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&os; HandbookThe FreeBSD Documentation Project$FreeBSD$$FreeBSD$19951996199719981999200020012002200320042005200620072008200920102011201220132014201520162017The FreeBSD Documentation Project
&legalnotice;
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Welcome to &os;! This handbook covers the installation
and day to day use of
&os; &rel.current;-RELEASE,
- &os; &rel2.current;-RELEASE, and
- &os; &rel3.current;-RELEASE. This book is
+ &os; &rel2.current;-RELEASE. This book is
the result of ongoing work by many individuals. Some sections
might be outdated. Those interested in helping to update and
expand this document should send email to the &a.doc;.The latest version of this book is available from the
FreeBSD web
site. Previous versions can be obtained from https://docs.FreeBSD.org/doc/.
The book can be downloaded in a variety of formats and
compression options from the &os;
FTP server or one of the numerous
mirror sites. Printed
copies can be purchased at the
FreeBSD
Mall. Searches can be performed on the handbook and
other documents on the
search
page.
&chap.preface;
Getting StartedThis part of the handbook is for users and administrators
who are new to &os;. These chapters:Introduce &os;.Guide readers through the installation process.Teach &unix; basics and fundamentals.Show how to install the wealth of third party
applications available for &os;.Introduce X, the &unix; windowing system, and detail
how to configure a desktop environment that makes users
more productive.The number of forward references in the text have been
kept to a minimum so that this section can be read from front
to back with minimal page flipping.
&chap.introduction;
&chap.bsdinstall;
&chap.basics;
&chap.ports;
&chap.x11;
Common TasksNow that the basics have been covered, this part of the
book discusses some frequently used features of &os;. These
chapters:Introduce popular and useful desktop applications:
browsers, productivity tools, document viewers, and
more.Introduce a number of multimedia tools available for
&os;.Explain the process of building a customized &os;
kernel to enable extra functionality.Describe the print system in detail, both for desktop
and network-connected printer setups.Show how to run Linux applications on the &os;
system.Some of these chapters recommend prior reading, and this
is noted in the synopsis at the beginning of each
chapter.
&chap.desktop;
&chap.multimedia;
&chap.kernelconfig;
&chap.printing;
&chap.linuxemu;
System AdministrationThe remaining chapters cover all aspects of &os; system
administration. Each chapter starts by describing what will
be learned as a result of reading the chapter, and also
details what the reader is expected to know before tackling
the material.These chapters are designed to be read as the information
is needed. They do not need to be read in any particular
order, nor must all of them be read before beginning to use
&os;.
&chap.config;
&chap.boot;
&chap.security;
&chap.jails;
&chap.mac;
&chap.audit;
&chap.disks;
&chap.geom;
&chap.zfs;
&chap.filesystems;
&chap.virtualization;
&chap.l10n;
&chap.cutting-edge;
&chap.dtrace;
Network Communication&os; is one of the most widely deployed operating systems
for high performance network servers. The chapters in this
part cover:Serial communicationPPP and PPP over
EthernetElectronic MailRunning Network ServersFirewallsOther Advanced Networking TopicsThese chapters are designed to be read when the
information is needed. They do not need to be read in any
particular order, nor is it necessary to read all of them
before using &os; in a network environment.
&chap.serialcomms;
&chap.ppp-and-slip;
&chap.mail;
&chap.network-servers;
&chap.firewalls;
&chap.advanced-networking;
Appendices
&chap.mirrors;
&chap.bibliography;
&chap.eresources;
&chap.pgpkeys;
&chap.freebsd-glossary;
&chap.index;
&chap.colophon;
Index: head/en_US.ISO8859-1/books/handbook/introduction/chapter.xml
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IntroductionJimMockRestructured, reorganized, and parts rewritten
by SynopsisThank you for your interest in &os;! The following chapter
covers various aspects of the &os; Project, such as its
history, goals, development model, and so on.After reading this chapter, you will know:How &os; relates to other computer operating
systems.The history of the &os; Project.The goals of the &os; Project.The basics of the &os; open-source development
model.And of course: where the name &os; comes
from.Welcome to &os;!4.4BSD-Lite&os; is a 4.4BSD-Lite based operating system for Intel (x86
- and &itanium;), AMD64, Sun &ultrasparc; computers. Ports to
+ and &itanium;), AMD64, &arm;, and Sun &ultrasparc; computers. Ports to
other architectures are also under way. You can also read about
the history of &os;, or the
current release.
If you are interested in contributing something to the Project
(code, hardware, funding), see the Contributing
to &os; article.What Can &os; Do?&os; has many noteworthy features. Some of these
are:Preemptive multitaskingpreemptive multitasking with dynamic priority adjustment to ensure
smooth and fair sharing of the computer between
applications and users, even under the heaviest of
loads.Multi-user facilitiesmulti-user facilities which allow many people to use a &os; system
simultaneously for a variety of things. This means, for
example, that system peripherals such as printers and tape
drives are properly shared between all users on the system
or the network and that individual resource limits can be
placed on users or groups of users, protecting critical
system resources from over-use.Strong TCP/IP
networkingTCP/IP networking with support for industry standards such as
SCTP, DHCP, NFS, NIS, PPP, SLIP, IPsec, and IPv6. This
means that your &os; machine can interoperate easily with
other systems as well as act as an enterprise server,
providing vital functions such as NFS (remote file access)
and email services or putting your organization on the
Internet with WWW, FTP, routing and firewall (security)
services.Memory protectionmemory protection ensures that applications (or users) cannot
interfere with each other. One application crashing will
not affect others in any way.The industry standard
X Window SystemX Window System (X11R7) can provide a graphical user
interface (GUI) on any machine and comes with full
sources.binary compatibilityLinuxbinary compatibilitySCObinary compatibilitySVR4binary compatibilityBSD/OSbinary compatibilityNetBSDBinary compatibility with many
programs built for Linux, SCO, SVR4, BSDI and
NetBSD.Thousands of ready-to-run
applications are available from the &os;
ports and
packages collection. Why search the
net when you can find it all right here?Thousands of additional and
easy-to-port applications are
available on the Internet. &os; is source code compatible
with most popular commercial &unix; systems and thus most
applications require few, if any, changes to
compile.Demand paged virtual
memoryvirtual memory and merged VM/buffer cache
design efficiently satisfies applications with large
appetites for memory while still maintaining interactive
response to other users.SMPSymmetric Multi-Processing
(SMP) support for machines with multiple
CPUs.compilersCcompilersC++
A full complement of C
and C++
development tools.
Many additional languages for advanced research
and development are also available in the ports and
packages collection.Source codesource code for the entire system means you have the
greatest degree of control over your environment. Why be
locked into a proprietary solution at the mercy of your
vendor when you can have a truly open system?Extensive online
documentation.And many more!&os; is based on the 4.4BSD-Lite4.4BSD-Lite release from Computer
Systems Research Group (CSRG)Computer Systems Research Group (CSRG) at the University of California at Berkeley, and
carries on the distinguished tradition of BSD systems
development. In addition to the fine work provided by CSRG,
the &os; Project has put in many thousands of hours in
fine tuning the system for maximum performance and reliability
in real-life load situations. &os; offers performance and
reliability on par with commercial offerings, combined with
many cutting-edge features not available anywhere else.The applications to which &os; can be put are truly
limited only by your own imagination. From software
development to factory automation, inventory control to
azimuth correction of remote satellite antennae; if it can be
done with a commercial &unix; product then it is more than
likely that you can do it with &os; too! &os; also benefits
significantly from literally thousands of high quality
applications developed by research centers and universities
around the world, often available at little to no cost.
Commercial applications are also available and appearing in
greater numbers every day.Because the source code for &os; itself is generally
available, the system can also be customized to an almost
unheard of degree for special applications or projects, and in
ways not generally possible with operating systems from most
major commercial vendors. Here is just a sampling of some of
the applications in which people are currently using
&os;:Internet Services: The robust
TCP/IP networking built into &os; makes it an ideal
platform for a variety of Internet services such
as:World Wide Web serversweb servers
(standard or secure [SSL])IPv4 and IPv6 routingFirewallsfirewall
and NATNAT
(IP masquerading) gatewaysFTP serversFTP serverselectronic mailemailemail
Electronic Mail serversAnd more...Education: Are you a student of
computer science or a related engineering field? There
is no better way of learning about operating systems,
computer architecture and networking than the hands on,
under the hood experience that &os; can provide. A number
of freely available CAD, mathematical and graphic design
packages also make it highly useful to those whose primary
interest in a computer is to get
other work done!Research: With source code for
the entire system available, &os; is an excellent platform
for research in operating systems as well as other
branches of computer science. &os;'s freely available
nature also makes it possible for remote groups to
collaborate on ideas or shared development without having
to worry about special licensing agreements or limitations
on what may be discussed in open forums.Networking: Need a new
router?router A name server (DNS)?DNS Server A firewall to keep people out of your
internal network? &os; can easily turn that unused
PC sitting in the corner into an advanced router with
sophisticated packet-filtering capabilities.Embedded: &os; makes an
excellent platform to build embedded systems upon.
embedded
With support for the &arm;, &mips; and &powerpc;
platforms, coupled with a robust network stack, cutting
edge features and the permissive BSD
license &os; makes an excellent foundation for
building embedded routers, firewalls, and other
devices.X Window SystemGNOMEKDEDesktop: &os; makes a
fine choice for an inexpensive desktop solution
using the freely available X11 server.
&os; offers a choice from many open-source desktop
environments, including the standard
GNOME and
KDE graphical user interfaces.
&os; can even boot diskless from
a central server, making individual workstations
even cheaper and easier to administer.Software Development: The basic
&os; system comes with a full complement of development
tools including a full
C/C++Compiler
compiler and debugger suite.
Support for many other languages are also available
through the ports and packages collection.&os; is available to download free of charge, or can be
obtained on either CD-ROM or DVD. Please see
for more information about obtaining
&os;.Who Uses &os;?userslarge sites running &os;&os;'s advanced features, proven security, predictable
release cycle, and permissive license have led to its use as a
platform for building many commercial and open source
appliances, devices, and products. Many of the world's
largest IT companies use &os;:Apache
Apache - The Apache Software Foundation runs most of
its public facing infrastructure, including possibly one
of the largest SVN repositories in the world with over 1.4
million commits, on &os;.Apple
Apple - OS X borrows heavily from &os; for the
network stack, virtual file system, and many userland
components. Apple iOS also contains elements borrowed
from &os;.Cisco
Cisco - IronPort network security and anti-spam
appliances run a modified &os; kernel.Citrix
Citrix - The NetScaler line of security appliances
provide layer 4-7 load balancing, content caching,
application firewall, secure VPN, and mobile cloud network
access, along with the power of a &os; shell.Dell
KACE
Dell KACE - The KACE system management appliances run
&os; because of its reliability, scalability, and the
community that supports its continued development.Experts
Exchange
Experts Exchange - All public facing web servers are powered
by &os; and they make extensive use of jails to isolate
development and testing environments without the overhead
of virtualization.Isilon
Isilon - Isilon's enterprise storage appliances
are based on &os;. The extremely liberal &os; license
allowed Isilon to integrate their intellectual property
throughout the kernel and focus on building their product
instead of an operating system.iXsystems
iXsystems - The TrueNAS line of unified storage
appliances is based on &os;. In addition to their
commercial products, iXsystems also manages development of
the open source projects TrueOS and FreeNAS.Juniper
Juniper - The JunOS operating system that powers all
Juniper networking gear (including routers, switches,
security, and networking appliances) is based on &os;.
Juniper is one of many vendors that showcases the
symbiotic relationship between the project and vendors of
commercial products. Improvements generated at Juniper
are upstreamed into &os; to reduce the complexity of
integrating new features from &os; back into JunOS in the
future.McAfee
McAfee - SecurOS, the basis of McAfee enterprise
firewall products including Sidewinder is based on
&os;.NetApp
NetApp - The Data ONTAP GX line of storage
appliances are based on &os;. In addition, NetApp has
contributed back many features, including the new BSD
licensed hypervisor, bhyve.Netflix
Netflix - The OpenConnect appliance that Netflix
uses to stream movies to its customers is based on &os;.
Netflix has made extensive contributions to the codebase
and works to maintain a zero delta from mainline &os;.
Netflix OpenConnect appliances are responsible for
delivering more than 32% of all Internet traffic in North
America.Sandvine
Sandvine - Sandvine uses &os; as the basis of their
high performance real-time network processing platforms
that make up their intelligent network policy control
products.Sony
Sony - The PlayStation 4 gaming console runs a
modified version of &os;.Sophos
Sophos - The Sophos Email Appliance product is based
on a hardened &os; and scans inbound mail for spam and
viruses, while also monitoring outbound mail for malware
as well as the accidental loss of sensitive
information.Spectra
Logic
Spectra Logic - The nTier line of archive grade storage
appliances run &os; and OpenZFS.Stormshield
Stormshield - Stormshield Network Security appliances
are based on a hardened version of &os;. The BSD license
allows them to integrate their own intellectual property with
the system while returning a great deal of interesting
development to the community.The Weather
Channel
The Weather Channel - The IntelliStar appliance that is installed
at each local cable provider's headend and is responsible
for injecting local weather forecasts into the cable TV
network's programming runs &os;.Verisign
Verisign - Verisign is responsible for operating the
.com and .net root domain registries as well as the
accompanying DNS infrastructure. They rely on a number of
different network operating systems including &os; to
ensure there is no common point of failure in their
infrastructure.Voxer
Voxer - Voxer powers their mobile voice messaging
platform with ZFS on &os;. Voxer switched from a Solaris
derivative to &os; because of its superior documentation,
larger and more active community, and more developer
friendly environment. In addition to critical features
like ZFS and DTrace, &os; also offers
TRIM support for ZFS.WhatsApp
WhatsApp - When WhatsApp needed a platform that would
be able to handle more than 1 million concurrent TCP
connections per server, they chose &os;. They then
proceeded to scale past 2.5 million connections per
server.Wheel
Systems
Wheel Systems - The FUDO security appliance allows
enterprises to monitor, control, record, and audit
contractors and administrators who work on their systems.
Based on all of the best security features of &os;
including ZFS, GELI, Capsicum, HAST, and
auditdistd.&os; has also spawned a number of related open source
projects:BSD
Router
BSD Router - A &os; based replacement for large
enterprise routers designed to run on standard PC
hardware.FreeNAS
FreeNAS - A customized &os; designed to be used as a
network file server appliance. Provides a python based
web interface to simplify the management of both the UFS
and ZFS file systems. Includes support for NFS, SMB/CIFS,
AFP, FTP, and iSCSI. Includes an extensible plugin system
based on &os; jails.GhostBSD
GhostBSD - A desktop oriented distribution of &os;
bundled with the Gnome desktop environment.mfsBSD
mfsBSD - A toolkit for building a &os; system image
that runs entirely from memory.NAS4Free
NAS4Free - A file server distribution based on &os;
with a PHP powered web interface.OPNSense
OPNsense - OPNsense is an open source, easy-to-use and
easy-to-build FreeBSD based firewall and routing platform.
OPNsense includes most of the features available in
expensive commercial firewalls, and more in many cases.
It brings the rich feature set of commercial offerings
with the benefits of open and verifiable sources.TrueOS
TrueOS - A customized version of &os; geared towards
desktop users with graphical utilities to exposing the
power of &os; to all users. Designed to ease the
transition of Windows and OS X users.pfSense
pfSense - A firewall distribution based on &os; with
a huge array of features and extensive IPv6
support.ZRouter
ZRouter - An open source alternative firmware for
embedded devices based on &os;. Designed to replace the
proprietary firmware on off-the-shelf routers.&os; is also used to power some of the biggest sites on
the Internet, including:Yahoo!
Yahoo!Yandex
YandexRambler
RamblerSina
SinaPair
Networks
Pair NetworksSony
Japan
Sony JapanNetcraft
NetcraftNetflix
NetflixNetEase
NetEaseWeathernews
WeathernewsTELEHOUSE
America
TELEHOUSE Americaand many more. Wikipedia also maintains a list
of products based on &os;.About the &os; ProjectThe following section provides some background information
on the project, including a brief history, project goals, and
the development model of the project.A Brief History of &os;386BSD PatchkitHubbard, JordanWilliams, NateGrimes, RodFreeBSD ProjecthistoryThe &os; Project had its genesis in the early part
of 1993, partially as an outgrowth of the Unofficial
386BSDPatchkit by the patchkit's last 3 coordinators: Nate
Williams, Rod Grimes and Jordan Hubbard.386BSDThe original goal was to produce an intermediate snapshot
of 386BSD in order to fix a number of problems with it that
the patchkit mechanism just was not capable of solving. The
early working title for the project was 386BSD 0.5 or 386BSD
Interim in reference of that fact.Jolitz, Bill386BSD was Bill Jolitz's operating system, which had been
up to that point suffering rather severely from almost a
year's worth of neglect. As the patchkit swelled ever more
uncomfortably with each passing day, they decided to assist
Bill by providing this interim cleanup
snapshot. Those plans came to a rude halt when Bill Jolitz
suddenly decided to withdraw his sanction from the project
without any clear indication of what would be done
instead.Greenman, DavidWalnut Creek CDROMThe trio thought that the goal remained worthwhile, even
without Bill's support, and so they adopted the name "&os;"
coined by David Greenman. The initial objectives were set
after consulting with the system's current users and, once it
became clear that the project was on the road to perhaps even
becoming a reality, Jordan contacted Walnut Creek CDROM with
an eye toward improving &os;'s distribution channels for those
many unfortunates without easy access to the Internet. Walnut
Creek CDROM not only supported the idea of distributing &os;
on CD but also went so far as to provide the project with a
machine to work on and a fast Internet connection. Without
Walnut Creek CDROM's almost unprecedented degree of faith in
what was, at the time, a completely unknown project, it is
quite unlikely that &os; would have gotten as far, as fast, as
it has today.4.3BSD-LiteNet/2U.C. Berkeley386BSDFree Software
FoundationThe first CD-ROM (and general net-wide) distribution was
&os; 1.0, released in December of 1993. This was based
on the 4.3BSD-Lite (Net/2) tape from U.C.
Berkeley, with many components also provided by 386BSD and the
Free Software Foundation. It was a fairly reasonable success
for a first offering, and they followed it with the highly
successful &os; 1.1 release in May of 1994.NovellU.C. BerkeleyNet/2AT&TAround this time, some rather unexpected storm clouds
formed on the horizon as Novell and U.C. Berkeley settled
their long-running lawsuit over the legal status of the
Berkeley Net/2 tape. A condition of that settlement was U.C.
Berkeley's concession that large parts of Net/2 were
encumbered code and the property of Novell, who
had in turn acquired it from AT&T some time previously.
What Berkeley got in return was Novell's
blessing that the 4.4BSD-Lite release, when
it was finally released, would be declared unencumbered and
all existing Net/2 users would be strongly encouraged to
switch. This included &os;, and the project was given until
the end of July 1994 to stop shipping its own Net/2 based
product. Under the terms of that agreement, the project was
allowed one last release before the deadline, that release
being &os; 1.1.5.1.&os; then set about the arduous task of literally
re-inventing itself from a completely new and rather
incomplete set of 4.4BSD-Lite bits. The Lite
releases were light in part because Berkeley's CSRG had
removed large chunks of code required for actually
constructing a bootable running system (due to various legal
requirements) and the fact that the Intel port of 4.4 was
highly incomplete. It took the project until November of 1994
to make this transition, and in December it released
&os; 2.0 to the world. Despite being still more than a
little rough around the edges, the release was a significant
success and was followed by the more robust and easier to
install &os; 2.0.5 release in June of 1995.Since that time, &os; has made a series of releases each
time improving the stability, speed, and feature set of the
previous version.For now, long-term development projects continue to take
place in the 10.X-CURRENT (trunk) branch, and snapshot
releases of 10.X are continually made available from the
snapshot server as work progresses.&os; Project GoalsJordanHubbardContributed by FreeBSD ProjectgoalsThe goals of the &os; Project are to provide software
that may be used for any purpose and without strings attached.
Many of us have a significant investment in the code (and
project) and would certainly not mind a little financial
compensation now and then, but we are definitely not prepared
to insist on it. We believe that our first and foremost
mission is to provide code to any and all
comers, and for whatever purpose, so that the code gets the
widest possible use and provides the widest possible benefit.
This is, I believe, one of the most fundamental goals of Free
Software and one that we enthusiastically support.GNU General Public License (GPL)GNU Lesser General Public License (LGPL)BSD CopyrightThat code in our source tree which falls under the GNU
General Public License (GPL) or Library General Public License
(LGPL) comes with slightly more strings attached, though at
least on the side of enforced access rather than the usual
opposite. Due to the additional complexities that can evolve
in the commercial use of GPL software we do, however, prefer
software submitted under the more relaxed BSD copyright when
it is a reasonable option to do so.The &os; Development ModelSatoshiAsamiContributed by FreeBSD Projectdevelopment modelThe development of &os; is a very open and flexible
process, being literally built from the contributions of
thousands of people around the world, as can be seen from our
list
of contributors. &os;'s development infrastructure
allow these thousands of contributors to collaborate over the
Internet. We are constantly on the lookout for new developers
and ideas, and those interested in becoming more closely
involved with the project need simply contact us at the
&a.hackers;. The &a.announce; is also available to those
wishing to make other &os; users aware of major areas of
work.Useful things to know about the &os; Project and its
development process, whether working independently or in close
cooperation:The SVN repositoriesCVSCVS RepositoryConcurrent Versions SystemCVSSubversionSubversion RepositorySVNSubversion
For several years, the central source tree for &os;
was maintained by
CVS
(Concurrent Versions System), a freely available source
code control tool. In June 2008, the Project switched
to using SVN
(Subversion). The switch was deemed necessary, as the
technical limitations imposed by
CVS were becoming obvious due
to the rapid expansion of the source tree and the amount
of history already stored. The Documentation Project
and Ports Collection repositories also moved from
CVS to
SVN in May 2012 and July
2012, respectively. Please refer to the Synchronizing your source
tree section for more information on obtaining
the &os; src/ repository and Using the Ports
Collection for details on obtaining the &os;
Ports Collection.The committers listThe committerscommitters are the people who have
write access to the Subversion
tree, and are authorized to make modifications to the
&os; source (the term committer comes
from commit, the source control
command which is used to bring new changes into the
repository). Anyone can submit a bug to the Bug
Database. Before submitting a bug report, the
&os; mailing lists, IRC channels, or forums can be used to
help verify that an issue is actually a bug.The FreeBSD core teamThe &os; core teamcore team would be equivalent to the board of
directors if the &os; Project were a company. The
primary task of the core team is to make sure the
project, as a whole, is in good shape and is heading in
the right directions. Inviting dedicated and
responsible developers to join our group of committers
is one of the functions of the core team, as is the
recruitment of new core team members as others move on.
The current core team was elected from a pool of
committer candidates in July 2014. Elections are held
every 2 years.Like most developers, most members of the
core team are also volunteers when
it comes to &os; development and do not benefit from
the project financially, so commitment
should also not be misconstrued as meaning
guaranteed support. The
board of directors analogy above is not
very accurate, and it may be more suitable to say that
these are the people who gave up their lives in favor
of &os; against their better judgement!Outside contributorsLast, but definitely not least, the largest group of
developers are the users themselves who provide feedback
and bug fixes to us on an almost constant basis. The
primary way of keeping in touch with &os;'s more
non-centralized development is to subscribe to the
&a.hackers; where such things are discussed. See
for more information about
the various &os; mailing lists.The
&os; Contributors Listcontributors is a long and growing one, so why not join
it by contributing something back to &os; today?Providing code is not the only way of contributing
to the project; for a more complete list of things that
need doing, please refer to the &os; Project
web site.In summary, our development model is organized as a loose
set of concentric circles. The centralized model is designed
for the convenience of the users of &os;,
who are provided with an easy way of tracking one central code
base, not to keep potential contributors out! Our desire is to
present a stable operating system with a large set of coherent
application programs that the
users can easily install and use — this model works very
well in accomplishing that.All we ask of those who would join us as &os; developers
is some of the same dedication its current people have to its
continued success!Third Party ProgramsIn addition to the base distributions, &os; offers a
ported software collection with thousands of commonly
sought-after programs. At the time of this writing, there
were over &os.numports; ports! The list of ports ranges from
http servers, to games, languages, editors, and almost
everything in between. The entire Ports Collection requires
approximately &ports.size;. To compile a port, you simply
change to the directory of the program you wish to install,
type make install, and let the system do
the rest. The full original distribution for each port you
build is retrieved dynamically so you need only enough disk
space to build the ports you want. Almost every port is also
provided as a pre-compiled package, which can
be installed with a simple command
(pkg install) by those who do not wish to
compile their own ports from source. More information on
packages and ports can be found in
.Additional DocumentationAll recent &os; versions provide an option in the
installer (either &man.sysinstall.8; or &man.bsdinstall.8;) to
install additional documentation under
/usr/local/share/doc/freebsd during the
initial system setup. Documentation may also be installed at
any later time using packages as described in
. You may view the
locally installed manuals with any HTML capable browser using
the following URLs:The FreeBSD Handbook/usr/local/share/doc/freebsd/handbook/index.htmlThe FreeBSD FAQ/usr/local/share/doc/freebsd/faq/index.htmlYou can also view the master (and most frequently updated)
copies at http://www.FreeBSD.org/.