VLAN Translation. In a GPON service deployment, End User is assigned a VLAN X and the Operator wants to translate Or swap Or change that VLAN X to Y on the OLT Uplink side. In this Video, we explain, End-to-End, how to create a PPPoE Internet Traffic Service, with a VLAN Translation in the path. We have used a Tejas OLT & Tejas ONT. We also explain steps to verify the Traffic flow. For knowing specific OLT settings in a VLAN translation, Jump to 06:10mins in the Video (Section 3).