RouterReset

Buffalo WZR-HP-AG300H

The Buffalo WZR-HP-AG300H router has 300mbps WiFi, 4 N/A ETH-ports and 0 USB-ports. It also supports custom firmwares like: dd-wrt, OpenWrt

Quick links:
Default password/Login
Login instructions
User Manuals
Flashing Custom Firmwares

Table of Contents

WZR-HP-AG300H router specifications

System specs
Cpu: 680 MHz
RAM: 128 MiB
Flash: 32 MiB
Custom firmwares: dd-wrt, OpenWrt
Connectivity
WiFi: 300mbps (abgn)
WiFi bands: 2.4GHz & 5GHz
WiFi throughput: n/a
WAN: 1 N/A port
ETH: 4 N/A ports
USB-ports: 0

Hard reset instructions for Buffalo WZR-HP-AG300H

If your WZR-HP-AG300H 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 Buffalo WZR-HP-AG300H in the following way(s):

The 30-30-30 reset

There are no specific instructions for this model yet, but you can always do 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 Buffalo WZR-HP-AG300H

If you have performed a reset of your WZR-HP-AG300H device or not changed the defaults, you should be able to access it with the following settings:

Default Gateway IP: 192.168.11.1 Buffalo login instructions
Default username: root Buffalo router default password list
Default password: password 
Default subnet mask: 255.255.255.0
Default DNS server: 192.168.11.1
Note: If you are using the default settings you should change them to increase security and prevent unathorized access to your network.

How to login to the WZR-HP-AG300H

To login to the WZR-HP-AG300H router and change the settings, you can follow these steps:

  1. Make sure you are connected to the router's network, either by Wi-Fi or ethernet cable.
  2. Open your browser and visit http://192.168.11.1
  3. You should be prompted with a login dialogue.
  4. Enter the username: root and the password password
    Note: If you have already changed the password use that instead.
  5. You will now be logged in. If you haven't yet changed the defaul password, we recommend that you change it first thing you do after logging in.

If these instructions don't work for your router, you can always try a factory reset to get the default, or try some other common Buffalo credentials, as they can usually be shared across models/variants.

WZR-HP-AG300H Firmwares

Staying up to date with the latest firmware is a good idea to keep your router even more secure from various security flaws.
If you want to squeeze a little bit of extra functionality out of your router, consider flashing an open-source firmware like dd-wrt, openWRT or LEDE. Flashing a custom ROM can greatly increase the stability and functionality of your old router.
Following are the firmwares that we have identified existing for the Buffalo WZR-HP-AG300H:

Flashing dd-wrt on the Buffalo WZR-HP-AG300H

Since the WZR-HP-AG300H has 32 MiB of flash memory, you should be able to run dd-wrt with full functionality without having to worry too much about which firmware to use.
Instructions on how to flash dd-wrt onto your Buffalo WZR-HP-AG300H can be found on the dd-wrt wiki
Note: Always make sure to read the wiki and howtos of dd-wrt before doing any flashing.

Flashing OpenWrt on the Buffalo WZR-HP-AG300H

The Buffalo WZR-HP-AG300H is supported by OpenWrt according to their Table of Hardware. So flashing OpenWrt onto it should be quite straigthforward.
To get started with the flashing, head over to the OpenWrt instructions for WZR-HP-AG300H and they'll take it from there.
Note: Flashing custom firmwares is always on you're on own risk. Make sure to read OpenWrt's wikis to understand the risks and how to proceed if something goes wrong.

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