libnss-sshsock : An nss library designed to provide nss services over a ssh master socket. ( http://www.ltsp.org/ )
libpam-sshauth : A pam module that will allow you to authenticate via a remote ssh machine, as well as establish an SSH tunnel. ( http://www.ltsp.org/ )
Add an ebuild in portage :
The ebuild is now in the portage tree.
You can also use layman : emerge layman then layman -a ltsp
For Paludis use this rsync : rsync://gentoo.zugaina.org/ltsp-portage
If you have a problem : ycarus(-at-)zugaina.org