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Cento 1.6 Stable Just Released

Posted March 1, 2019 · Add Comment

After more than one year since the latest stable release, we are glad to announce cento 1.6-stable. This new release brings stability, fixes and several new features. Among the new features, it is worth mentioning that: Flows can be exported … Continue reading →

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How to export BGP routing information (AS Path) in network flows

Posted February 28, 2019 · Add Comment

Tools like traceroute have been used for a long time to track the forward path of packets, i.e. the journey of our packets to a remote destination. Unfortunately with traceroute nothing can be said about the path of ingress packets, … Continue reading →

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Measuring ntopng+nProbe Flow Processing Performance

Posted December 19, 2018 · Add Comment

In this post we try to analyze the performance of nProbe and ntopng for the collection of NetFlow. ntopng and nProbe will be broken down into smaller functional units and such units will be analyzed to understand the maximum performance … Continue reading →

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sFlow Collection and Analysis with nProbe and ntopng

Posted November 9, 2018 · Add Comment

sFlow, short for sampled Flow, is a sampling technology designed to export network devices information, namely: Interface counters (à la SNMP MIB-II); Traffic packets (à la ERSPAN). sFlow agents run on switches, routers, firewalls and other devices, and periodically export … Continue reading →

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Using nProbe for Collecting Ixia IPFIX with IxFlow extensions

Posted November 9, 2018 · Add Comment

Ixia allows to enrich IPFIX records with value-add extensions. Additional information that can be exported, along with standard fields such as source and destination IP addresses, include: Geographical information such as region IP, latitude and city name Application ID or … Continue reading →

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Using nProbe and ntopng for Collecting and Visualizing Sonicwall Flows

Posted October 5, 2018 · Add Comment

nProbe is both a probe and a NetFlow/sFlow collector. Recently, we’ve also added added the ability to collect flows with proprietary information elements. This greatly improves nProbe flexibility as any custon, vendor-proprietary information element can be understood, correctly parsed, and … Continue reading →

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Introducing nProbe 8.6: Per-Second Measurements and Collection of Proprietary Flows

Posted October 4, 2018 · Add Comment

We are glad to announce the release of nProbe 8.6 stable release. Among the main new features, this release brings: Per-second measurements of flows traffic Ability to collect proprietary (i.e. using non standard information elements) flows These new features come … Continue reading →

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Best Practices for the Collection of Flows with ntopng and nProbe

Posted September 20, 2018 · Add Comment

ntopng can be used to visualize traffic data that has been generated or collected by nProbe. Using ntopng with nProbe is convenient in several scenarios, including: The visualization of NetFlow/sFlow data originated by routers, switches, and network devices in general. … Continue reading →

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Introducing per-Second Measurements in nProbe Flow Exports

Posted August 3, 2018 · Add Comment

The need to perform on-time and per-second traffic measurements clashes with protocols such as NetFlow where all counters are cumulative with respect to the flow lifetime. So if you have a flow that lasted 2 minutes and moved X bytes, … Continue reading →

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Using nProbe for Collecting Palo Alto Flows

Posted April 28, 2018 · Add Comment

NOTE: This article is outdated. Please see “Collecting Proprietary Flows with nProbe” for learning  how to collect proprietary Palo Alto flows. nProbe is both a probe and a NetFlow/sFlow collector. As you all know, we have recently added the ability … Continue reading →

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