ip nat pool pool-131 1.1.1.2 1.1.1.2 prefix-length 29
ip nat pool pool-132 1.1.1.3 1.1.1.3 prefix-length 29
ip nat pool pool-133 1.1.1.4 1.1.1.4 prefix-length 29
!
ip nat inside source route-map rm-131 pool pool-131 overload
ip nat inside source route-map rm-132 pool pool-132 overload
ip nat inside source route-map rm-133 pool pool-133 overload
!
access-list 131 permit ip 172.17.100.0 0.0.0.255 any
access-list 132 permit ip 172.17.101.00.0.0.255 any
access-list 133 permit ip 172.17.102.00.0.3.255 any
!
route-map rm-131 permit 10
 match ip address 131
 !
route-map rm-132 permit 10
 match ip address 132
 !
route-map rm-133 permit 10
 match ip address 133
 !