R4#sh run
!
ip nat inside source list 1 interface ATM1/0 overload
ip nat outside source static 192.10.32.254 17.80.1.3 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