!
version 12.4
service timestamps debug datetime msec
service timestamps log datetime msec
no service password-encryption
!
hostname Router_A
!
boot-start-marker
boot-end-marker
!
enable password cisco
!
no aaa new-model
memory-size iomem 25
!
ip cef
!
vpdn enable
!
interface Ethernet0
 description Internet
 no ip address
 half-duplex
 pppoe enable group global
 pppoe-client dial-pool-number 1
!
interface FastEthernet0
 description LAN
 no ip address
 ip nat inside
 ip virtual-reassembly
 ip tcp adjust-mss 1414
 shutdown
 speed auto
!
interface Dialer1
 ip address negotiated
 ip access-group 100 in
 ip mtu 1454
 ip nat outside
 ip virtual-reassembly
 encapsulation ppp
 dialer pool 1
 dialer idle-timeout 0
 dialer-group 1
 ppp authentication chap callin
 ppp chap hostname user-id@isp-id
 ppp chap password 0 cisco
!
ip forward-protocol nd
no ip http server
no ip http secure-server
!
access-list 100 deny   ip 0.0.0.0 0.255.255.255 any
access-list 100 deny   ip 10.0.0.0 0.255.255.255 any
access-list 100 deny   ip 127.0.0.0 0.255.255.255 any
access-list 100 deny   ip 169.254.0.0 0.0.255.255 any
access-list 100 deny   ip 172.16.0.0 0.15.255.255 any
access-list 100 deny   ip 192.0.2.0 0.0.0.255 any
access-list 100 deny   ip 192.168.0.0 0.0.0.255 any
access-list 100 deny   ip 224.0.0.0 15.255.255.255 any
access-list 100 deny   ip 240.0.0.0 15.255.255.255 any
access-list 100 deny   tcp any any range 137 139
access-list 100 deny   tcp any range 137 139 any
access-list 100 deny   udp any any range netbios-ns netbios-ss
access-list 100 deny   udp any range netbios-ns netbios-ss any
access-list 100 deny   tcp any any eq 445
access-list 100 deny   tcp any eq 445 any
access-list 100 deny   udp any any eq 445
access-list 100 deny   udp any eq 445 any
access-list 100 deny   tcp any any eq telnet
access-list 100 permit ip any any
!
control-plane
!
line con 0
line aux 0
line vty 0 4
 password cisco
 login
!
end