etch -> testing
apt-get update;apt-get upgrade;apt-get dist-upgrade
reboot
apt-get -s install xorp
maybe need to update dpkg.
you have to download apt_0.7.20.1_i386.deb or higher before update.
apt-get install xorp
echo "xorp:x:root,
reboot
xorp_rtrmgr &
xorpsh