Introduction
This manual provides comprehensive instructions for the setup, operation, maintenance, and troubleshooting of your LANCOM 1790VA-4G VPN Business Router. This device is designed to provide high-performance and reliable internet connectivity for small and medium-sized businesses, featuring VDSL supervectoring and integrated LTE Advanced for maximum resilience.

Figure 1: LANCOM 1790VA-4G VPN Business Router. The front panel displays various status LEDs including Power, Online, DSL, four Ethernet ports (ETH 1-4), 4G, and VPN. Two external antennas are visible on either side of the device.
Орнотуу колдонмосу
1. Таңгактан чыгаруу жана алгачкы текшерүү
Бардык компоненттерди таңгактан кылдаттык менен алып салыңыз. Таңгактоо тизмесинде саналган бардык буюмдар бар экенин жана бузулбаганын текшериңиз. Эгерде кандайдыр бир буюмдар жок же бузулуп калса, дароо сатуучуга кайрылыңыз.
2. Аппараттык камсыздоону туташтыруу
- Кубат туташуу: Connect the provided power adapter to the router's power input and then to a suitable electrical outlet.
- DSL/VDSL Connection: Connect your DSL/VDSL line from the wall socket to the DSL port on the router using the supplied DSL cable.
- Ethernet байланыштары: Connect your computers or network devices to the ETH 1-4 ports using standard Ethernet cables.
- Антенна орнотуу: Screw the two external antennas securely onto the antenna connectors at the rear of the router. Adjust their orientation for optimal signal reception.
- SIM Card Insertion (for LTE): If using the LTE functionality, carefully insert your activated SIM card into the designated SIM card slot. Ensure correct orientation as indicated on the device.
3. Баштапкы конфигурация
After connecting the hardware, power on the router. Wait for the Power and Online LEDs to stabilize. Access the router's web-based management interface by typing its default IP address (e.g., 192.168.1.1) сиздин web browser. Follow the on-screen wizard for initial setup, including setting up your internet connection (VDSL or LTE), Wi-Fi settings, and administrative passwords.
Иштөө нускамалары
LED көрсөткүчтөрү
Алдыңкы панелдин диоддору абал тууралуу маалымат берет:
- Күч: Түзмөктүн күйгүзүлгөнүн жашыл түс менен көрсөтүү.
- Онлайн: Solid green indicates a stable internet connection. Blinking indicates data activity.
- DSL: Solid green indicates a stable DSL/VDSL line synchronization. Blinking indicates synchronization in progress.
- ETH 1-4: Solid green indicates a connected device. Blinking indicates data activity.
- 4G: Solid green indicates a stable LTE connection. Blinking indicates data activity.
- VPN: Solid green indicates an active VPN tunnel. Blinking indicates VPN activity.
VPN Functionality
The LANCOM 1790VA-4G supports up to 5 built-in IPSec VPN channels (expandable to 25). Configure VPN tunnels via the web management interface under the 'VPN' section. Refer to the advanced configuration guide for detailed VPN setup instructions.
SD-WAN Integration
This router supports SD-WAN for automatic VPN and VLAN configuration via the LANCOM Management Cloud. For details on integrating with LMC, please consult the LANCOM Management Cloud documentation.
Техникалык тейлөө
- Программалык камсыздоонун жаңыртуулары: Regularly check for and install firmware updates from the official Lancom webоптималдуу иштөөнү, коопсуздукту жана жаңы функцияларга жетүүнү камсыз кылуу үчүн сайт. Бул адатта роутердин web interface under 'System' or 'Firmware'.
- Тазалоо: Keep the router clean and free from dust. Use a soft, dry cloth for cleaning. Do not use liquid cleaners or aerosols. Ensure ventilation openings are not obstructed.
- Экологиялык шарттар: Operate the router within its specified temperature and humidity ranges. Avoid direct sunlight, excessive heat, and moisture.
- Сырсөз башкаруу: Periodically change your administrative passwords for enhanced security.
Проблемаларды чечүү
| Көйгөй | Мүмкүн себеп | Чечим |
|---|---|---|
| Power LED жок | Кубат адаптери туташкан эмес же туура эмес. | Check power connections. Ensure the power outlet is active. Try a different power adapter if available. |
| DSL LED blinking/off | DSL line issue or incorrect cabling. | Verify DSL cable connection. Check with your ISP for line status. |
| No Internet (Online LED off) | Configuration error, ISP outage, or DSL/LTE issue. | Check router configuration. Confirm DSL/4G connection is active. Contact your ISP. |
| Жай Интернет ылдамдыгы | Network congestion, outdated firmware, or signal interference. | Reduce number of active devices. Update firmware. Check for physical obstructions or interference. |
| Кирүү мүмкүн эмес web интерфейс | Туура эмес IP дареги, тармак жөндөөлөрү же брандмауэр. | Ensure your computer is on the same network segment. Disable temporary firewall. Try a different browser. |
For further assistance, please refer to the comprehensive online documentation available on the Lancom webсайтка же техникалык колдоо менен байланышыңыз.
Техникалык шарттар
- Модел: 1790VA-4G
- Продукциянын өлчөмдөрү: 29 x 39 x 10 см
- Элемент Салмагы: 1.5 кг
- Байланыш технологиясы: Ethernet, Wi-Fi (via optional module), VDSL2/ADSL2+, LTE
- Маалыматтарды өткөрүү ылдамдыгы: Up to 300 Mbps (VDSL Supervectoring), Up to 300 Mbps (LTE Advanced)
- Порттор: 4x GE Ports (Ethernet), 1x DSL port
- VPN Channels: 5 built-in IPSec VPN channels (25 optional)
- Network Virtualization: Up to 16 networks (ARF)
- Операция системасы: LANCOM OS
- Тtage: 230 вольт
- Шайкеш түзмөктөр: Ноутбук, персоналдык компьютер, планшет, смартфон
- Сунушталган колдонуу: Бизнес
Кепилдик жана колдоо
For detailed warranty information, please refer to the warranty card included with your product or visit the official Lancom website. Lancom provides technical support for its products. For assistance, please visit the support section of the Lancom website or contact their customer service directly. Ensure you have your product model number (1790VA-4G) and serial number ready when contacting support.
Кепилденген программалык камсыздоо жаңыртуулары: Information not available. Please check the manufacturer's website for the latest update policy.
Өндүрүүчү: LANCOM





