Personal MMOG

Is it posible to make a Private server only u can use and run off your computer? what i mean is pretty much make a online server 1 pearson can use?

If so can someone help me with a eudemons one If not ty For reading.

of course you can...change the ip number in your ACCserver,gameserver to 127.0.0.1 which is offline...just run the server and play it by yourself...hit thanks if I'm right..