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How to Build a 2×10 Gbit Packet Recorder using n2disk and PF_RING (2016 Update)

Posted May 28, 2016 · Add Comment

Earlier in 2014 we advised how to build a continuous packet recorder using n2disk and PF_RING. Since that time computing architectures have progressed, we have added support for new ethernet controllers, and so it’s now time to refresh that post for … Continue reading →

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Building a (Cheap) 2×10 Gbit (Continuous) Packet Recorder using n2disk and PF_RING

Posted October 23, 2014 · Add Comment

Continuous packet recorders are devices that capture network traffic and save it to disk. The term continuous means that this activity is performed “continuously” until the device is active and not just for a few minutes. At ntop we have … Continue reading →

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Visualising n2disk Captured Traffic using CloudShark

Posted June 3, 2014 · Add Comment

Introduction ntop users are familiar with n2disk and the nBox web interface that ease its use. As you know, the nBox includes a small web-based tool that allows you to preview pcap contents.  This tool is good for having an … Continue reading →

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Introducing on-the-fly 10 Gbit pcap compression on n2disk

Posted May 7, 2014 · Add Comment

Compressing pcap produced by n2disk is a good idea for a few reasons: It allows disk space to be saved as compressed data takes less space on disk. It enables the creation of cheaper packet recorder appliances as with the … Continue reading →

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Accurate 10 Gbit Traffic Reply Using disk2n

Posted March 14, 2014 · Add Comment

n2disk is a software application that allows to dump traffic to disk at line rate (10 Gbit full duplex) with high-accurate timestamps. This both using networks cards featuring hardware timestamps and also with software timestamps. Most companies focus just on capture … Continue reading →

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Napatech and ntop will demonstrate 10 Gbps capture-to-disk at RSA and MWC

Posted February 19, 2014 · Add Comment

Napatech, the world’s leading supplier of network analysis adapters, and ntop, the renowned traffic monitoring software expert, today announced a collaboration focused on accelerating time to market for high-performance network management and security appliances. The first initiative is a 10 Gbps … Continue reading →

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Learning The ntop World of Apps

Posted March 24, 2013 · Add Comment

The main criticism to ntop is the lack of documentation. This is because we have to maintain many projects, have little time, and also because we prefer coding to documentation. We decided to fill this gap and give a positive … Continue reading →

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How to build yourself a nBox Probe and Packet Recorder

Posted March 14, 2013 · Add Comment

If you need a network probe or a packet recorder you have two options. Grab a turn-key nBox or built it yourself using our software. In the first case you will receive a optimised system, with the right motherboard/CPU/NIC for your … Continue reading →

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Filtering n2disk-captured Packets and Replaying them at 10 Gbit using the nBox

Posted January 30, 2013 · Add Comment

The nBox is not just a no-cost web GUI for ntop products, but it’s a totally new experience for dealing with pcap files. n2disk is able to index packets while capturing and then filter captured packets. Once you have filtered … Continue reading →

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Using n2disk for 10 Gbit line-rate packet-to-disk

Posted October 14, 2012 · Add Comment

Packet-to-disk is the ability to dump network packets to disk. This activity is important for implementing a sort of “network time machine” so that when something unexpected happens, you have the ability to access the raw packets and thus inspect … Continue reading →

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