n2disk Archives

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…

n2disk

July 1, 2024

Howto Build a (Cheaper) 100 Gbit Continuous Packet Recorder using Commodity Hardware

Those who follow this blog probably read a few posts where we described how to build a 100 Gbit continuous packet recorder using n2disk and PF_RING, providing specs for recommended hardware and…

Announce

May 2, 2023

Introducing Smart Recording in n2disk: Combining Cybersecurity with Packet-to-Disk

In short Continuous network traffic recorders are applications (or appliances) that write network traffic on disk. In case of issues (e.g. security breach or network outage) they enable network and security analysts…

n2disk

December 2, 2020

Exploiting Arista MetaWatch with n2disk and ntopng: HighRes Timestamping and Analytics

Precise packet timestamping is a key feature for network traffic analysis and troubleshooting. Traditionally many people use FPGA-based NICs with precise timestamping (e.g. Napatech, Silicom) even though a good precision can be…

n2disk

October 20, 2020

Introducing n2disk 3.6: full L7 support, fast flow export, replay rate control

This is to announce a new n2disk release 3.6. This release adds full support for indexing and retrieving traffic based on the Layer-7 application protocol. This can now be enabled even when…

n2disk

June 15, 2020

Howto Build a 100 Gbit (Drop-Free) Continuous Packet Recorder using n2disk [Part 3]

In the first post of this series (part 1) we described how to build a 2×10 Gbit continuous packet recorder using n2disk and PF_RING, in the second post (part 2) we described…

n2disk

January 7, 2020

Introducing n2disk 3.4: 100 Gbit Traffic Dump to Disk

This is to announce a new n2disk release 3.4. In addition to major performance optimisations with FPGA-based NICs, this release adds new interesting features including the ability to filter traffic based on…

n2disk

August 16, 2019

Combining Traffic Recording with Visibility at 100 Gbps

A few months ago, with ntopng 3.8, we introduced support for continuous traffic recording, that allows you to drill down historical data from the timeseries level up to raw packets. This is…

n2disk

July 11, 2019

Building a (Cheap) Continuous Packet Recorder using n2disk and PF_RING [Part 2]

Continuous packet recorders are devices that capture raw traffic to disk, providing a window into network history, that allows you to go back in time when a network event occurs, and analyse…

n2disk

December 24, 2018

Drill Down Deeper: Using ntopng to Zoom In, Filter Out and Go Straight to the Packets

ntopng has grown significantly over the past years, providing an increasingly-interesting set of features to support network analysts and troubleshooters in their decisions. Among the most relevant features, it is worth mentioning…

n2disk

April 25, 2017

Introducing n2disk 2.8 with Microburst Detection

Together with PF_RING 6.6, today we also released n2disk 2.8. In this release we introduced support for microburst detection in order to spot traffic bursts, which is crucial in identifying potential capacity…

n2disk

October 13, 2016

See You Next Week at the ntop Users Meeting

This is to renew the invitation to meet you next week at the ntop users meeting colocated with Sharkfest Europe. The event is free of charge but seats are limited. More information…

Introducing n2disk 3.8: NVIDIA Support, Smart Recording, Traffic Deduplication

Howto Build a (Cheaper) 100 Gbit Continuous Packet Recorder using Commodity Hardware

Introducing Smart Recording in n2disk: Combining Cybersecurity with Packet-to-Disk

Exploiting Arista MetaWatch with n2disk and ntopng: HighRes Timestamping and Analytics

Introducing n2disk 3.6: full L7 support, fast flow export, replay rate control

Howto Build a 100 Gbit (Drop-Free) Continuous Packet Recorder using n2disk [Part 3]

Introducing n2disk 3.4: 100 Gbit Traffic Dump to Disk

Combining Traffic Recording with Visibility at 100 Gbps

Building a (Cheap) Continuous Packet Recorder using n2disk and PF_RING [Part 2]

Drill Down Deeper: Using ntopng to Zoom In, Filter Out and Go Straight to the Packets

Introducing n2disk 2.8 with Microburst Detection

See You Next Week at the ntop Users Meeting