I want that no packet leaves f0/0 (R2).
These are my configurations:
R1:
!
interface FastEthernet0/0
ip address 192.168.1.1 255.255.255.0
!
R2:
!
interface FastEthernet0/0
ip address 192.168.1.2 255.255.255.0
ip access-group 101 out
!
access-list 101 deny ip any any
!