In corporate IT for 10 years. Oracle Linux Sertified and Cisco Certified Network Associate (CCNA) certified. Always interested in new technologies and optimizing older ones, until they shine. Loves community and this is his way of sharing with everyone.

Hyper-V NetFlow configuration

Virtualization is ubiquitous in the IT world. However, with the ever-increasing complexity, we are faced with the fact that our old tools are insufficient nowadays. That is why we need to accustom ourselves to diverse types of NetFlow configuration. ...
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  236 Hits
236 Hits

NetVizura Ubuntu upgrade

Since Ubuntu 16.04 is approaching its end-of-life (you can, of course, extend it with ESM though that's another story), there is a need to keep your system up-to-date. Unlike CentOS and Red Hat, which don't support in-place upgrades, Ubuntu (and Debi...
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  503 Hits
503 Hits

NetFlow probe – a real-world example

Usually, our customers configure NetFlow export directly on their devices (routers, switches, firewalls, etc). But in case the company policy (especially in Asian countries) prevents enabling export on devices, or if devices are not capable of export...
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  501 Hits
501 Hits

NetVizura on Raspberry Pi 4

NetVizura is a complex software composed of a few databases, Tomcat, and a lot of code, supported on Windows and numerous Linux distributions for AMD64 architecture. With the advent of 8GB RAM RPI 4, there have been numerous projects using this versi...
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  569 Hits
569 Hits

OPNsense NetFlow and EventLog configuration

OPNsense is an open-source, FreeBSD-based firewall distro. It provides a modern GUI and numerous plugins. A great plus is its ease of use, in contrast to some other open-source firewalls in the past. Also, OPNsense is a fork of Pfsense (we ...
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  1079 Hits
1079 Hits

Palo Alto Active Directory and NetVizura End Users integration

NetVizura already has good Active Directory End Users integration - you can forward your logs from AD DC into NetVizura, and then correlate these login data with NetFlow data from your exporters. The result is a much better insight into the state of ...
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  404 Hits
404 Hits

Elasticsearch Windows upgrade

The Elasticsearch upgrade process is somewhat straightforward. Download the upgrade, apply it, and then restart the Elasticsearch service. However, in NetVizura we are not using elastic-licensed Elasticsearch but apache-licensed installation. Elastic...
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  721 Hits
721 Hits

Elasticsearch backup and restore

NoSQL databases differ in almost every aspect when compared to traditional RDBMS. While classic DBs (such as PostgreSQL) have, for example, dumps, Elasticsearch has the snapshotting capability that can be good in some cases but overwhelming in others...
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  1628 Hits
1628 Hits

NetVizura and Tomcat reverse proxy and SSL configuration

Sometimes we want to limit the availability of the NetVizura application and add additional security layers. Reverse proxy and SSL configuration are here to ensure this. A reverse proxy is an application that forwards requests from client to server, ...
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  942 Hits
942 Hits

NetVizura and Elasticsearch - How we did it?

Elasticsearch is a NoSQL database, usually used as a search engine. However, with its powerful logic, it can be used for pretty much anything. In our case, we have used Elasticsearch to hold aggregated NetFlow data. As we are incorporating it step by...
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  511 Hits
511 Hits

Contact

Mailing and Visiting Address:
Soneco d.o.o.
Makenzijeva 24/VI, 11000 Belgrade, Serbia
Phone: +381.11.6356319
Fax: +381.11.2455210
sales@netvizura.com | support@netvizura.com

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