R3#sh run
Building configuration...

!
!
interface FastEthernet0/0
 ip address 180.40.7.129 255.255.255.224
 ip policy route-map Prob1
 duplex auto
 speed auto
!
!
!
access-list 100 permit icmp host 100.1.1.1 host 20.10.1.2 echo
access-list 101 permit icmp host 100.1.1.1 host 20.10.1.1 echo
access-list 102 permit icmp host 100.1.1.1 20.10.1.0 0.0.0.255 echo
!
route-map Prob1 permit 10
 match ip address 100
 match length 0 1000
 set ip next-hop 180.40.7.67
!
route-map Prob1 permit 20
 match ip address 101
 set interface Serial1/2
!
route-map Prob1 permit 30
 match ip address 102
 match length 1001 2147483647
 set interface Serial1/2
!
!
call rsvp-sync
!

R3#

R4#sh run int lo 0
Building configuration...

Current configuration : 63 bytes
!
interface Loopback0
 ip address 100.1.1.1 255.255.255.0
end