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Designing and building a network is not a simple job. VLANs are no exception to this rule, in fact they require a more sophisticated approach because of t…
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We are going to analyse what happens when routing occurs on a network (IP routing process). When I was new to the networking area, I thought that all you…
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Network Analyzers, also known as Packet Sniffers, are amongst the most popular network tools found inside any Network Engineer’s toolkit. A Network Analyz…
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Cisco Router Modes
One of the greatest perhaps features of Cisco routers is that most commands used in the IOS software they run on, are identical across multiple platforms…
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This article shows how to perform an ISSU (In-Service Software Upgrade) on a Nexus Data Center switch (7000 and 7700 models) and avoid service and network…
Configuring Policy-Based Routing (PBR) with IP SLA Tra…
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Policy-Based Routing (PBR) is a very popular feature in Cisco routers, it allows the creation of policies that can selectiv…
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Setting up a Windows VPDN connection is a required task in order to connect to a remote network. In previous articles we covered the set up of a VPDN - PP…