UFiber GPON - How to Configure Port Forwarding


This guide will outline the steps for enabling port forwarding for an ONU in Router Mode.

This article applies to the following firmware and devices.
OLT 1.2.1
ONU 2.1.1 
Devices used in this article:
  • UF-OLT, OLT4
  • UF-NanoG, UF-Loco

Table of Contents

  1. Introduction
  2. Network Diagram
  3. Steps: How to
  4. Testing & Verification
  5. Related Articles


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In OLT firmware 1.2.1 and ONU firmware 2.1.1 a port-forwarding feature for ONUs in Router mode has been added. This allows the option to easily add remote access to a device behind the ONU when on a remote network.

Network Diagram



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Configure Port Forward Rule

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ATTENTION: ONU must be set with a profile that has Router Mode enabled for the port forward option to show.

1. Configure Port Forward Rule

GUI: Access the OLT Graphical User Interface (GUI).

ONU List > Actions > Config > Port Forwarding

Enable: checked
WAN Port: 8443
Protocol: Both
LAN address:
LAN port: 443
Comment: WebServer


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Traffic destined for forwards to the Internal WebServer at 

Related Articles

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UFiber GPON - ONU Router Mode

UFiber GPON - Initial Configuraiton

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