1. Introdução
The Robustel R3000-4L is a dual SIM industrial cellular VPN router designed for robust and reliable connectivity in harsh environments. It provides seamless, secure, and fast wireless connectivity for M2M/IoT applications, functioning as a versatile and easy-to-deploy VPN gateway.
This manual provides comprehensive instructions for the setup, operation, maintenance, and troubleshooting of your R3000-4L router.
2. Produto acabadoview
2.1 Principais Características
- Dual SIM support for redundant cellular connectivity.
- Design de nível industrial para ambientes extremos.
- Support for WWAN1, WWAN2, Ethernet WAN, WLAN WAN link backup and ICMP detection via Link Manager.
- Backup Mode options: WWAN1+WWAN2 Cold, WWAN1+WAN/WLAN Warm, and load balancing backup mode.
- Supports IPv6 for future-proof networking.
- Powered by RobustOS with SDK and App support.
- Integrated GPS for location services.
- Multiple connectivity options: 2x Ethernet ports, USB, WLAN.
- Ampla entrada voltage faixa: 9-60VDC.
2.2 Conteúdo da embalagem
The standard package for the Robustel R3000-4L includes:
- Robustel R3000-4L Industrial Cellular VPN Router
- (Additional accessories such as antennas, power adapter, mounting kit may vary by region or specific bundle. Please check your packaging for a complete list.)
2.3 Layout do dispositivo

Figure 1: Front Panel of Robustel R3000-4L Router
This image displays the front panel of the Robustel R3000-4L router. Visible components include:
- Conectores de antena: AUX and MAIN (top), GPS and WLAN (bottom).
- Indicadores LED: RUN, PPP, USR (left column); NET, SIM (right column), and signal strength indicators (red, yellow, green bars).
- Porta USB: Porta USB padrão.
- Portas Ethernet: ETH0 and ETH1, with status LEDs.
- Bloco terminal: For In1, In2, OUT1, OUT2, GND, A, B connections.
- Botão de reinicialização: Labeled RST.
3. Guia de configuração
3.1 Precauções de segurança
- Certifique-se de que a fonte de alimentação voltage está dentro da faixa especificada (9-60 VCC).
- Não exponha o dispositivo a temperaturas extremas, umidade ou luz solar direta.
- Desligue a energia antes de realizar qualquer instalação ou manutenção.
- Use appropriate tools and follow all local electrical codes.
3.2 Instalação do cartão SIM
- Locate the SIM card slots on the device. The R3000-4L supports dual SIM cards.
- Certifique-se de que o dispositivo esteja desligado.
- Insert the SIM cards into the designated slots until they click into place. Ensure correct orientation.
- Feche a tampa do cartão SIM com segurança.
3.3 conexão de antena
- Connect the cellular antennas to the MAIN and AUX connectors.
- If using WLAN, connect the WLAN antenna to the WLAN connector.
- If using GPS, connect the GPS antenna to the GPS connector.
- Ensure all antenna connections are finger-tight.
3.4 Conexão de Energia
- Connect the power supply to the device's power input terminal block.
- Ensure correct polarity (positive to positive, negative to negative).
- Verify the power source provides 9-60VDC.
- Once all connections are secure, apply power to the device.
3.5 Conexão de Rede Inicial
- Connect a computer to one of the Ethernet ports (ETH0 or ETH1) using an Ethernet cable.
- Configure your computer's network adapter to obtain an IP address automatically (DHCP).
- Abra um web browser and navigate to the router's default IP address (refer to the device's documentation or label for the default IP, commonly 192.168.1.1).
- Log in using the default username and password (refer to the device's documentation).
4. Instruções de operação
4.1 Indicadores LED
Understanding the LED indicators is crucial for monitoring the router's status:
| LIDERADO | Status | Descrição |
|---|---|---|
| CORRER | Verde (Sólido) | O sistema está funcionando normalmente. |
| CORRER | Verde (piscando) | System is booting up or performing an update. |
| PPP | Verde (Sólido) | PPP connection established. |
| PPP | Desligado | No PPP connection. |
| EUA | Configurável | User-definable LED, configurable via software. |
| LÍQUIDO | Verde (Sólido) | Network connection active. |
| LÍQUIDO | Desligado | Sem conexão de rede. |
| SIM | Amarelo (sólido) | SIM card detected and ready. |
| SIM | Desligado | No SIM card detected or SIM error. |
| Intensidade do sinal | Red/Yellow/Green | Indicates cellular signal strength (Red: Weak, Yellow: Medium, Green: Strong). |
4.2 Web Configuração da interface
The Robustel R3000-4L is managed primarily through its web-based interface. After logging in, you can configure various settings:
- Configurações de rede: Configure WAN (Cellular, Ethernet, WLAN), LAN, VPN (IPsec, OpenVPN, L2TP, PPTP), Firewall rules, and Port Forwarding.
- Configurações do sistema: Manage user accounts, update firmware, configure time settings, and view registros do sistema.
- Link Manager: Set up link backup and failover strategies for redundant connectivity (WWAN1, WWAN2, Ethernet WAN, WLAN WAN).
- SMS/Email Alerts: Configure notifications for critical events.
- GPS: Monitor GPS location data.
- SDK/App: Utilize the RobustOS SDK to develop custom applications or install pre-built apps.
Refer to the detailed online documentation or the router's built-in help for specific configuration steps for each feature.
5. Manutenção
5.1 atualizações de firmware
Regularly updating the router's firmware ensures optimal performance, security, and access to new features. Firmware updates can typically be performed via the web interface. Always download firmware from the official Robustel website.
5.2 Limpeza
Mantenha o dispositivo limpo e livre de poeira. Use um pano macio e seco para a limpeza. Não utilize produtos de limpeza líquidos ou aerossóis.
5.3 Considerações Ambientais
Ensure the router operates within its specified temperature and humidity ranges to prevent damage and ensure longevity.
6. Solução De Problemas
Esta seção fornece soluções para problemas comuns que você pode encontrar.
6.1 Sem energia
- Verify the power adapter is correctly connected to the router and the power outlet.
- Check the power source for voltage and stability (9-60VDC).
- Ensure the power terminal block connections are secure and correctly polarized.
6.2 No Cellular Connection
- Check the SIM card installation and ensure it is properly seated.
- Verify the SIM card is active and has a valid data plan with your mobile operator.
- Ensure cellular antennas are securely connected to the MAIN and AUX ports.
- Check the SIM and NET LEDs for status.
- Confirm APN settings are correctly configured in the web interface.
- Check cellular signal strength via the web interface or signal strength LEDs. Relocate the router if signal is weak.
6.3 Não é possível acessar Web Interface
- Ensure your computer is connected to an Ethernet port of the router.
- Verify your computer's IP settings (should be set to DHCP or a static IP within the router's subnet).
- Confirm you are using the correct default IP address (e.g., 192.168.1.1) and port (if applicable).
- Tente limpar o cache do seu navegador ou usar um navegador diferente.
- If you have forgotten the password, perform a factory reset using the RST button (refer to the device's specific reset procedure, usually press and hold for 5-10 seconds while powered on). Note: A factory reset will erase all configurations.
7. Especificações
| Recurso | Descrição |
|---|---|
| Número do modelo | R3000-4L (B018745) |
| Tecnologia de Conectividade | Ethernet, Cellular (Dual SIM) |
| Padrão de comunicação sem fio | 802.11a, 802.11b, 802.11g, 802.11n |
| Classe de Banda de Frequência | Banda dupla (5 GHz) |
| Vol de entradatage | 9-60 VCC |
| Recurso especial | LED Indicator, GPS |
| Dispositivos compatíveis | Computador pessoal |
| Usos recomendados | Business, M2M/IoT Applications |
| Sistema operacional | RobustOS + SDK + aplicativo |
| Componentes incluídos | Roteador |
8. Informações de garantia
This product is manufactured by Robustel. For specific warranty terms and conditions, please refer to the warranty card included with your product or visit the official Robustel website. A cobertura da garantia normalmente inclui defeitos de materiais e de fabricação sob uso normal.
Guarde o comprovante de compra para reclamações de garantia.
9. Suporte Técnico
For technical assistance, product documentation, or software downloads, please visit the official Robustel support website. You may also contact their technical support team directly via the contact information provided on their website.
When contacting support, please have your product model number (R3000-4L / B018745) and serial number ready.





