It all started with a pretty simple purpose: “The initial idea behind ntop was to create a simple tool to enable network visibility without having to deal with complicated network protocols,“ says ntop founder Luca Deri. What followed were 20 years of the highest quality development, motivation and passion, bringing ntop to what it is…
Read MoreTelegraf is a plugin-driven agent for collecting metrics from various sources (based on the configured input plugins), preprocessing and aggregating them (based on configured processor and aggregator plugins), and forwarding them to the desired destinations (depending on the configured output plugins). Telegraf is used throughout NetEye to collect performance data, forward them to InfluxDB where…
Read MoreWith this article I will talk about a recent customer project on End User Experience within a distributed environment. When we use the word “distributed”, we usually think about sites distributed across multiple cities or continents. This project focused on monitoring the quality that IT users experience between the ground floor and the 2nd floor…
Read MoreA Little History The Microsoft Remote Desktop Services (RDS) architecture is widely used to publish centralized Desktop and Windows Applications to users from remote sites. With RDS, only the software user interfaces are transferred to the client system. All input from the client system is transmitted to the server, where software execution takes place. RDS…
Read MoreIn my last post, I showed you how to set up your own customized documentation in NetEye 3 so that it won’t be overwritten when you upgrade. Doing the same thing in NetEye 4 is also possible even though there isn’t a dedicated link for external documentation like in NetEye 3’s DokuWiki, and there isn’t…
Read MoreDo you count yourself a power user? Then you will like Lampo! Lampo is module-wide quick navigation feature which allows you to quickly jump from one module section to another. Lampo is not installed by default, so be sure to install it first so you can try it out. Lampo allows you to get to…
Read MoreIn my previous blog I introduced the concepts of agentless monitoring via WMI for Microsoft environments: from the preparation of suitable authentication credentials to providing some simple monitoring examples. In this blog I would like to add more details about specific checks, and the possibilities for troubleshooting if you have difficulty fetching the desired data….
Read MoreGoogle has recently changed its API access policies; since June 11, 2018, the use of the API private key has been mandatory. In NetEye’s NagMap application, access to the Google Maps data has thus stopped, resulting in error alerts like this: In order to gain access to Google Maps data, you must obtain an API…
Read MoreIf you have an Exchange Server and want to check its status, Exchange has a PowerShell API just for this. Check out this zip file exchange-serverhealth, which includes a powershell script to put on your Exchange Server and a “Monarch” Service Profile that you can import into your NetEye Monarch Monitoring Configuration Application. On your…
Read MoreDo you have Citrix or Windows RDP servers, and your users keep calling you because of problems? The first problem is to see which server the user was connected to. I solved this problem by monitoring the user connections on Windows Terminal Servers (including Citrix Servers), so that you know how many users are connected…
Read MoreThe new release of NetEye 4 brings with it the Grafana scripted dashboard concept. If you have lots of metric names, it can be annoying to have to constantly create new dashboards. But if they change in a defined pattern (e.g., new servers), you can use scripted dashboards to create those dashboards dynamically using JavaScript. …
Read MoreMost of our customers know and use NeDi for network discovery and inventory, and GLPI for asset management. These NetEye modules have two important results, if they are implemented and used in the best way: Having an active discovery tool to identify each device connected to the company network: from the main network devices to…
Read MoreDRBD 9 allows configurations to have multi node replication without stacking. In this post I will briefly describe how to define a multi-node DRBD resource, and highlight the differences for pacemaker cluster integration.
Read MoreThe optimized delivery of our products requires the automation of installations and upgrades. In particular, the latest version of the nBox appliance is based on Ubuntu and requires automated and, possibly, offline installation and upgrade processes. The aim of this article is to describe the procedure to create an Ubuntu ISO image, which provides the…
Read MoreOver the last few weeks I’ve had the opportunity to install my first NetEye 4 at a customer site, and now I’d like to report to you about my experience. NetEye 4 comes with the Icinga2 monitoring engine, and we are using Icinga Director for managing the monitoring configuration. Obviously we have started to integrate…
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