These ebuilds come from http://gentoo.zugaina.org/.
If you have some problems, go to the official site first.
gammu : a fork of the gnokii project, a tool to handle your cellular phone ( http://www.gammu.org )
gnokii : user space driver and tools for use with mobile phones ( http://www.gnokii.org/ )
Add an ebuild in portage :
The ebuild is now in the portage tree.
You can also use layman : emerge layman then layman -a zugaina
For Paludis use this rsync : rsync://gentoo.zugaina.org/zugaina-portage
If you have a problem : ycarus(-at-)zugaina.org