Configure your PPPOE
Under Construction
pp select 1
pp always-on on
pppoe use lan3
pp auth accept pap chap
pp auth myname USERNAME PASSWORD
ppp lcp mru on 1454
ppp ipcp ipaddress on
ppp ipcp msext on
ip pp mtu 1454
ip pp intrusion detection in on reject=on
ip pp nat descriptor 1000
pp enable 1
NAT
nat descriptor type 1000 nat-masquerade