[CentOS] Install Centos on remote machine?

Wed Oct 12 14:48:38 UTC 2011
Marko Weber <weber at zackbummfertig.de>

hello ,
i have to an remote server contact via rescue console.
How can i install centos there without any image or cd?

with gentoo i untar a stage3 tarball and latest portage , baking kernel 
- go! (shortversion)

but how to do this with centos?
i gooled last hour but only find howtos with cd / dvd.

the remote server i can only contact via kvm or rescue console.

any ideas?