VIAVI TestCenter: Why PPPoE client failed to connect if there is DNS option in PPP IPCP?
Knowledge Base - FAQ
VIAVI TestCenter: Why PPPoE client failed to connect if there is DNS option in PPP IPCP?
It is an known issue before VIAVI TestCenter 4.0.
VIAVI TestCenter support PPPoE with DNS option 129 from VIAVI TestCenter 4.0.