Result: One public IP, zero double NAT, and full control.
Ensure the settings match what you wrote down in Step 2. If your ISP handles VLAN tagging on their end, leave it disabled. Click Save or Apply . Option B: Creating a New Bridge Profile
Within the same WAN menu, look for or LAN Binding .
Change the DHCP Server status to or uncheck the box. This prevents the ZTE modem from assigning IP addresses to local devices. Navigate to the WLAN or Wi-Fi settings menu. Zte F689 Bridge Mode
Change the or Connection Type from Route to Bridge . Ensure the Service Type remains set to INTERNET .
Many ISPs hide the "Bridge" option from their customized firmware. They often do this to reduce support calls, not because the hardware is incapable. However, with a simple web browser trick, you can still enable it.
If your Internet Service Provider (ISP) uses PPPoE connection type, you must locate your internet username and password. You will need to input these into your new personal router. Result: One public IP, zero double NAT, and full control
She smiled. The ZTE F689 was no longer a gatekeeper. It was a dumb pipe—a transparent bridge of glass and electricity, letting the world speak directly to her server.
To avoid wireless interference and IP conflicts, you must turn off the ZTE's built-in routing functions. Go to the or LAN tab.
Note: Once you disable DHCP, your computer will lose its connection to the ZTE interface. This is normal. Step 6: Connect Your External Router Unplug the Ethernet cable from your computer. Click Save or Apply
This method works because the "Route" and "Bridge" values are loaded in the page's code, even if the browser only lets you see one. The following step-by-step process is known to work on ZTE routers similar to the F689, including the F680, F660, and F670 series.
Log into your external router's management dashboard via its specific Wi-Fi or LAN IP.