Zte F689 Bridge Mode Exclusive -

Connect your PC directly to LAN port 1 of the ZTE F689. Open a browser and go to http://192.168.1.1. Log in using the telecomadmin credentials above.

  • Port Speeds:

  • Aging GPON Standard:

    • In bridge mode, the F689 stops acting as a router and simply converts the fiber GPON signal to Ethernet (or VLAN-tagged Ethernet) — functioning as a pure Layer 2 bridge. Key changes:

    | Feature | Default Mode (Router) | Bridge Mode | |---------|----------------------|--------------| | NAT | Yes | Disabled | | DHCP Server | Gives LAN IPs | Disabled | | Firewall | Active | Bypassed | | Wi-Fi | Available | Usually disabled | | Public IP | WAN side only | Passed to your own router | | Management IP | 192.168.1.1 (example) | May become unreachable unless on management VLAN | zte f689 bridge mode exclusive

    After bridging, your personal router (e.g., Asus, MikroTik, pfSense) gets the public IP from the ISP directly, handles all routing, and avoids double NAT.

    The ZTE F689 is a GPON Optical Network Terminal (ONT). It is typically provided by an ISP to terminate fiber service at a customer premises. By default, it acts as a residential gateway combining: Connect your PC directly to LAN port 1 of the ZTE F689

    This all-in-one design works for most users but can cause Double NAT or feature limitations for advanced users.