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  1. Nagios XI - How To Monitor Apache ActiveMQ With Nagios XI How To Monitor Apache ActiveMQ With Nagios XI This document describes how to use custom Apache ActiveMQ plugins and checks to monitor your Apache ActiveMQ server with Nagios XI. Specifically, this document shows you how to set up Nagios XI to get up ... Read More
  2. Nagios XI - Monitoring Apache Tomcat With XI Monitoring Apache Tomcat With XI This document describes how to add custom Apache ActiveMQ plugins and checks to your Nagios XI server. Documentation - Monitoring Apache Tomcat Servers With Nagios XI   Final Thoughts For any support related question... Read More
  3. Nagios XI - How to Monitor Apache Cassandra Distributed Databases How to Monitor Apache Cassandra Distributed Databases This document describes how to configure Nagios® XI™ to monitor Apache Cassandra distributed database implementations in order to ensure that data, as well as the hardware housing it, is operat... Read More
  4. Nagios XI - How To Monitor Apache Tomcat How To Monitor Apache Tomcat With Nagios XI This document will cover how to monitor Apache Tomcat servers using the Apache Tomcat wizard and check_tomcat.jar plugin within Nagios XI, so that users may be notified when Java applications are behaving u... Read More
  5. Nagios XI - Scheduled Reports Not Running Problem Description This KB article helps fix scheduled reports that are not running, you are not receiving the email that should be sent out.   Troubleshooting The first step is to check the contents of the apache crontab file with the following co... Read More
  6. Nagios XI - Can’t Log Into The Web Interface Problem Description Sometimes a user can connect to the Nagios XI server via ssh (putty) session but he/she is not able to log in to the web UI.     Possible Causes There could be various reasons for this problem. Here are some of the possible caus... Read More
  7. Nagios XI - Debugging Bandwidth Performance Graphs Overview This article covers troubleshooting bandwidth performance graphs when they are not appearing as expected. This can include: No graphs at all Gaps of no data in the performance graphs   Common causes are: Cron daemon is not running ... Read More
  8. NSTI - Architecture Overview This Article will outline and describe how Nagios SNMP Trap Interface works from the ground up. Details describe how SNMP traps are accepted in the backend, displayed in the User Interface, written to the database, and more. Much of the focu... Read More
  9. Nagios Network Analyzer - My New Source Won’t Start Problem Description You added a new source, but it did not automatically start. Now the Source won't start.   Resolving The Problem When creating a new Source in Network Analyzer it creates the directory structure - the folders where it will st... Read More
  10. Nagios Network Analyzer - Graph Says "No Data Available" Problem Description The Source's graph in the summary tab of Network Analyzer says "No Data Available".   Resolution This could mean one of many things. The fact that it is showing "No Data Available" means that the script that generates the gr... Read More
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