TACACS+ and RADIUS are both used to control access to network resources, but both of these protocols are different in how they operate depending how you want to secure your network. These protocols need to have (AAA) authentication, authorization, and accounting setup on the routers before you can set up these access …

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This guide will go over how to configure RIPv2 on Cisco routers. This guide follows a packet tracer activity that is posted at the end of this tutorial. RIPv2 configuration is pretty simple to understand with really only three required commands to use besides the network command which depends how many networks are …

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Understanding Access Control Lists is an important role for moving up into the CCNA area. ACLs can get confusing and cause network problems if not implemented correctly. I think what I outlined below explains in a nutshell of what you can expect from ACLs. I would still read and find more information about ACLs on the …

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IPv4 maybe on its last leg with only a few blocks of IPv4 addresses available, computer estimates say that the IANA address depletion was January 27, 2011. Also the calculations for all central IPv4 pool addresses will be depleted by July 25, 2012. These are estimates and may change as of writing this post. I'll be …

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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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