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Everybody knows me to be a huge dedicated Cisco fanboy. So when I first attempted to upgrade to the latest and greatest Adaptive Security Appliance operating system (8.3) over a year ago, I was scared away when the "upgrade" broke my configuration. This was not a good thing in my bookslong worked on and cleverly optimized configuration.

Now, I don't back down from things too easily, but being lazy, it took me about a year to look back at it and attempt a conquering. How did the conquering go? Poorly. Well, not poorly. I figured out what ailed me, but, in the process, lost a bit of respect for Cisco and their actual understanding of their own systems. was causing my issues after researching and finding a very nice breakdown on the cisco support forums.

After spending a couple days waiting for a newly purchased ASA5505 with an unlimited users license (I had a 10 user, and user for Cisco means IPs. I have significantly more than 10 IPs on my network...), I spend the time trying to build a new configuration based on the walkthrough for NAT. All of the configuration differences were documented and then put into a text configuration file properly broken down. So, Ready to go!