In this post, we work on our understading of the operation of RIP and how split horizon rule work Lab setup In our setup, R1 and R2 routers are in RIP domain and exchange information about loopback 0 and 1 networks. R1 is participating also to a static routing domain and advertises loopback 88 and…
Cisco secure client is a piece of software that install on a user pc, the endpoint. But it is not limited to, it installs also on mobile device. That’s just awesome! Let’s explore in this blog how this client helps secure the DNS. A little theoretical background Before we deep dive into how DNS protection…...
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Introduction The Cisco Meraki solution comes with its own set of devices but allow the integration of other devices like the Catalyst 9k L2 or L3 switches. Currently, the Meraki dashboard supports the onboarding of these family models : 9200, 9300 and 9500. Reusing an existing infrastructure of Catalyst switches is energy, time and cost…...
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Le challenge de ce post est simple: documenter une façon de réussir la préparation de son site pour être éligible au programme adSense de Google. Petite introduction Comment faire valider son site pour le programme adSense de Google? c’est la question que nous essayons de creuser dans cet article. Qu’il soit dans ce critère ou…...
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Let’s discover in this blog the recommended study path and experience to fulfill the requirement for a position as a cybersecurity expert of consultant. What is Cybersecurity in general Per Cisco definition, Cybersecurity is “the practice of protecting systems, networks, data and programs from digital attacks”. The scope may include: identification of attacks, protections of…...
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In this post we explore the operation of static routing, epecially the use of the metric feature, in a network that already runs an IGP (RIP routing protocol). Network setup In our 3 routers RIP network, both R1 and R3 advertise 13.13.13.13/32 network into RIP domain R3 is configured to offset (to add) all network…
