interface Multilink1
 ip address 12.84.242.30 255.255.255.252
 ip virtual-reassembly
 no keepalive
 ppp multilink
 ppp multilink group 1
 ppp multilink fragment disable
 max-reserved-bandwidth 100


interface Serial3/0/0
 no ip address
 encapsulation ppp
 ppp multilink
 ppp multilink group 1
 max-reserved-bandwidth 100
!
interface Serial3/1/0
 no ip address
 encapsulation ppp
 ppp multilink
 ppp multilink group 1
 max-reserved-bandwidth 100
!
interface Serial4/0/0
 no ip address
 encapsulation ppp
 ppp multilink
 ppp multilink group 1
 max-reserved-bandwidth 100
!
interface Serial4/1/0
 no ip address
 encapsulation ppp
 ppp multilink
 ppp multilink group 1
 max-reserved-bandwidth 100