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, but in a way that the client isn't aware there is something in between. Use cases for this are usually network security oriented. SSL

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 step, currently Elasticsearch database is in the beta phase.

Elasticsearch holds data inside indices, which can be interpreted as a

PostgreSQL (commonly known as Postgres) is a well-known, solid as a rock database. And yes, from time to time it craves for an upgrade too. Today we will learn something about PostgreSQL Windows upgrade from version 9.6 to 12.

KEEP IN MIND: As always, backup your database before starting any upgrade procedure.

The psql upgrade is based on pg_upgrade

Aruba is a global network company, a leader in Wi-Fi technology. Their most renowned merchandise are switches, which are purpose-built for the cloud, mobile and IoT. Users find Aruba CLI very comprehensible and its remarkably well designed GUI contains useful Dashboard and System Monitor.

Aruba switches support sFlow and great thing is that you don't need a lot

Open vSwitch (sometimes called OvS) is an open-source implementation of distributed virtual multilayer switch. The main role of OvS is to provide a switching stack for hardware virtualization and is slowly replacing Linux native bridge/bonds. Open vSwitch can operate as a network switch within VM Hypervisor, as well as in dedicated switching hardware control stack(also known as Software