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Cellular router with LTE backup: Perfectly compatible with both 4G and 5G
What Is a Cellular Router with LTE Backup? Understanding the SR800-02 by Yeaplink
In today’s data-driven world, network reliability is paramount. A cellular router with LTE backup serves as your network’s guardian, ensuring continuous connectivity when primary connections fail. Let’s explore how Yeaplink’s SR800-02 exemplifies excellence in cellular routing technology.
The Evolution of Cellular Router Technology
The SR800-02 represents a significant advancement in cellular routing. This device combines dual-mode operation with intelligent network switching, offering seamless connectivity through both 4G and 5G networks. When primary connections falter, the cellular failover system activates instantly, maintaining critical operations without interruption.
Technical Architecture: Engineering Excellence
The SR800-02’s sophisticated architecture includes:
- Industrial-grade 5G and 4G modules
- Quad SMA antenna interfaces
- Enterprise-class networking ports (1 WAN, 4 LAN)
- Dual SIM functionality with universal voltage support
Advanced Features That Define Excellence
Key capabilities include:
- Intelligent Network Management
- Real-time connection monitoring
- Sub-second failover switching
- Seamless network transitions
- Comprehensive Protocol Support
- Enterprise VPN protocols
- Industrial IoT protocols
- Advanced routing capabilities
Real-World Applications
The SR800-02 excels in various scenarios:
- Retail environments requiring constant POS connectivity
- Industrial facilities demanding uninterrupted data flow
- Remote monitoring stations
- Emergency response systems
Technical Specifications
- Core Hardware
- 512MB RAM
- 4GB EMMC Flash
- Real-time clock synchronization
- Environmental Resilience
- Operating range: -35°C to +75°C
- IP30 protection
- Industrial-grade construction
Security Architecture
Advanced security features include:
- Enterprise-grade firewall
- DDoS protection
- Access Control Lists
- Multiple VPN protocol support
Network Management Innovation
The SR800-02 offers:
- SNMP v1/v2/v3 compatibility
- Web-based management interface
- Remote configuration capabilities
- Comprehensive logging system
Future-Ready Design
The SR800-02 ensures longevity through:
- Regular firmware updates
- Over-the-air upgrade support
- Expandable protocol compatibility
- Dual-network architecture
Conclusion: Setting New Standards
The SR800-02 represents the pinnacle of cellular routing technology. By combining robust hardware, intelligent software, and industrial-grade reliability, it delivers unparalleled network stability and performance.This device goes beyond conventional routing, offering a comprehensive solution for businesses requiring constant connectivity. Whether managing retail operations, industrial facilities, or emergency services, the SR800-02 provides the reliability modern enterprises demand.In today’s interconnected world, network continuity isn’t optional—it’s essential. The SR800-02 meets this challenge head-on, demonstrating Yeaplink’s commitment to innovation and excellence in cellular routing technology.
SR800-02 Cellular Router: Common Questions & Answers
Q1: “What are the power specifications of the SR800-02?”
The SR800-02 features a wide voltage input range of DC 5-36V (expandable to 5-60V). Standby power consumption is 300-350mA@12V DC, while working consumption ranges from 450-550mA@12V DC. It comes with an external power adapter rated at 12V 2A.
Q2: “What security features does the SR800-02 include?”
The router incorporates comprehensive security features including SPI firewall, DoS attack prevention, ACL filtering, content URL filtering, port mapping, virtual IP mapping, IP-MAC binding, and multiple VPN protocols (IPsec/L2TP/PPTP/GRE/OpenVPN/CA certificates).
Q3: “What are the WLAN capabilities of the optional WiFi module?”
The optional WLAN module supports dual-band 2.4G/5.8G with theoretical speeds up to 866.7 Mbps, upgradeable to WiFi 6 with speeds up to 1774 Mbps. It supports multiple security protocols (WPA/WPA2, WEP/TKIP/AES) and operates in both AP and Client modes with a range up to 100m.
Q4: “How does the SR800-02 ensure device reliability?”
The device features multiple protection mechanisms including reverse power protection, overvoltage/overcurrent protection, 1.5KV electromagnetic isolation for Ethernet ports, 15KV ESD protection for SIM/UIM interfaces, and an embedded watchdog for self-recovery. It boasts an MTBF of ≥100,000 hours.
Q5: “What industrial protocols does the SR800-02 support?”
The router supports various industrial protocols including Environmental 212 protocol, MQTT, MODBUS, TCP/UDP transparent transmission, and Modbus RTU to Modbus TCP bridge functionality. It also features comprehensive DTU functions with multiple operating modes.
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