今天突然心血來潮Google了一下Cisco Router撥接搜尋到設定方法：
設備:Cisco 1750 + WIC-1ENET=
IOS需求:IP/ADSL PLUS 以上的版本
ADSL:中華電信10M/2M PPPoE (D-Link ATU-R)
以下是設定範例，供大家參考:
!
vpdn enable
!
vpdn-group pppoe
request-dialin
protocol pppoe
!
interface Ethernet0
no ip address
full-duplex
pppoe enable
pppoe-client dial-pool-number 1
!
interface FastEthernet0
ip address 10.0.0.1 255.255.255.0
ip nat inside
speed auto
!
interface Dialer1
ip address negotiated
ip mtu 1492
ip nat outside
encapsulation ppp
dialer pool 1
dialer-group 1
ppp pap sent-username xxxxxxxx@hinet.net password 0 2xxxxxx
!
ip classless
ip route 0.0.0.0 0.0.0.0 Dialer1
no ip http server
no ip http secure-server
ip nat inside source list 1 interface Dialer1 overload
!
!
!
access-list 1 permit any
dialer-list 1 protocol ip permit
!
來源：http://redhat.ecenter.idv.tw/bbs/showthread.php?threadid=55036
