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NetFlow on Physical switches with vRealize Network Insight

December 3, 2017 / / 0 Comments

With the release of vRealize Network Insight 3.6, the flow analyser inside vRNI now supports external sources for NetFlow. This means you can perform micro segmentation planning on physical servers (before you migrate them to virtual) and create deep insight into what network traffic is going through your entire network (and not just limited to what’s happening in your virtual network).

Currently, NetFlow versions 5, 7, 9 and IPFIX are supported. Getting started with NetFlow in vRNI is pretty easy, but it is slightly more complicated than regular data sources.

Getting Started

I say it’s slightly more complicated, because … Read more

vRealize Network Insight Search Cheatsheet

November 6, 2017 / / 2 Comments

One thing that I absolutely love about vRealize Network Insight (vRNI) is that the entire database is open by default and that the search bar is powered by Elastic Search. That means that you can type in pretty advanced search queries and basically query everything that vRNI collects. The query itself is written in natural language, so you don’t have to be an expert to use it. You can get really creative as well, getting output you would have a hard time seeing without using the search. To give you some examples, below you can find my cheatsheet with searches … Read more

Monitoring Firewall Rules with vRealize Network Insight

October 24, 2016 / / 0 Comments

vRealize Network Insight (vRNI) is most famous for its ability to help you with getting insight into your virtual traffic flows. Using that information you have all you need to configure micro-segmentation. vRNI is much more than that though and this post is the first of a series going into depth of some of the awesome capabilities of vRNI.

All Your Firewall Rules Belong to vRNI

One thing vRNI does, is inventory all the network configuration of the data sources (devices such as switches, routers, firewalls) you add to it. Among those data sources, NSX and Palo Alto Network devices … Read more

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