Multicast Routing: A Step By Step… Part 1/6

In this post we review a basic multicast routing operation, step by step using output from routers console and traffic packet capture (using wireshark). Introduction This blog is a part of a serie of blogs about multicast routing: How does multicast work In IPv4, multicasting servers use class D range of addresses: 224.0.0.0-239.255.255.255. Some addresses…...

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vPC Versus VSS Technology

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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TACACS+ for you Network

You have deployed your network which means installed, interconnected, configured and run your network devices. The connectivity between your users and servers is up and running. That a great news! but you’re worried about who may access locally or remotely to your network devices and eventually, change their configuration and operation… To secure this access…...

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La dRRM Du WiFi… En Action!

Ce blog présente le travail que vous pouvez retrouver sous le lien: La dRRM du WiFi… en action!, concernant la gestion des ressources radio dans un réseau wifi. La gestion des ressrouces radio ou RRM qui est au coeur de tout développement ou conception d’architecture wifi (d’entreprise ou publique). La RRM commen processus ou module…

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BGP Session Keepalive And Hold Times

In this post we’ll deep into the operation of BGP that is a Border Gateway protocol aimed at connecting (routing information exchange) autonomous system in contrast with IGP (Interior Gateway Protocols) that run into each autonomous system. Thus, we do not need to have detailed information about IGPs to exchange routing information… before this routing…...

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