• http://ru.wikipedia.org/wiki/FreeBSD_Jail
• http://www.freebsd.org/doc/handbook/jails-build.html
• Управление переменными ядра в Jail (http://www.unixfaq.ru/index.pl?req=qs&id=1002)

• Установка исходных текстов
• Установка заплаток внутри релиза

[server:~] # cd /usr/src
[server:~] # make buildworld

[server:~] # cd /usr/src
[server:~] # setenv D /var/jail/www
[server:~] # mkdir -p $D
[server:~] # make installworld DESTDIR=$D
[server:~] # make distribution DESTDIR=$D

[server:~] # mount_nullfs /usr/ports/ /var/jail/www/usr/ports

[server:~] # cat /etc/rc.conf
...
jail_enable="YES"
jail_list="www"
jail_www_rootdir="/var/jail/www"
jail_www_hostname="www.corpX.un"
jail_www_interface="em0"
jail_www_ip="192.168.X.20"
jail_www_devfs_enable="YES"
jail_www_devfs_ruleset="devfsrules_jail"

[server:~] # sysctl security.jail.allow_raw_sockets=1

[server:~] # /etc/rc.d/jail start www

[server:~] # jls

[server:~] # jexec N csh

www# sysctl security.jail.jailed

www# cat /etc/rc.conf

hostname=www.corpX.un
sshd_enable=yes

www# cat /etc/resolv.conf

domain corpX.un
nameserver 172.16.1.254

www# cat /etc/hosts

127.0.0.1               localhost localhost.corpX.un

192.168.X.20            www.corpX.un www

172.16.1.249    rep