industrial 4G router-sr500

1. Network Architecture Overview

The SR500 4G Router serves as the core communication device in smart transportation systems, utilizing its 4G LTE CAT4 high-speed network capabilities to build a reliable and efficient traffic data transmission network.

2. Network Features

• 4G LTE CAT4 high-speed connectivity: Supports large-scale IoT device access
• Dual Ethernet interfaces: Supports wired backup and flexible network topology
• VPN functionality: Supports PPTP, L2TP, IPSEC, OPENVPN, and more
• Network security: Built-in firewall, supports SPI, DoS defense, ACL, etc.
• Remote management: Supports SNMP and Star Device Manager cloud platform

SR500 4G Router Smart Transportation Network Solution

3. Network Deployment Plan

3.1 Intersection Monitoring Point Deployment

• Install SR500 routers at each key intersection
• Use LAN ports to connect traffic light controllers and cameras
• Transmit data in real-time to the traffic management center via 4G network

3.2 Public Transit Vehicle System

• Install SR500 routers on each public transit vehicle
• Utilize RS232/RS485 interfaces to connect onboard devices (e.g., GPS locators)
• Enable real-time location tracking and data reporting via 4G network

3.3 Parking Lot Management

• Install SR500 routers at parking lot entrances and on each level
• Use LAN ports to connect parking space sensors and display screens
• Update central parking management system in real-time via 4G network

3.4 Traffic Command Center

• Deploy high-performance servers as VPN concentrators
• Establish secure data transmission channels using SR500’s VPN functionality
• Implement centralized management and monitoring through the Star Device Manager cloud platform

4. Network Configuration Steps

1. APN settings: Configure correct APN parameters to ensure 4G network connection
2. VPN configuration: Set up IPSEC VPN for end-to-end encrypted communication
3. VLAN segmentation: Divide VLANs for different services (e.g., video surveillance, signal control)
4. QoS policies: Configure bandwidth management to guarantee network quality for critical services
5. Firewall rules: Set up ACLs to allow only authorized devices and traffic
6. SNMP configuration: Enable SNMP for remote monitoring and management
7. Failover setup: Configure wired and wireless backup to increase network reliability

5. Network Security Measures

• Enable SPI firewall to defend against DoS attacks
• Configure IPsec VPN to ensure data transmission security
• Implement access control lists to restrict unauthorized access
• Enable HTTPS for web management to protect configuration interface
• Regularly update firmware to patch known security vulnerabilities

6. Network Monitoring and Maintenance

• Use SNMP protocol to monitor device status and traffic in real-time
• Perform remote configuration and fault diagnosis via Star Device Manager platform
• Set traffic thresholds and alerts to promptly detect anomalies
• Regularly review logs to analyze network performance and security events

The smart transportation network solution built with SR500 4G routers provides a reliable, secure, and efficient data communication foundation for urban traffic management. Its industrial-grade design and rich network features ensure stable system operation in complex traffic environments, offering robust network support for various smart transportation applications.