I have a customer who has this PPPoE configuration below, not I am not sure it would work.
interface GigabitEthernet0/0.1
encapsulation dot1Q 1 native
ip address x.x.x.x 255.255.255.0
interface GigabitEthernet0/0.10
encapsulation dot1Q 10
pppoe enable group global
pppoe-client dial-pool-number 1 dial-on-demand
interface Dialer1
ip address negotiated
ip mtu 1492
ip nat outside
ip virtual-reassembly
encapsulation ppp
dialer pool 1
dialer-group 1
no cdp enable
ppp authentication chap callin
ppp chap hostname xxxxxxx
ppp chap password 7 131400430E1E563E32
ppp pap sent-username xxxxxxx password 7 010211555E19541B38
Any help on this is highly appreciated.