regen_host_keys ()
{
    sudo /bin/rm -v /etc/ssh/ssh_host_*
    sudo dpkg-reconfigure openssh-server
    sudo /etc/init.d/ssh restart
}

echo "Do you really want to remove the existing SSH host keys? "
${vyatta_bindir}/yesno

if [ $? -eq 0 ]
then
    regen_host_keys
fi