Два варианта установки XenTools для FreeBSD 10.1 RELEASE.

Вариант 1.

portupgrade fetch extract
cd /usr/ports/sysutils/xe-guest-utilities
make install clean
echo 'xenguest_enable="YES"' >> /etc/rc.conf
/usr/local/etc/rc.d/xenguest start

Вариант 2.

pkg install xe-guest-utilities
echo 'xenguest_enable="YES"' >> /etc/rc.conf
/usr/local/etc/rc.d/xenguest start