In this blog, let’s discuss the best way to secure my local mailbox. A little introduction Emailing application local or online come with multiple settings and options to secure emails exchange, and the content of the mailboxes. But many of them seem inefficient to block some of the spam traffic making the mailbox very hard…...
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In this post, we present an example of an IPv6 network operation, based on a home network setup that is a PC (Windows) and a box (an internet box provided by an ISP that supports IPv6). Introduction In the first paragraphs, we talk about some general motivations to use IPv6 instead of IPv4. Then, we…
Dans cet article, nous automatisons le traitement des fichiers de configuration des routeurs Cisco dans un classeur Excel. Introduction Comment récupérer une certaine information d’un fichier de configuration (routeur IOS de Cisco par exemple) et la mettre dans un fichier Excel en vue d’un traitement plus avancé. Ce traitement peut être simplement de comparer cette…...
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In this blog, we will setup a Checkpoint lab using virtualbox and gns3 on windows. Introduction In this lab we implement a basic security architecture to demonstrate the operation of a firewall cluster to protect our network. Our “security domain” is segmented into four zones: Security topology Our security topology is compound by two security…...
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In this post, let’s understand hard drive operation and try to find a methodology (procedure) to troubleshoot it (and heal it if needed). Lab setup Let’s describe in detail our “simple” setup. for the purpose of our test we mount this setup: PC + USB to SATA adapter + Seagate 1T HDD. The most basic…
