Configuration Guide Manual¶

I. Document Information¶

Document name: Configuration Manual
Product model: ER805
Firmware version: V2.0.1
Applicable scenarios: Equipment networking
Writing date: March 25, 2026

II. Gateway Overview¶

2.1 Product Introduction¶

ER805 is a multi-functional edge access router supporting 5G/4G cellular and wired broadband access, equipped with gigabit network ports and gigabit Wi-Fi, capable of supporting network access for various digital terminals to meet the networking needs of various commercial stores and corporate offices, ensuring uninterrupted digital store operations and productivity. ER805's multi-link switching policy and dual SIM design can achieve multi-link backup to ensure network interruption, with excellent network performance and high availability. The solution also provides Xiaoxing Cloud Manager SaaS platform to help you achieve centralized network configuration, remote equipment upgrades, remote fault diagnosis, and one-stop dynamic management of terminals and applications, online insight into network visualization, keeping store and office networks under control.

2.2 Main Functions¶

4/5G internet access
Remote configuration, remote diagnosis, remote upgrade
Wide temperature industrial-grade design

2.3 Typical Application Topology¶

POS machine/Cash register equipment → Ethernet → ER805→ 4/5G → Cloud platform/Server

III. Hardware Description¶

3.1 Appearance and Interfaces¶

Power interface: DC 9–36V
Network ports: LAN ×4 + 1WAN
Wireless: 4G
Indicator lights: PWR, Network, WIFI
Reset button: Restore factory settings

3.2 Wiring Instructions¶

3.2.1 Power Wiring¶

Positive: V+
Negative: V-
Note: Reverse polarity protection, lightning protection, grounding

3.2.2 Ethernet Wiring¶

Direct/crossover adaptive, recommends Cat5e or higher network cables.

IV. Factory Default Parameters¶

Default IP: 192.168.10.1
Subnet mask: 255.255.255.0
Web username: adm
Web password: 123456

V. Preliminary Preparation¶

Set computer to same network segment IP as gateway
Connect computer to gateway LAN port with network cable
Power on router, wait for RUN light to illuminate steadily
Enter device IP in browser to access configuration page

VI. Network Configuration¶

6.1 Local Network Configuration¶

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6.2 4G Wireless Network Configuration¶

Insert 5G SIM card
Enable mobile network
APN: Automatic
View signal strength

VII. Enable Xiaoxing Cloud Platform¶

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VIII. Configuration Backup and Recovery¶

Export configuration file
Restore factory configuration

IX. Status Monitoring and Diagnosis¶

9.1 Operating Status¶

Device online status
Network traffic, signal strength

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9.2 Log Viewing¶

System logs

X. Common Problems and Troubleshooting¶

Cannot open Web
Check network segment, network cable, IP conflicts
Reset gateway and retry

XI. Safety Precautions¶

Reliable grounding at industrial site
LAN port address needs to be modified to the gateway of the local subnet
Backup after configuration is complete
Change remote password regularly
Prohibit operation by unauthorized personnel