[expert] Question

[Morpheus The Sinful Weeper]

So, I'm thinking of running a little BBS or MUD on my linux box
how would i go to setting that up ? how do i configure it so people
can telnet in and out, check local email, etc
point me to a website or some tutorials, ill greatly appreciate 'em
thank you
btw, i ordered linux in a nutshell, im waiting, hope it helps me out :)
im running console mode, all text..