related to network topics such a routing and switching. may include also some topics related to doing qos infrastructure management and administration
In this blog, let’s discover how ethernet cabling helps improve the speed over individual copper wires. Introduction In this post we talk about Ethernet cabling, especially the one to achieve a speed of 1 gig bit per second. 4 elements are discussed : its operation as per the standard, awg metric, pinout and twist of…...
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Dans ce blog, nous discutons vPV et VSS. Introduction Si l’objectif “historique” est le même : s’affranchir de la limitation de STP (blocage de ports pour prévenir les boucles), de l’usage des FHRP (HSRP, VRRP) pour équilibrer les liens, d’augmenter les performances en débit et capacité de calcul, d’éliminer les SPOF liés à l’utilisation d’un…...
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In this blog let’s discover the world of Zabbix… Introduction Zabbix is a free infrastructure monitoring tool that collects and displays measurements about networks, servers, machines, business services, containers, cloud infrastructure, IoT, websites, applications and other services. In this blog, let’s explore in depth the world of Zabbix : what we can do with it?…...
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Let’s discover in this blog the world of blockchain the technology that today allows peer to peer “trading” using crypto currency, to make it simple like a starter… Introduction Blockchain is a chain of blocks that are pieces of data, database, registers, books, or list of records (of transactions). Those registers are chained, linked to…...
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In this post, we’ll review the general idea behind NAT operation and how it could affect positively (friendly) or negatively (unfriendly) the performance of our network services on the cloud. Introduction Networks (and applications) are getting more and more global and the usage of NAT is inevitable. To run application efficiently such global networks (that…
Introduction In this series of posts we’ll explore routing operation. Let’s start from the general idea of how could we manage traffic, a move from one location to another… ” This person needs to go back home at the evening! ” means that there’s a one way in return route to and from its office…....
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