NBG6815

The ZyXEL NBG6815 router has Gigabit WiFi, 4 N/A ETH-ports and 0 USB-ports.

Quick links:
Default password/Login
User Manuals


NBG6815 router specifications (specs)

System specs
CPU: 720 MHz + 500 MHz
RAM: 256 MiB + 128 MiB
Flash: 128 MiB + 8 MiB
Custom firmwares: None
Connectivity
WiFi: Gigabit (abgn+ac)
WiFi bands: 2.4GHz & 5GHz
WiFi throughput: n/a
WAN: 1 x N/A port
ETH: 4 x N/A ports
USB-ports: 0

ZyXEL NBG6815 review (quick overview)

Here is the quick comparison of how the ZyXEL NBG6815 compares to other routers on our site:

Average 44/100
Editor 68/100
WiFi 20/100
Hardware 45/100
Current price Find best price

For a full list of routers and how they compare to the NBG6815, check the Router Buying Guide which will help you buy the most price-competitive router.

Hard reset instructions for ZyXEL NBG6815

If your NBG6815 router is not working as it should, dropping connections or not being responsive, you should first do a reset of the router to see if the problems persist. Other scenarios where you might want to reset your router is if you've forgotten the password or misconfigured it and can't get access anymore.
Your can reset your ZyXEL NBG6815 in the following way(s):

Through the web interface

  1. Open web browser and go to the address of your router (check defaults below)
  2. Log in with your username/password (default are below)
  3. Under Maintenance, locate Backup/Restore and click it
  4. Locate the section Factory defaults and click the reset button, if prompted click Ok
  5. Wait for the router to reboot

With the reset button

  1. Have the router plugged in and turned on
  2. Locate the reset button which is marked reset and usually in a hole
  3. With a paperclip or sharp pen, press and hold the reset button for 10 seconds until the SYS light starts to blink
    1. If the SYS light doesn't start to blink after 10 seconds:
      1. Keep holding the reset button pressed
      2. Turn off the modem / unplug it
      3. While still holding the reset button, start / plug in the router
      4. After about 20 seconds, the Power or SYS light will start blinking rapidly
      5. Release the reset button
  4. When the light stops blinking and light up normally the router is reset.

The 30-30-30 reset

If the above instructions don't work you can always try the 30-30-30 reset as follows:
  1. When router is powered on, press the reset button and hold for 30 seconds. (Use a paper clip or something sharp)
  2. While holding the reset button pressed, unplug the power of the router and hold the reset button for 30 seconds
  3. While still holding the reset button down, turn on the power to the unit again and hold for another 30 seconds.

This process usually works for resetting any router to it's factory setting. If that doesn't work be sure to check out the questions and answers incase someone else has had similar problems resetting their router.

Note: It is worth reading more about how to reset routers with the 30 30 30 reset and what the risks and considerations are when resetting your router this way, instead of just rebooting it.


Default factory settings for ZyXEL NBG6815

If you have performed a reset of your NBG6815 device or not changed the defaults, you should be able to access it with the following settings:

Default Gateway IP: 192.168.1.1 ZyXEL login instructions
Default password: 1234 
Default subnet mask: 255.255.255.0
Default DNS server: 192.168.1.1
Note: If you are using the default settings you should change them to increase security and prevent unathorized access to your network.



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