Стенд: 2xXeon 5440 2.5 ghz/16 gb ram/Intel Gigabit Adapter Quad Port чипсет сетевой карты Intel 82576
входящий реальный трафик с mirror порта catalyst ~1000 mbit/sec
10 минутный результат работы утилиты tcpdump по захвату всего трафика на интерфейсе в неразборчивом режиме (promiscuous mode)
FreeBSD 8.1
93521943 packets received by filter
56474 packets dropped by kernel
OpenBSD 4.8
92588558 packets received by filter
392526 packets dropped by kernel
CentOS 5.5
82154676 packets received by filter
238170 packets dropped by kernel
Debian 5.0.7
91326722 packets received by filter
947189 packets dropped by kernel
CVSROOT=anoncvs@anoncvs1.usa.openbsd.org:/cvs
export CVSROOT
cd /usr
cvs checkout -P ports
By Christopher Negus, Francois Caen
This handy, compact guide teaches you to use BSD UNIX systems as the experts do: from the command line. Try out more than 1,000 commands to find and get software, monitor system health and security, and access network resources. Apply the skills you learn from this book to use and administer servers and desktops running FreeBSD, OpenBSD, NetBSD, or any other BSD flavor.
Expand your BSD UNIX expertise in these and other areas:
* Using the shell
* Finding online software
* Working with files
* Playing with music and images
* Administering file systems
* Backing up data
* Checking and managing running processes
* Accessing network resources
* Handling remote system administration
* Locking down security
Скачать: book.pdf