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Common Problems (9)
article
Active Directory / LDAP - Troubleshooting Authentication Integration
article
Installation errors on customized corporate builds of CentOS or RHEL
article
Nagios Network Analyzer - Graph Says "No Data Available"
article
Nagios Network Analyzer - My New Source Won’t Start
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Nagios Network Analyzer - Top 5 Talkers is not appearing for my device
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Nagios Network Analyzer - Understanding The Network Analyzer Backend
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Nagios Network Analzyer - Resetting nagiosadmin Password
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Pages Not Displaying Correctly
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Web Browser Reports 330 Error Content Encoding
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Upgrading EOL Operating Systems on a Nagios System
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Changing Default Passwords in Nagios Network Analyzer
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Active Directory / LDAP - Troubleshooting Authentication Integration
Viewed 12273 times since Mon, Jun 26, 2017
Overview This KB article explains how you can troubleshoot Active Directory (AD) and Lightweight Directory Access Protocol (LDAP) authentication issues. The troubleshooting methods are similar across Nagios Log Server, Network Analyzer and XI... Read More
Installation errors on customized corporate builds of CentOS or RHEL
Viewed 7194 times since Tue, Jan 26, 2016
Overview In larger enterprises, a "standard build" of CentOS or RHEL is required based on internal policies. These often differ from a clean minimal install of the OS as per our requirements. Depending on the policies implemented in the build process... Read More
Nagios Network Analyzer - Graph Says "No Data Available"
Viewed 4455 times since Tue, Jan 27, 2015
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... Read More
Nagios Network Analyzer - My New Source Won’t Start
Viewed 3159 times since Tue, Jan 27, 2015
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... Read More
Nagios Network Analyzer - Top 5 Talkers is not appearing for my device
Viewed 3319 times since Wed, Apr 29, 2015
Problem Description Any device that implements NetFlow Secure Event Logging (NSEL) instead of a standard sflow or netflow protocol may be affected. From Cisco's documentation:NSEL events are used to export data about flow status and are... Read More
Nagios Network Analyzer - Understanding The Network Analyzer Backend
Viewed 2658 times since Thu, Jan 28, 2016
Understanding The Network Analyzer Backend This document gives an overview of how the backend of Nagios Network Analyzer functions, and general tips on functionality. Documentation - Understanding The Network Analyzer Backend   Final Thoughts For... Read More
Nagios Network Analzyer - Resetting nagiosadmin Password
Viewed 2460 times since Tue, Dec 11, 2018
Problem Description You do not know the password for the nagiosadmin account and need to reset it.   Resetting The Password Open an SSH or direct console session to your Nagios Network Analzyer server and execute the following command: /usr/local... Read More
Pages Not Displaying Correctly
Viewed 5043 times since Mon, Jan 25, 2016
Problem Description The Nagios application is not displaying the correct information. This commonly occurs after applying an update to the Nagios program.   Explanation Your web browsers cache has not been refreshed with the latest code since the... Read More
Web Browser Reports 330 Error Content Encoding
Viewed 3425 times since Tue, Mar 7, 2017
Problem Description In rare circumstances you may come across the following error in your web browser when accessing one of the Nagios products: Content Encoding ErrorThe page you are trying to view cannot be shown because it uses an invalid or... Read More
 
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