VDSL mit Cisco Routern

!
interface FastEthernet3
   description WAN to VDSL-Modem
   switchport mode trunk
!
interface Vlan7
  description VLAN fuer VDSL
  no ip address
  pppoe enable group global
  pppoe-client dial-pool-number 1
!
interface Dialer0
  ip address negotiated
  ip mtu 1452
  ip nat outside
  ip virtual-reassembly
  encapsulation ppp
  ip route-cache policy
  ip route-cache flow
  dialer pool 1
  dialer idle-timeout 0
  dialer persistent
  dialer-group 1
  ppp authentication chap pap callin
  ppp pap sent-username @t-online.de password 0