pppoe server can't connect

Hello everyone
I have problem with pppoe server when i try to connect with windows 8 .
message of problem from windows,
“error 720 a connection to the remote computer could not be established you might need to change the network settings for this connection .”

I expect that problem in “ppp profile protocols” which a true choose of that , (use mpls,use compression,use vj compression,use encryption) .

note:
the same secret (user name and password ) i tested it with windows xp are “connect” ok

any one have idea please help me
regards

No answer

No answer