The Huawei Optical Network Terminal (ONT) plays a crucial role in Fiber-to-the-Home (FTTH) networks by connecting your home or office network to the fiber-optic network infrastructure. Whether you’re trying to modify your Wi-Fi settings, troubleshoot connection issues, or perform more advanced network configurations, logging into the Huawei ONT’s web interface gives you full control over your network setup. In this blog post, we’ll guide How to log in Huawei ONT, from the initial connection to making configurations.

Your Internet Service Provider (ISP) runs a fiber line to your residence. That line carries data as light, which is incredibly efficient but unusable by your standard devices. The Huawei ONT is the dedicated piece of hardware that terminates this line inside your home. It receives the light signal, demodulates it, and outputs a standard Ethernet connection. Some advanced models also have built-in Wi-Fi and router capabilities, making them an all-in-one “gateway” device.
Before You Begin:What You Need
Before we dive into the login process, let’s first understand why you might want to access your Huawei ONT’s admin portal. Here are some common scenarios:
Changing Wi-Fi settings: This includes modifying the Wi-Fi name (SSID), updating the password, or changing the Wi-Fi security type (e.g., WPA2 or WPA3).
Setting up VLANs: For advanced users, logging into the ONT allows you to configure VLAN settings to optimize traffic for different network devices.
Checking the status of the connection: You can monitor your ONT’s operational status and see whether the fiber connection is active, troubleshoot connection drops, or view signal strength.
Upgrading firmware: Keeping the ONT firmware up to date is crucial for maintaining security and performance. Logging in allows you to check for the latest software updates and install them.
Troubleshooting issues: If your internet is not working properly, you can diagnose connection issues, check logs, or reset certain parameters to restore service.
Leia mais:NAT, DHCP, VLANs: O que seu roteador realmente faz
What You Need
Before Knowing How to log in Huawei ONT, make sure you have the following:
A device (PC, smartphone, or tablet) connected to the Huawei ONT either via Wi-Fi or Ethernet.

The IP address of the ONT. This is usually provided by your ISP (Internet Service Provider) or written on the device itself.
The administrator login credentials (username and password). These are usually provided during installation or can be found in the device manual.
Crucial Safety and Preparation Steps
The ONT’s settings interface is powerful. While viewing information is almost always safe, changing the wrong setting can temporarily—or in rare cases, permanently—disrupt your internet service.
Always prepare by doing the following:
Document the Defaults: Take clear photos of every settings page before you change anything. If something goes wrong, this is your map back to normalcy.
Understand the Scope: Recognize that many settings are meant for ISP technicians. Fields related to VLAN IDs, GPON SN, or LOID authentication are the digital keys to your ISP’s network. Altering these will break your connection until your ISP fixes it.
ISP Limitations are Real: Many providers use custom firmware that locks down certain menus or uses different login credentials than the generic Huawei defaults. They do this to prevent accidental service outages and to maintain network security.
Have a Backup Plan: Keep your ISP’s customer support number and your account information nearby. If you do get locked out or lose connection, they can often reset the device remotely or guide you through a factory reset.
Detailed Step-by-Step Login Guide
Step 1: Connect to the Huawei ONT
To begin, you need to connect your device to the ONT. There are two ways to do this:
Wi-Fi Connection: Most Huawei ONTs have a built-in wireless feature. On your device, scan for the Wi-Fi network (SSID) broadcast by the ONT. Enter the password to connect. This information is typically provided on the device label or manual.
Wired Connection: If you prefer a more stable connection, plug an Ethernet cable into one of the available LAN ports on the ONT, then connect the other end to your device’s Ethernet port.
Step 2: Open a Web Browser
Once your device is connected to the ONT, open your web browser (Google Chrome, Firefox, Safari, etc.).
Step 3: Enter the ONT’s IP Address
In your browser’s address bar, type the IP address of your Huawei ONT. The default IP address is often 192.168.100.1 or 192.168.1.1, but this can vary depending on your model. If you’re unsure, check the label on your ONT or the installation manual for the exact IP address.
Press Enter after entering the IP address.

Step 4: Log in with Your Admin Credentials
A login screen will appear, asking for a username and password. If you haven’t changed the default login credentials, they will likely be:
Username: admin/telecomadmin/root
Password: admin/admintelecom (or a custom password set by your ISP)
If the default credentials don’t work, and you can’t remember the custom ones, you may need to reset the ONT to factory settings by pressing the reset button on the device for 10-15 seconds.
Step 5: Access the Admin Interface
After successfully logging in, you’ll be presented with the Huawei ONT’s web-based management interface. The interface may vary slightly depending on the specific model of your ONT, but it will typically include sections like:
WAN Settings: Configure the Wide Area Network settings (e.g., IP address, connection type like PPPoE or DHCP).
Wi-Fi Settings: Modify the wireless network settings such as the SSID, password, security type, and wireless channel.
LAN Settings: Adjust configurations for the Ethernet ports, including DHCP settings and static IP allocations.
Firmware Upgrade: Check for firmware updates to ensure your ONT is running the latest software for performance and security.
System Logs: View logs for troubleshooting connection issues or analyzing performance.
Step 6: Make Necessary Changes
Once inside the web interface, you can make any changes you need. For example:
To change your Wi-Fi name, go to the Wi-Fi Settings tab, and modify the SSID.
If you need to change the password, locate the Security Settings in the Wi-Fi section.
For advanced configurations like setting up VLANs or adjusting routing settings, navigate to the appropriate section of the interface.
If you want to upgrade the firmware, go to the Firmware Upgrade section, where you can check for available updates and install them.

Step 7: Save Changes and Logout
Once you’ve finished making adjustments, save the settings to apply changes. Most ONTs will have an “Apply” or “Save” button at the bottom of each settings page.
Finally, for security purposes, log out of the ONT’s web interface. This ensures that unauthorized users cannot make changes to your device.
How to Log in to Other Brands of ONUs
While this guide focuses on Huawei ONTs, the login process for other brands like Baudcom is similar. If you find Huawei ONTs to be too expensive for your needs, Baudcom offers a cost-effective alternative that still provides strong performance and reliability. Baudcom ONUs are designed to offer a competitive price without compromising on essential features, making them an attractive choice for residential and business users alike.
One of the key benefits of Baudcom ONUs is that they are fully compatible with Huawei OLTs, which means you can integrate them into an existing Huawei-based network without facing compatibility issues. This makes switching to Baudcom a seamless transition if you are already using Huawei equipment, providing both cost savings and flexibility in your network setup.
Despite the more affordable price, Baudcom does not skimp on functionality. Baudcom’s web interface operates similarly to Huawei’s, with clearly labeled sections for Wi-Fi settings, WAN settings, LAN configurations, and system logs. You can easily modify your SSID, set up security preferences, and monitor connection status. This user-friendly interface allows you to manage and optimize your network in just a few clicks.
Perguntas frequentes
- I can’t access the web interface. What should I do?
If you’re unable to access the ONT interface:
- Double-check that your device is connected to the ONT (via Wi-Fi or Ethernet).
- Make sure you’re entering the correct IP address. Try both 192.168.100.1 and 192.168.1.1.
- Clear your browser’s cache or try using a different browser.
- Ensure your device has the proper network settings (such as the correct IP range).
Se as etapas acima não funcionarem, redefina o ONT para as configurações de fábrica mantendo pressionado o botão de reinicialização por 10 a 15 segundos.
- Restaurar as configurações de fábrica do meu ONT irá restaurar as credenciais de login padrão?
Aviso: A restauração de fábrica irá:
- Restaurar credenciais de login padrão
- Desconecte completamente seu serviço de internet.
- Remover configurações específicas do provedor de internet
- Solicite ao seu provedor de internet que reative/reconfigure sua conexão.
Reinicie somente se: você estiver preparado para ligar para seu provedor de internet para reconfiguração e possivelmente esperar horas/dias para o restabelecimento do serviço.
- Recebo um aviso de "conexão não segura" no meu navegador. Isso é seguro?
Sim, isso é normal. A maioria dos ONTs usa HTTP (e não HTTPS) para a interface local, que os navegadores sinalizam como "não segura". Como você está se conectando localmente em sua própria rede, esse aviso pode ser ignorado com segurança para acesso ao ONT.
- Posso alterar as configurações de DNS no meu ONT Huawei?
Sim, você pode alterar as configurações de DNS através do portal de administração:
- Acesse as Configurações de WAN ou as Configurações de Rede.
- Procure as configurações de DNS e altere os endereços do servidor DNS para os de sua preferência (por exemplo, DNS do Google: 8.8.8.8 e 8.8.4.4).
- Salve suas alterações.
- Como posso garantir a segurança do meu ONT Huawei?
Para aumentar a segurança:
Altere o nome de usuário e a senha padrão para uma senha forte e exclusiva.
Configure uma senha de Wi-Fi segura e considere ocultar o nome da sua rede (SSID).
Ative a criptografia WPA3 para Wi-Fi, se compatível.
Atualize regularmente o firmware do ONT para garantir que ele tenha os patches de segurança mais recentes.
Conclusão
Fazer login no seu ONT Huawei é essencial para gerenciar sua rede doméstica ou do escritório. Seja para alterar as configurações de Wi-Fi, solucionar problemas de conexão ou atualizar o firmware, o processo é simples e direto quando você sabe o que fazer. Seguindo os passos descritos neste guia, você poderá acessar as configurações do ONT e fazer os ajustes necessários para garantir uma conexão de internet estável e confiável.
Caso encontre algum problema ou precise de assistência adicional, não hesite em contatar o suporte ao cliente do seu provedor de serviços. Eles podem ajudar a resolver problemas mais complexos e garantir que seu ONT esteja configurado corretamente para um desempenho ideal.