ubuntu-keyring : GnuPG archive keys of the Ubuntu archive ( http://packages.ubuntu.com/trusty/ubuntu-keyring )
usb-modeswitch : Handling Mode-Switching USB Devices on Linux ( http://www.draisberghof.de/usb_modeswitch/ )
usb-modeswitch-data : Device database for usb-modeswitch. ( http://www.draisberghof.de/usb_modeswitch/ )
Add an ebuild in portage :
The ebuild is now in the portage tree.
You can also use layman : emerge layman then layman -a posativ
For Paludis use this rsync : rsync://gentoo.zugaina.org/posativ-portage
If you have a problem : ycarus(-at-)zugaina.org