In this simple tutorial we are going to be configuring a static NAT which is a one-to-one mapping between an inside IP address and an outside IP address. (One private to one permanent address) Using this type of NAT would be helpful for outside devices accessing your inside devices. (Like a web server) Let's get …

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This tutorial will help you configure PAT (Port Address Translation), or sometimes called NAT (Network Address Translation) with overload on a Cisco router. PAT uses multiple private IP addresses and translates them into a single or very few public IP addresses. This is possible because the private IP addresses are …

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This tutorial will be going over Basic Configuration of PPP (Point-to-Point Protocol). This tutorial includes Basic Configuration tasks on a router, Configuring OSPF routing protocol, and Configuring PPP PAP and CHAP authentication. Let's get started! We can see in the above diagram we will be using three routers, a …

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It is the foundation that makes understanding networks possible the wonderful OSI layer. While studying for the CCENT exam I had a basic understanding of the OSI Model but when reviewing the material I found myself saying over and over, "Oh ya I remember that"! meaning I totally forgot about a certain …

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