Quality of Experience (QoE) measures how satisfied users are with a network service based on their subjective perception. Unlike Quality of Service (QoS), which focuses on technical metrics (e.g., latency, jitter, packet loss), QoE evaluates the actual end-user experience—such as video streaming smoothness, call clarity, or web browsing responsiveness. QoE is important from various points […]
Announcing ntop Professional Training at ntop Conference (PacketFest) and June 2025
PacketFest will talk place in Zurich, Switzerland, on May 8-9 and it will be the event where the ntop and wireshark communities meet. On May 7th we organize for the ntop community an in-presence training session where we will show the latest news about ntop tools and teach how to master them. The training is […]
Introducing the New Infrastructure Dashboard in ntopng
For this reason, some time ago we introduced the Infrastructure Monitoring in ntopng, as described in a previous blog post, which is the ability to use ntopng to monitor other ntopng instances, by means of its Active Monitoring capabilities. This infrastructure monitoring feature allows users to gain real-time insights into the status of their ntopng instances, […]
Using ntopng for Teaching Network Monitoring and Administration
ntop believes in education, research, and no-profit and for this reason ntop tools have been them offered free of charge. Today we’re pleased to hear how they have helped young students to monitor and administer networks. Enjoy ! Introduction When teaching network monitoring and administration at the University of Applied Sciences in Fribourg […]
Introducing ntopng Policy Menu
In the past months we have extended our behaviour analysis introducing new features such as the ACL or device policies. For this reason we have rearranged the menus and create a new Policy menu (you can read more here) that contains all the configurations used by ntopng to trigger alerts. Sue to this, some pages […]
Introducing n2disk 3.8: NVIDIA Support, Smart Recording, Traffic Deduplication
We’re excited to announce a new stable release of n2disk v. 3.8. This release is bringing significant new capabilities to the network monitoring and recording landscape, and it is packed with features that enhance both functionalities and performance. Here’s a closer look at the highlights of this release: New Smart Recording support to intelligently manage […]
HowTo Monitor Router Interfaces Congestion Using SNMP
Sometimes it happens that your router is congested, and you ask yourself “How is it possible?” or “Who is responsible for congesting the network?” or “Which router/port is congested?”. You could simply answer the last question by using the SNMP/Flow Exporters Usage: HowTo Monitor SNMP Interfaces Utilisation and Congestion Rate; but what about the other […]
How nDPI Introduced Behaviour Analysis in Suricata
Last week we have attended Suricon 2024, the annual conference about Suricata and presented our work on how nDPI has been integrated with Suricata. At ntop we like to contribute to other open source projects we use and like, such as Suricata and Wireshark. One of the main limitations of Suricata is its inability to […]
A Deep Dive Into Traffic Fingerprints
Last week during SharkFest Europe 2024 we have presented what are network fingerprints and how they work. During the talk we (Luca and Ivan) have described how we have extended nDPI with support of network fingerprints, and how this work has been also integrated in Wireshark. We believe that fingerprints are an interesting technology that […]
Introducing Centralized License Manager for Dynamic Environments
We continually strive to make the software configuration and management more flexible and easier for the users. To this end, we are excited to announce the launch of a new way of licensing the software feature: the centralised License Manager (LM). This tool simplifies software license management by dynamically allocating licenses to various application instances […]