I have been with my company (a wireless Internet provider) for about a year and we were using a local T-1 provider for internet which came with a business class e-mail. Well we moved on to AT&T T-1s and now we don't need them, so I installed a SME server 7.0 on a mid-tower with 250GB /usr directory and i think that i have it set up but i want to test it without having the DNS point to it's IP instead of our previous ISP's. How would i go about doing this? I am REALLY new to Linux and i only know a few commands and a walkthough only gets me to following instructions instead of learning what i am doing so If anyone has a better recommendation instead of SME server or has used it before and has it routing mail already please let me know how you did with out a walk through
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