cisco 827

esta configuracion esta sacada de este foro, pero a alguien le a funcionado. porque he probado tantas configuraciones que no se si el problema es general o solo mio ya.

Current configuration:
!
version 12.1
no service pad
service timestamps debug uptime
service timestamps log uptime
service password-encryption
!
hostname rsluallacc
!
logging buffered 9999 debugging
!
!
!
!
!
ip subnet-zero
no ip domain-lookup
!
!
!
!
interface Loopback0
description direccion publica Megavia ADSL: (TU IP PUBLICA)
ip address x.x.x.x 255.255.255.255
!
interface Ethernet0
ip address X.X.X.X 255.255.255.0
ip nat inside
hold-queue 100 out
!
interface ATM0
no ip address
no atm ilmi-keepalive
bundle-enable
dsl operating-mode auto
!
interface ATM0.1 point-to-point
ip address x.x.x.x 255.255.254.0
ip nat outside
pvc 8/32
encapsulation aal5snap
!
!
!
ip nat inside source list 150 interface Loopback0 overload
ip classless
ip route 0.0.0.0 0.0.0.0 ATM0.1
no ip http server
!

(ESTAS LISTAS DE ACCESO VAN EN CONCORDANCIA CON LA DIRECCION DE TU ETHERNET)
access-list 150 deny ip 192.168.0.0 0.0.255.255 10.0.0.0 0.255.255.255
access-list 150 deny ip 192.168.0.0 0.0.255.255 172.16.0.0 0.0.255.255
access-list 150 deny ip 192.168.0.0 0.0.255.255 192.0.0.0 0.255.255.255
access-list 150 permit ip 192.168.0.0 0.0.255.255 any
end