Ubuntu 14.04 preseed配置示例：

cat ubt14043.seed内容：

d-i live-installer/net-image string http://10.0.0.2/cobbler/links/UBT14043-x86_64/install/filesystem.squashfs
d-i debian-installer/locale string en_US.UTF-8
d-i debian-installer/splash boolean false
d-i console-setup/ask_detect boolean false
d-i console-setup/layoutcode string us
d-i console-setup/variantcode string
d-i netcfg/choose_interface select auto
d-i clock-setup/utc boolean true
d-i partman-auto/method string regular
d-i partman-auto/disk string /dev/sda
d-i partman-auto/expert_recipe select \
boot-root :: \
100000 80 100000 ext4 \
$bootable{ } \
$primary{ } \
method{ format } format{ } \
use_filesystem{ } filesystem{ ext4 } \
mountpoint{ / } \
. \
102 60 1000 linux-swap \
$primary{ } \
method{ swap } format{ } \
.
d-i partman-auto/choose_recipe boot-root
d-i partman/confirm_write_new_label boolean true
d-i partman/choose_partition select Finish partitioning and write changes to disk
d-i partman/confirm boolean true
d-i partman/confirm_nooverwrite boolean true
d-i partman/default_filesystem string ext4
d-i clock-setup/utc boolean true
d-i clock-setup/ntp boolean true
d-i clock-setup/ntp-server string 10.0.0.3
d-i base-installer/kernel/image string linux-server
d-i passwd/root-login boolean false
d-i passwd/make-user boolean true
d-i passwd/user-fullname string super
d-i passwd/username string super
d-i passwd/user-password password xxxxxx
d-i passwd/user-password-again password xxxxx
d-i user-setup/allow-password-weak boolean true
d-i user-setup/encrypt-home boolean false
d-i passwd/user-default-groups string sudo
d-i mirror/country string manual
d-i mirror/protocol string http
d-i mirror/http/hostname string 10.0.0.2
d-i mirror/http/directory string /cobbler/ks_mirror/UBT14043-x86_64
d-i apt-setup/services-select multiselect security
d-i apt-setup/security_host string 10.0.0.2
d-i apt-setup/security_path string /cobbler/ks_mirror/UBT14043-x86_64
d-i debian-installer/allow_unauthenticated string false
d-i pkgsel/upgrade select none
d-i pkgsel/language-packs multiselect
d-i pkgsel/update-policy select none
d-i pkgsel/updatedb boolean true
d-i grub-installer/skip boolean false
d-i lilo-installer/skip boolean false
d-i grub-installer/only_debian boolean true
d-i grub-installer/with_other_os boolean true
d-i finish-install/keep-consoles boolean false
d-i finish-install/reboot_in_progress note
d-i cdrom-detect/eject boolean true
d-i debian-installer/exit/halt boolean false
d-i debian-installer/exit/poweroff boolean false
d-i pkgsel/include string openssh-server