In today’s interconnected world, having a consistent and uninterrupted internet connection is paramount for Industrial IoT. This is where failover routers step in to save the day. This extensive guide delves deep into the realm of failover routers, providing an in-depth exploration of their significance, functionality, and advantages. From gaining a comprehensive understanding of how failover routers operate to selecting the perfect one to suit your specific requirements, this article leaves no stone unturned. Uncover the key features to prioritize, compare the finest failover routers for industrial IoT applications, and familiarize yourself with the setup and configuration processes involved. Furthermore, acquire valuable insights into safeguarding the security of your failover router and address frequently asked questions to dispel any uncertainties. Armed with this ultimate guide, you will be well-prepared to ensure a dependable and uninterrupted network connection with the best failover router for 2023.

The Ultimate Guide to the Best Failover Routers for 2023

1. Introduction

Uninterrupted internet access has become a vital necessity in our interconnected world. Whether it’s businesses relying on cloud-based services or remote workers depending on video conferencing, having a stable and reliable internet connection is of utmost importance. Failover routers play a crucial role in maintaining network connectivity by seamlessly switching to a backup connection in case of an internet outage. LTE failover routers offer an additional layer of redundancy, ensuring uninterrupted internet access even when the primary connection fails.

The significance of failover routers lies in their ability to act as a safety net, automatically transitioning to an alternative internet connection when the primary one fails. This automatic failover feature helps ensure network connectivity even during internet outages.

Reliable internet connectivity holds immense importance in today’s digital age, where businesses heavily rely on it for efficient functioning. With the increasing dependence on cloud-based services, video conferencing, and online transactions, having a dependable internet connection has become more critical than ever.

LTE failover routers serve the specific purpose of providing backup internet connectivity through a cellular network. They serve as an alternative connection option when wired internet connections fail, guaranteeing continuous network availability.

This comprehensive guide covers all aspects of failover routers, encompassing their functionality, essential features to consider, a comparison of top failover routers for different use cases, step-by-step instructions for setting up and configuring a failover router, best practices for maintenance, and important security considerations to keep in mind.

2. Understanding Failover Routers

What are failover routers?
Failover routers are networking devices that automatically switch between primary and backup internet connections in the event of an internet outage. They provide seamless connectivity by redirecting traffic to the working connection, ensuring uninterrupted access to the internet and network resources.

How do failover routers work?
Failover routers monitor the status of the primary internet connection. When an outage is detected, they automatically switch to the backup connection, such as a secondary wired connection or a cellular network. Once the primary connection is restored, the router switches back to it, ensuring a smooth transition.

Benefits of using failover routers:
Failover routers offer several advantages, including continuous internet access during outages, enhanced reliability, increased network uptime, improved productivity, and seamless failback to the primary connection.

The functionality of failover routers:
Failover routers analyze the availability of the primary connection through various methods, such as pinging the gateway or monitoring link status. Based on the configured failover routing policy, they automatically switch traffic to the backup connection when necessary.

What is Failover Routing Policy?
Failover routing policy determines the conditions under which traffic should be redirected to the backup connection. It can be configured based on factors like link status, response time, or specific applications. The policy ensures efficient utilization of available connections and minimizes disruptions during internet outages.

3. Factors to Consider Before Choosing a Failover Router

Internet connection types supported:
Ensure that the failover router supports the internet connection types available in your environment, such as DSL, cable, fiber, or cellular.

Speed and performance considerations:
Evaluate the router’s throughput capacity and performance specifications to ensure it can handle your network’s bandwidth requirements.

Scalability and expandability options:
Consider future growth and the ability to add additional connections or features to meet evolving needs.

Security features and protocols:
Check for built-in security measures like firewall capabilities, VPN support, and encryption protocols to safeguard your network from unauthorized access.

4. Failover Router Capabilities

A. Compatibility of routers for failover setup

Not all routers support failover functionality. It is essential to choose a router that explicitly offers failover capabilities or supports failover through firmware updates.

B. Automatic failover vs. manual failover

Automatic failover routers detect internet outages and switch to the backup connection automatically. Manual failover routers require manual intervention to switch connections.

C. Important features of an automatic failover router

1. Simplified integration: Look for routers that are easy to integrate into existing network infrastructures without extensive reconfiguration.

2. Certified connectivity options: Choose routers that support certified connections with major internet service providers to ensure compatibility and seamless failover.

3. Security features: Opt for routers with built-in security measures such as VPN support, firewall capabilities, and intrusion detection/prevention systems.

5. Top Features to Look for in a Failover Router

Dual WAN support:
Dual-WAN routers allow the simultaneous use of two internet connections, providing redundancy and increased bandwidth.

Automatic failover and failback capabilities:
The router should automatically switch to the backup connection during an outage and revert to the primary connection when restored.

Load balancing functionality:
Load balancing distributes network traffic across multiple connections, optimizing performance and utilizing available bandwidth efficiently.

VPN support:
VPN (Virtual Private Network) support allows secure remote access to the network and ensures data privacy.

Quality of Service (QoS) settings:
QoS settings prioritize network traffic, ensuring critical applications receive sufficient bandwidth and maintaining a consistent user experience.

Firewall and network security features:
Built-in firewalls, intrusion detection/prevention systems, and network segmentation capabilities protect the network from unauthorized access and threats.

6. Active vs. Passive Failover Router

Active failover routers continuously monitor the primary connection and instantly switch to the backup connection upon failure. Passive failover routers require manual intervention to initiate the failover process.

7. Best Failover Routers for Industrial IoT


Overview of Router RUT240: The RUT240 is a compact and robust failover router suitable for industrial IoT applications.

Key features and specifications: The router offers dual SIM support, wireless LAN connectivity, VPN functionality, and a wide range of security features.

Pros: Easy setup, reliable performance, affordable price point

AirLink® LX60 Dual Ethernet LTE-M/NB-IoT

Overview of LX60: The LX60 is a ruggedized failover router designed for industrial applications, featuring dual Ethernet ports and LTE-M/NB-IoT connectivity.

Key features and specifications: The router supports multiple LTE bands, provides secure and reliable connectivity, and offers advanced networking capabilities.

Pros: High-speed LTE connectivity, industrial-grade durability, secure remote management

RUT955 – Industrial LTE Cat 4 Router

Overview of RUT955: The RUT955 is a versatile industrial-grade router with LTE Cat 4 connectivity and dual SIM support.

Key features and specifications: The router offers advanced security features, high-speed data transmission, and remote management capabilities.

Pros: Dual SIM redundancy, wide temperature range support, advanced security features

AR7091 Industrial LTE Router: Dual-SIM with Auto-Carrier Switching

Overview of AR7091: The AR7091 is a dual-SIM failover router specifically designed for industrial applications, featuring auto-carrier switching and LTE connectivity.

Key features and specifications: The router ensures uninterrupted connectivity with automatic carrier switching, offers robust security features, and supports multiple VPN protocols.

Pros: Automatic carrier switching, ruggedized design, reliable performance

8. The Importance of Wireless Network Failover Routers

A. Significance for businesses and organizations:
Wireless network failover routers are crucial for businesses and organizations that heavily rely on continuous network connectivity, ensuring uninterrupted operations and minimizing downtime.

B. Shifting importance due to cloud-based services:
With the increasing adoption of cloud-based services, the reliance on the internet has become even more critical. Wireless network failover routers ensure uninterrupted access to cloud services, preventing disruptions and data loss.

C. Advantages of LTE and 5G wireless data:
LTE and 5G wireless data connections offer high-speed and reliable internet access. Wireless failover routers utilizing these technologies provide a robust backup solution for wired connections.

9. Comparison of Top Failover Routers

When choosing a failover router, it’s essential to compare the key aspects and features of different models. Here is a comparison table outlining the performance, features, and pricing of the top failover routers for 2023:

Failover Router Performance Features Pricing
RUT240 High Dual WAN support, automatic failover, load balancing, VPN support, QoS settings Affordable
AirLink® LX60 Excellent Dual Ethernet LTE-M/NB-IoT, automatic failover, load balancing, VPN support, advanced security features Mid-range
RUT955 High Industrial LTE Cat 4, dual SIM, automatic failover, load balancing, VPN support, firewall High-end
AR7091 Excellent 5G, Industrial LTE, dual-SIM with auto-carrier switching, automatic failover, load balancing, VPN support, advanced security features Affordable

10. Setting Up and Configuring a Failover Router

Step-by-step guide to setting up a failover router:
Follow a detailed guide on physically connecting the router, accessing the administration interface, configuring primary and backup connections, and adjusting failover and load balancing settings.

Configuring failover and load balancing settings:
Explore the router’s management interface to set up failover conditions, prioritize traffic, and customize load balancing settings to suit your network requirements.

Troubleshooting common issues:
Identify and troubleshoot common problems that may arise during the setup and configuration process, ensuring a smooth and successful implementation of the failover router.

11. Best Practices for Maintaining Failover Routers

Regular firmware updates:
Stay up to date with the latest firmware releases to ensure optimal performance, bug fixes, and security enhancements.

Monitoring and alert systems:
Implement monitoring tools or utilize the router’s built-in monitoring features to receive alerts and notifications about connection status, bandwidth usage, and potential issues.

Testing failover and failback functionality:
Regularly test the failover and failback capabilities of the router to ensure they work as intended and minimize any potential disruptions during an actual outage.

Backup and disaster recovery plans:
Develop and maintain backup and disaster recovery strategies that include failover router configurations, network backups, and contingency plans to mitigate the impact of prolonged outages.

12. Security Considerations for Failover Routers

Ensuring secure configurations:
Configure the failover router with strong passwords, disable unnecessary services, and restrict access to the management interface to prevent unauthorized access.

Securing remote access:
Implement secure remote access mechanisms, such as VPNs or secure SSH connections, to protect remote management and access to the failover router.

Implementing strong authentication and encryption:
Enable strong authentication methods, such as two-factor authentication, and utilize encryption protocols, such as SSL/TLS, to protect sensitive data transmitted through the failover router.

13. FAQs

What is the difference between failover and load balancing?
Failover involves automatically switching to a backup connection when the primary connection fails, while load balancing distributes network traffic across multiple connections to optimize performance and bandwidth utilization.

Can I use a failover router with any internet service provider?
Failover routers are generally compatible with different internet service providers, but it’s essential to check the router’s specifications and supported connections to ensure compatibility.

How does a failover router detect internet outages?
Failover routers detect internet outages by monitoring the status of the primary connection, such as pinging the gateway or monitoring link status. When the connection is unavailable, the router switches to the backup connection.

Can I use a failover router for gaming or streaming purposes?
Failover routers can be used for gaming and streaming purposes to ensure uninterrupted connectivity. However, factors such as latency and bandwidth limitations of the backup connection may affect the overall gaming or streaming experience.

Are failover routers difficult to set up and configure?
Setting up and configuring failover routers may require some technical knowledge, but many routers provide user-friendly interfaces and wizards to simplify the process. Following the manufacturer’s instructions and guidelines can help streamline the setup.

Can All Routers Be Used for a Failover?
Not all routers support failover functionality. It is important to choose a router explicitly designed for failover or one that supports failover through firmware updates.

What Are the Important Features of an Automatic Failover Router?
An automatic failover router should offer simplified integration, certified connectivity options with major internet service providers, and robust security features such as VPN support and firewalls.

What Is a Dual-WAN Router?
A dual-WAN router is a networking device that supports the simultaneous use of two internet connections, typically from different service providers, providing redundancy and increased bandwidth.

Should You Use a Dual or Multi-WAN router?
The choice between a dual-WAN or multi-WAN router depends on your specific requirements. Dual-WAN routers are suitable for most small to medium-sized businesses, while multi-WAN routers are more suitable for larger networks with higher bandwidth demands.

What is the purpose of a failover router?
The purpose of a failover router is to provide uninterrupted internet connectivity by automatically switching to a backup connection when the primary connection fails.

How do failover routing policies work?
Failover routing policies determine the conditions under which the failover router switches from the primary to the backup connection. These policies are typically based on factors such as link status, latency, and packet loss.

What are the benefits of using a dual-WAN router for failover?
Using a dual-WAN router for failover provides redundancy, increased bandwidth, and the ability to utilize multiple internet connections simultaneously, ensuring continuous connectivity and better network performance.

How does load balancing improve internet connection speed?
Load balancing distributes network traffic across multiple connections, optimizing bandwidth utilization and ensuring efficient use of available resources, which can lead to improved internet connection speed.

What security features should be considered for failover routers?
Important security features for failover routers include built-in firewalls, VPN support, intrusion detection/prevention systems, network segmentation capabilities, and secure management interfaces.

What is the difference between active and passive failover routers?
Active failover routers continuously monitor the primary connection and instantly switch to the backup connection upon failure. Passive failover routers require manual intervention to initiate the failover process.

14. Summary

Failover routers play a crucial role in ensuring uninterrupted internet connectivity, particularly in business and industrial environments. By automatically switching to a backup connection during internet outages, failover routers minimize downtime and keep operations running smoothly. When choosing a failover router, consider factors such as supported internet connection types, speed and performance, scalability options, and security features. Some of the top features to look for in a failover router include dual WAN support, automatic failover and failback capabilities, load balancing functionality, VPN support, and robust security measures. The recommended failover routers for industrial IoT applications include RUT240, AirLink® LX60, RUT955, and AR7091. It’s essential to follow best practices for setting up, configuring, and maintaining failover routers, including regular firmware updates, monitoring and testing, and implementing backup and disaster recovery plans. With the right failover router in place, businesses can ensure reliable network connectivity and minimize the impact of internet outages.