CCNA

Packet Tracer STP Configuration In this post, instead of detaily talk about STP (Spanning Tree Protocol), we will focus on a basic Switching Loop topology and how STP mechanism helps 
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Port Security is the security mechanism used in switches. With this mechanism, a specific port of a switch can be protected with undesirable access. Here, we will learn the theory 
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Packet Tracer BGP Configuration Example To understand BGP (Border Gateway Protocol) better, we will make a basic Packet Tracer BGP Configuration example. Because of the limited numbers of commands available 
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Ping Command and Ping Command Options Whenever other engineers see network engineers during troubleshooting, they think that, network engineers only ping from one node to another. But as you know 
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Packet Tracer PAT Configuration Example In some cases there can be hundreds of inside local addresses and at the same time your Global IP Addresses can be limited. At this 
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