R4#sh run | b 0/0
interface FastEthernet0/0
 ip address 17.80.1.2 255.255.255.0
 ip nat inside
 speed 100
 full-duplex
!
interface ATM1/0
 ip address 192.10.32.14 255.255.255.0
 ip nat outside
 no atm ilmi-keepalive
 pvc 0/72
  protocol ip 192.10.32.254 broadcast
 !
!
ip nat inside source list Prob9 interface ATM1/0 overload
ip nat outside source static 192.10.32.254 17.80.1.10 extendable
ip nat outside source static 192.10.32.254 17.80.1.254 extendable
ip nat outside source static 192.10.32.254 17.80.1.252 extendable
ip nat outside source static 192.10.32.254 17.80.1.250 extendable

!
ip access-list standard Prob9
 permit any
!