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Port forwarding a range of ports on Cisco IOS

May 25, 2010

One question that routinely comes up in a particular forum that I frequent is “How do I port forward a range of ports?”  Usually, this question is met with one of two answers:  1) you don’t, or 2) manually enter 10000 “ip nat …” statements. The correct answer is actually number three.  It turns out […]

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Configuring Basic NAT with overloading

July 9, 2009

Here’s a lab that might be helpful for those working towards the CCNA examination. We have a simple topology consisting of three routers. R8 will simply be used as a host on our “internal” network and R7 will be used as our border router (the serial connection between R5 and R7 will represent our connection […]

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