UniFi Tutorials

How to Review UniFi Controller 7.5 System Logs

Learn how to review UniFi Controller 7.5 system logs, including critical, security detections, updates, admin activity, client connections, AP, and triggers. Gain insights and expert tips in this comprehensive guide.


UniFi Controller System Logs play a crucial role in monitoring and maintaining the health of your network. They provide valuable information about critical events, security detections, updates, admin activity, client connections, access points (AP), and triggers. In this guide, we will delve deep into the process of reviewing these logs, offering expert insights and actionable tips to help you make the most of this vital resource.

Understanding Critical Logs

Critical logs are the backbone of UniFi system monitoring. They alert you to issues that require immediate attention. These can range from hardware failures to network outages. To effectively review critical logs:

Critical Log Analysis

Analyzing critical logs involves identifying and addressing issues promptly. Look for patterns and recurring problems that may indicate underlying issues.

Taking Immediate Action

Upon identifying critical issues, take swift action to rectify them. This may involve rebooting equipment, replacing faulty hardware, or resolving network conflicts.

Exploring Security Detections

Security detections in UniFi Controller logs are your first line of defense against potential threats. These logs capture security events such as intrusion attempts and suspicious activities.

Security Threat Mitigation

When reviewing security detection logs, focus on identifying potential threats. Implement security measures like firewall rules and intrusion prevention systems to safeguard your network.

Regular Updates for Security

Ensure that your UniFi Controller and associated devices are up to date with the latest firmware and security patches to minimize vulnerabilities.

Admin Activity Logs

Admin activity logs provide insights into the actions taken by administrators within the UniFi Controller. Monitoring admin activity is essential for maintaining accountability and security.

Accountability and Oversight

Review admin activity logs regularly to ensure that authorized personnel are making changes to the network. Investigate any suspicious activity promptly.

Monitoring Client Connections

Understanding client connections is vital for optimizing network performance. UniFi Controller logs can help you track client devices and their interactions with the network.

Client Device Tracking

Use logs to identify and track client devices, troubleshoot connectivity issues, and allocate resources effectively.

Performance Optimization

Analyze client connection logs to optimize your network for better performance, such as adjusting signal strength or channel allocation.

Insights into Access Points (AP)

Logs related to access points (AP) provide valuable information about the performance and status of your wireless network infrastructure.

AP Health Check

Regularly review AP logs to ensure they are functioning optimally. Address any connectivity issues promptly.

Understanding Triggers

Triggers in UniFi Controller logs are automated events or conditions that can initiate specific actions. Understanding triggers can enhance your network automation capabilities.

Automation Benefits

Leverage triggers to automate routine tasks and responses to certain events, reducing manual intervention and enhancing network efficiency.

Push Notification Settings

Manage Push notifications related to your UniFi Network Setup. Customize your notification preferences:

  1. Off: Notifications are turned off.
  2. On: Enable notifications for the following categories:
    • Critical
      • Using Backup Internet
      • UniFi LTE Data Limit Warnings
      • UniFi Device Discovery/Adoption
      • UniFi Device Connection Change
      • Using Backup Power
      • Device IP Assignment Failures
      • SmartPower Restarts Device
      • DNS Server Issues
      • RADIUS Server Issues
      • Rogue Client Detections
      • Switch Issues
    • Security Detections
      • Detection and Prevention
    • Updates
      • Device Update Statuses
    • Admin Activity
      • Admin Access
    • Client
      • Network Client Connection Change,
      • VPN Client Connection Change,
      • Hotspot Client Connection Change
    • AP Events
      • Channel Radar Detections
      • AP Channel Changes
      • Rogue Access Point Detection

Frequently Asked Questions (FAQs)

Q: How often should I review UniFi Controller logs?

A: It’s recommended to review logs regularly, at least weekly, to stay informed about the network’s health and security.

Q: Can I set up alerts for critical logs?

A: Yes, UniFi Controller allows you to configure alerts for critical events, ensuring you are notified immediately.

Q: What should I do if I notice suspicious admin activity?

A: Investigate the activity further, and if necessary, change admin credentials and review access permissions.

Q: Are there any third-party tools for log analysis?

A: Yes, there are third-party log analysis tools that can help you gain deeper insights into UniFi Controller logs.

Q: How can I automate tasks using triggers?

A: You can create custom automation scripts based on trigger events using UniFi Controller’s built-in features.

Q: Is it possible to export UniFi Controller logs for archival purposes?

A: Yes, UniFi Controller allows you to export logs in various formats for archival and analysis.


In conclusion, mastering the art of reviewing UniFi Controller System Logs, including critical, security detections, updates, admin activity, client connections, AP, and triggers, is essential for maintaining a healthy and secure network. Regular log analysis, prompt action, and automation can significantly enhance your network management capabilities. By following the guidelines provided in this article, you can ensure that your network remains efficient, secure, and optimized.

I hope this article was helpful! You can find more here: UniFi Articles

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Patrick Domingues

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