25) On R2 s1/2 fragment the frames to 240 bytes/  Make sure to interleave the frame.
Assume that the link is 128k.


R2#sh run | b int
interface Multilink1
 ip address 180.40.7.2 255.255.255.224
 ppp multilink
 ppp multilink fragment delay 15
 ppp multilink interleave
 ppp multilink group 1
!
interface Serial1/2
 no ip address
 encapsulation ppp
 clock rate 64000
 ppp multilink
!


R3#sh run | b int
interface Multilink1
 ip address 180.40.7.1 255.255.255.224
 ppp multilink
 ppp multilink fragment delay 15
 ppp multilink interleave
 ppp multilink group 1
 max-reserved-bandwidth 100
 service-policy output Prob9
!

interface Serial1/2
 no ip address
 encapsulation ppp
 ppp multilink
 ppp multilink group 1
!