Frontier. it's more server access then it is software. There are several companies though. AGS, for example
as far as setting up it really depends on where you are at. some cities set policies on it. u have to get a license for it. you have to be careful how it's worded or what you tell people what it is, because if you slip they will shut you down in cleveland. in north randall though, the mayor's all for it because he get's to tax the hell out of us to do it.
Word? Never heard of either. You got links?