keepalive
pvc 0/38
encapsulation aal5mux ppp dialer
dialer pool-member 1
!
dsl operating-mode auto
!
interface Dialer0
ip address negotiated
ip accounting output-packets
encapsulation ppp
dialer pool 1
dialer-group 1
dialer persistent
ppp authentication chap callin
ppp chap hostname your.login/id-ml
ppp chap password yourpassword
ppp multilink
ppp multilink fragment disable
no ppp multilink interleave
no ppp reliable
!
ip classless
ip route 0.0.0.0 0.0.0.0 Dialer0
!
dialer-list 1 protocol ip permit
!
end