Меня то же интересует как насторить pppoe+VPN на 1-ом ethernet - интерфейсе
Сisco 877, v 12.4.
Конфиг interface FastEthernet1
switchport access vlan 2
pppoe-client dial-pool-number 1
interface Vlan1
description LAN
ip address 192.168.117.1 255.255.255.0
ip nat inside
ip virtual-reassembly
ip tcp adjust-mss 1412
no ip mroute-cache
interface Vlan2
ip address 192.168.254.198 255.255.255.0
ip tcp adjust-mss 1412
interface Dialer1
ip address negotiated
ip nat outside
ip virtual-reassembly
encapsulation ppp
ip route-cache policy
dialer pool 1
no cdp enable
ppp chap hostname
ppp chap password 0
ip route 0.0.0.0 0.0.0.0 Dialer1
ip route 192.168.0.0 255.255.0.0 192.168.254.197
ip nat pool nat_pool 192.168.117.1 192.168.117.254 netmask 255.255.255.0
ip nat inside source list 1 interface Dialer1 overload
access-list 1 permit 192.168.117.0 0.0.0.255
Пожалуйста помогите!!!!