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.

PostgreSQL upgrade (version 9.6 to version 12)

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 a...
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  268 Hits
268 Hits

Aruba NetFlow and EventLog configuration

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 contai...
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  1294 Hits
1294 Hits

Open vSwitch NetFlow configuration

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 vS...
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  624 Hits
624 Hits

QoS – Or life in the fast lane

In a day-to-day life of Network and security admins, QoS (Quality of Service) is a crucial mechanism in ordering all the data that travels through the network. QoS provides traffic prioritization as it enables a different level of importance to diffe...
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  331 Hits
331 Hits

Flows per second – or go with the flow

A flow in networking terms is a unidirectional set of packets containing common attributes (source and destination IP, ports, protocols, etc). By using a flow protocol (e.g. NetFlow, sFlow, IPFIX), network devices can gather information about these a...
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  746 Hits
746 Hits

Untangle NetFlow and EventLog configuration

Untangle is a company that is renowned among SMBs, education and nonprofit organizations for its software-based applications that consist of NG firewall and SD-WAN router. Lately, Untangle has also developed Command Center, a remote cluster managed G...
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  481 Hits
481 Hits

Barracuda NetFlow and EventLog configuration

Barracuda is one of the most famous security companies in the world. They have started as a spam-blocking hardware device company, but soon they have diversified their portfolio which is now comprised of numerous products, including renowed CloudGen ...
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  470 Hits
470 Hits

Fortinet NetFlow and EventLog configuration

Fortinet is one of the most used Next Gen Firewalls in the world. It is hard not to be immediately attracted to full integration of end-to-end security across the whole network infrastructure. This is conducted via modules, that are easily enabl...
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  799 Hits
799 Hits

Checkpoint NetFlow and EventLog configuration

CheckPoint is definitely one of the cybersecurity industry leaders, with product portfolio that spans from advance network threat prevention solutions to NGFW. On our favorites list is undoubtedly their new GAiA Operating System, which represents one...
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  590 Hits
590 Hits

Palo Alto NetFlow and EventLog configuration

Palo Alto Networks is one of the most famous cybersecurity companies, mainly known for their next generation firewall devices. Their Operating System, PAN-OS is renowned for its ease of use and numerous configuration options. One can configure e...
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  558 Hits
558 Hits

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Makenzijeva 24/VI, 11000 Belgrade, Serbia
Phone: +381.11.6356319
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