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<!DOCTYPE HTML PUBLIC "-//W3C//DTD HTML 4.01 Transitional//EN">

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<title>OpenBSD 4.8</title>

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4.8

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<p>

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Released Nov 1, 2010<br>

<br>

4.8 Song: <a href="lyrics.html#48">"El Puffiachi"</a>

<br>

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<ul>

<li>See the information on <a href="ftp.html">The FTP page</a> for

a list of mirror machines.

<li>Go to the <font color="#e00000">pub/OpenBSD/4.8/</font> directory on

<li>Go to the <code class=reldir>pub/OpenBSD/4.8/</code> directory on

one of the mirror sites.

<li>Have a look at <a href="errata48.html">The 4.8 Errata page</a> for a list

of bugs and workarounds.

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All applicable copyrights and credits are in the src.tar.gz,

sys.tar.gz, xenocara.tar.gz, ports.tar.gz files, or in the

files fetched via ports.tar.gz.

</table>

<hr>

<p>

<p>

This is a partial list of new features and systems included in OpenBSD 4.8.

For a comprehensive list, see the <a href="plus48.html">changelog</a> leading

to 4.8.

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<li>Improved hardware support, including:

<ul>

<li>New <a href="https://man.openbsd.org/?query=acpisony&sektion=4&format=html">acpisony(4)</a>

<li>New <a href="https://man.openbsd.org/acpisony.4">acpisony(4)</a>

driver for Sony ACPI control.

<li>New <a href="https://man.openbsd.org/?query=itherm&sektion=4&format=html">itherm(4)</a>

<li>New <a href="https://man.openbsd.org/itherm.4">itherm(4)</a>

driver for Intel 3400 temperature sensor.

driver for SiS 190 10/100/Gigabit Ethernet devices.

<li>New <a href="https://man.openbsd.org/?query=uguru&sektion=4&format=html">uguru(4)</a>

<li>New <a href="https://man.openbsd.org/uguru.4">uguru(4)</a>

driver for ABIT temperature, voltage and fan sensors.

<li>New <a href="https://man.openbsd.org/?query=owctr&sektion=4&format=html">owctr(4)</a>

<li>New <a href="https://man.openbsd.org/owctr.4">owctr(4)</a>

driver for 1-Wire counter devices.

driver for Programmers Switch found on some macppc machines.

<li>Support for 82576 fiber and 82577/82578 (PCH) based devices

has been added to <a href="https://man.openbsd.org/?query=em&sektion=4">em(4)</a>.

has been added to <a href="https://man.openbsd.org/em.4">em(4)</a>.

<li>Support for 24-bit encodings and USB 2.0 playback

has been added to <a href="https://man.openbsd.org/?query=uaudio&sektion=4">uaudio(4)</a>.

has been added to <a href="https://man.openbsd.org/uaudio.4">uaudio(4)</a>.

<li>Support for Winbond/Nuvoton W83627DHG-P

has been added to <a href="https://man.openbsd.org/?query=wbsio&sektion=4">wbsio(4)</a>.

has been added to <a href="https://man.openbsd.org/wbsio.4">wbsio(4)</a>.

<li>Support for RTL8168E

has been added to <a href="https://man.openbsd.org/?query=re&sektion=4">re(4)</a>.

has been added to <a href="https://man.openbsd.org/re.4">re(4)</a>.

<li>Support for 800x480

has been added to <a href="https://man.openbsd.org/?query=udl&sektion=4">udl(4)</a>.

has been added to <a href="https://man.openbsd.org/udl.4">udl(4)</a>.

<li>Support for M-audio Audiophile 192k

has been added to <a href="https://man.openbsd.org/?query=envy&sektion=4">envy(4)</a>.

has been added to <a href="https://man.openbsd.org/envy.4">envy(4)</a>.

<li>Support for Intel Core i3/i5 internal graphics (Ironlake)

has been added to <a href="https://man.openbsd.org/?query=inteldrm&sektion=4">inteldrm(4)</a>

has been added to <a href="https://man.openbsd.org/inteldrm.4">inteldrm(4)</a>

and <a href="https://man.openbsd.org/?query=agp&sektion=4">agp(4)</a>.

and <a href="https://man.openbsd.org/agp.4">agp(4)</a>.

<li>The <a href="https://man.openbsd.org/?query=ss&sektion=4&manpath=OpenBSD+4.7&format=html">ss(4)</a> and

<li>The <a href="https://man.openbsd.org/OpenBSD-4.7/ss.4">ss(4)</a> and

<a href="https://man.openbsd.org/?query=usscanner&sektion=4&manpath=OpenBSD+4.7&format=html">usscanner(4)</a>

<a href="https://man.openbsd.org/OpenBSD-4.7/usscanner.4">usscanner(4)</a>

drivers have been removed.

<li>Improved robustness of several SCSI/SAS/RAID HBA drivers, including

<a href="https://man.openbsd.org/?query=mpi&sektion=4&format=html">mpi(4)</a>,

<a href="https://man.openbsd.org/mpi.4">mpi(4)</a>,

<a href="https://man.openbsd.org/?query=mpii&sektion=4&format=html">mpii(4)</a> and

<a href="https://man.openbsd.org/mpii.4">mpii(4)</a> and

<a href="https://man.openbsd.org/?query=ciss&sektion=4&format=html">ciss(4)</a>.

<a href="https://man.openbsd.org/ciss.4">ciss(4)</a>.

</ul>

<p>

<li>New tools:

<ul>

<li><a href="https://man.openbsd.org/?query=iked&sektion=8">iked(8)</a>,

<li><a href="https://man.openbsd.org/iked.8">iked(8)</a>,

an Internet Key Exchange version 2 (IKEv2) daemon.

<li><a href="https://man.openbsd.org/?query=ldapd&sektion=8">ldapd(8)</a>,

<li><a href="https://man.openbsd.org/ldapd.8">ldapd(8)</a>,

a Lightweight Directory Access Protocol (LDAP) daemon.

</ul>

<p>

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<li>OpenBGPD, OpenOSPFD and other routing daemon improvements:

<ul>

<li><a href="https://man.openbsd.org/?query=bgpd&sektion=8">bgpd(8)</a> control sockets are now specified in the config file. This removes the -s and -r arguments to bgpd.

<li><a href="https://man.openbsd.org/bgpd.8">bgpd(8)</a> control sockets are now specified in the config file. This removes the -s and -r arguments to bgpd.

<li>Extended the BGP MPLS VPN support to allow Layer-3 MPLS VPNs to be

terminated on OpenBSD with the help of

<a href="https://man.openbsd.org/?query=mpe&sektion=4">mpe(4)</a>,

<a href="https://man.openbsd.org/mpe.4">mpe(4)</a>,

<a href="https://man.openbsd.org/?query=ldpd&sektion=8">ldpd(8)</a>, and

<a href="https://man.openbsd.org/ldpd.8">ldpd(8)</a>, and

<a href="https://man.openbsd.org/?query=bgpd&sektion=8">bgpd(8)</a>.

<a href="https://man.openbsd.org/bgpd.8">bgpd(8)</a>.

supports multiple FIBs and it is possible to assign them to RIBs for

redistribution.

<li>bgpd now supports to use neighbor-as in AS filter statements and added

two new filters -- max-as-seq and max-as-len -- to limit the length of

two new filters – max-as-seq and max-as-len – to limit the length of

a sequence of a single AS or the total length of an AS path.

<li>Added softreconfig support in bgpd for peers changing the RIB.

<li>Fixed multiprotocol MRT dumps and added 4-byte AS-Number support in

<a href="https://man.openbsd.org/?query=bgpd&sektion=8">bgpd(8)</a>.

<a href="https://man.openbsd.org/bgpd.8">bgpd(8)</a>.

<li>Added support for ping6 and traceroute6 in

<a href="https://man.openbsd.org/?query=bgplg&sektion=8">bgplg(8)</a>

<a href="https://man.openbsd.org/bgplg.8">bgplg(8)</a>

and

<a href="https://man.openbsd.org/?query=bgplgsh&sektion=8">bgplgsh(8)</a>

<a href="https://man.openbsd.org/bgplgsh.8">bgplgsh(8)</a>

<li><a href="https://man.openbsd.org/?query=ospfd&sektion=8">ospfd(8)</a>

<li><a href="https://man.openbsd.org/ospfd.8">ospfd(8)</a>

has better LSA pruning and config reload support.

now supports LSAs larger than the link MTU, has improved interoperability

with other OSPFv3 implementations, can redistribute the default route,

and will correctly handle IPv6 prefixes advertised by neighbours on

the same link but not configured on the router itself.

<li>Various improvements in

including correct penultimate hop popping, better session handling,

and a improved config file parser.

</ul>

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<li>Generic network stack improvements:

<ul>

<li><a href="https://man.openbsd.org/?query=ifconfig&sekti

<li><a href="https://man.openbsd.org/ifconfig.8">ifconfig(8)</a> and

on=8">ifconfig(8)</a> and

<a href="https://man.openbsd.org/route.8">route(8)</a>

<a href="https://man.openbsd.org/?query=route&sektion=8">route(8)</a>

get better Multiprotocol Label Switching support.

<li><a href="https://man.openbsd.org/?query=traceroute&sektion=8">traceroute(8)</a>

<li><a href="https://man.openbsd.org/traceroute.8">traceroute(8)</a>

now supports extended ICMP headers which allows printing of MPLS

labels.

<li>Support for RFC 4941 privacy extensions for stateless address

autoconfiguration has been added to <a href="https://man.openbsd.org/?query=inet6&sektion=4">inet6(4)</a> and can be enabled via

autoconfiguration has been added to <a href="https://man.openbsd.org/inet6.4">inet6(4)</a> and can be enabled via

<a href="https://man.openbsd.org/?query=ifconfig&sektion=8">ifconfig(8)</a>.

<a href="https://man.openbsd.org/ifconfig.8">ifconfig(8)</a>.

<li><a href="https://man.openbsd.org/?query=ifconfig&sektion=8">ifconfig(8)</a>

<li><a href="https://man.openbsd.org/ifconfig.8">ifconfig(8)</a>

now supports random selection of MAC addresses.

<li><a href="https://man.openbsd.org/?query=tcpdump&sektion=8">tcpdump(8)</a>

<li><a href="https://man.openbsd.org/tcpdump.8">tcpdump(8)</a>

now decodes Multicast Listener Discovery version 2 and

Internet Key Exchange version 2 traffic.

<li><a href="https://man.openbsd.org/?query=enc&sektion=4">enc(4)</a> and

<li><a href="https://man.openbsd.org/enc.4">enc(4)</a> and

<a href="https://man.openbsd.org/?query=ipsec&sektion=4">ipsec(4)</a> are now

<a href="https://man.openbsd.org/ipsec.4">ipsec(4)</a> are now

aware of routing domains.

<li><a href="https://man.openbsd.org/?query=dhcpd&sektion=8">dhcpd(8)</a> and

<li><a href="https://man.openbsd.org/dhcpd.8">dhcpd(8)</a> and

<a href="https://man.openbsd.org/?query=dhclient&sektion=8">dhclient(8)</a> and

<a href="https://man.openbsd.org/dhclient.8">dhclient(8)</a> and

are now capable of running in different routing domains.

<li>Added MPLS support and a simple keepalive mechanism to

<a href="https://man.openbsd.org/?query=gre&sektion=4">gre(4)</a>.

<a href="https://man.openbsd.org/gre.4">gre(4)</a>.

<li>Added MPLS support to

<a href="https://man.openbsd.org/?query=gif&sektion=4">gif(4)</a>.

<a href="https://man.openbsd.org/gif.4">gif(4)</a>.

<li>Support for 802.1ad-style QinQ nested VLANs with the addition of

<a href="https://man.openbsd.org/?query=svlan&sektion=4">svlan(4)</a> (service VLAN) interfaces.

<a href="https://man.openbsd.org/svlan.4">svlan(4)</a> (service VLAN) interfaces.

<li>Added a RTM_DESYNC routing message as indicator that route messages

got dropped because of insufficent buffer space.

<a href="https://man.openbsd.org/?query=ospfd&sektion=8">ospfd(8)</a>

<a href="https://man.openbsd.org/ospfd.8">ospfd(8)</a>

uses this message to keep the internal view of the routing table in sync.

</ul>

<p>

<li>SCSI improvements:

<ul>

<li>better <a href="https://man.openbsd.org/?query=cd&sektion=4">cd(4)</a> detaching.

<li>better <a href="https://man.openbsd.org/cd.4">cd(4)</a> detaching.

<li>better <a href="https://man.openbsd.org/?query=st&sektion=4">st(4)</a> sense data and buf handling.

<li>better <a href="https://man.openbsd.org/st.4">st(4)</a> sense data and buf handling.

<li>eliminate excessive delays when starting DVD playing.

<li>ask only for minimal (i.e. 18 bytes) sense data, fixing usb devices.

<li>migrate to using bufq.

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<li>Assorted improvements:

<ul>

<li><a href="https://man.openbsd.org/?query=mbtowc&sektion=3">mbtowc(3)</a> multi-byte/wide-character conversion functions

<li><a href="https://man.openbsd.org/mbtowc.3">mbtowc(3)</a> multi-byte/wide-character conversion functions

have been added to the C library, and

<a href="https://man.openbsd.org/?query=setlocale&sektion=3">setlocale(3)</a>

<a href="https://man.openbsd.org/setlocale.3">setlocale(3)</a>

now supports the en_US.UTF-8 locale.

<li><a href="https://man.openbsd.org/?query=posix_madvise&sektion=2">posix_madvise(2)</a>,

<li><a href="https://man.openbsd.org/posix_madvise.2">posix_madvise(2)</a>,

<a href="https://man.openbsd.org/?query=posix_memalign&sektion=3">posix_memalign(3)</a>,

<a href="https://man.openbsd.org/posix_memalign.3">posix_memalign(3)</a>,

<a href="https://man.openbsd.org/?query=strndup&sektion=3">strndup(3)</a>, and

<a href="https://man.openbsd.org/strndup.3">strndup(3)</a>, and

<a href="https://man.openbsd.org/?query=strnlen&sektion=3">strnlen(3)</a>

<a href="https://man.openbsd.org/strnlen.3">strnlen(3)</a>

have been added to the C library.

<li>The <a href="https://man.openbsd.org/?query=event&sektion=3">event(3)</a> library

<li>The <a href="https://man.openbsd.org/event.3">event(3)</a> library

was updated to version 1.4.14b.

<li>The <a href="https://man.openbsd.org/?query=pthreads&sektion=3">pthreads(3)</a> library

<li>The <a href="https://man.openbsd.org/pthreads.3">pthreads(3)</a> library

now implements the <tt>pthread_rwlock_timed{rd,wr}lock</tt> interfaces.

now implements the <code>pthread_rwlock_timed{rd,wr}lock</code> interfaces.

<li>AES-NI support has been integrated into the OpenSSL

<a href="https://man.openbsd.org/?query=crypto&sektion=3">crypto(3)</a> library.

<a href="https://man.openbsd.org/crypto.3">crypto(3)</a> library.

<li>MIDI control in non-server mode was added to

<a href="https://man.openbsd.org/?query=aucat&sektion=1">aucat(1)</a>,

<a href="https://man.openbsd.org/aucat.1">aucat(1)</a>,

including seeking within .wav files

<li>A new record-what-you-hear feature was added to

<a href="https://man.openbsd.org/?query=aucat&sektion=1">aucat(1)</a>.

<a href="https://man.openbsd.org/aucat.1">aucat(1)</a>.

<li>The minimum extra latency of the

<a href="https://man.openbsd.org/?query=aucat&sektion=1">aucat(1)</a>

<a href="https://man.openbsd.org/aucat.1">aucat(1)</a>

server was lowered to a single block, improving

usability of low-latency programs without stability compromise.

<li><a href="https://man.openbsd.org/?query=disklabel&sektion=8">disklabel(8)</a>

<li><a href="https://man.openbsd.org/disklabel.8">disklabel(8)</a>

now supports unique disk identifiers.

now handles redirection to relative URLs in the Location: header

of HTTP responses.

now recognizes the C99 data types _Bool and _Complex

and some related gcc extensions.

now allows variables in SysV modifiers,

and implements the :QL (quote list) modifier.

<li><a href="https://man.openbsd.org/?query=man&sektion=1">man(1)</a> now allows to combine the -s option with -m or -M.

<li><a href="https://man.openbsd.org/man.1">man(1)</a> now allows to combine the -s option with -m or -M.

<li>Improved directory editing in <a href="https://man.openbsd.org/?query=mg&sektion=1">mg(1)</a>.

<li>Improved directory editing in <a href="https://man.openbsd.org/mg.1">mg(1)</a>.

<li><a href="https://man.openbsd.org/?query=newfs&sektion=8">newfs(8)</a> has been tweaked to better support large file systems.

<li><a href="https://man.openbsd.org/newfs.8">newfs(8)</a> has been tweaked to better support large file systems.

now supports the POSIX -A option to select an input address base.

<li><a href="https://man.openbsd.org/?query=sendbug&sektion=1">sendbug(1)</a>

<li><a href="https://man.openbsd.org/sendbug.1">sendbug(1)</a>

now includes the output of <tt>usbdevs -v</tt> into the template.

now includes the output of <code>usbdevs -v</code> into the template.

<li><a href="https://man.openbsd.org/?query=smtpd&sektion=8">smtpd(8)</a>

<li><a href="https://man.openbsd.org/smtpd.8">smtpd(8)</a>

now supports the SIZE and ENHANCEDSTATUSCODES extensions

and the "plain" backend for maps, and performance was improved when handling large amounts of mail.

<li><a href="https://man.openbsd.org/?query=snmpd&sektion=8">snmpd(8)</a>

<li><a href="https://man.openbsd.org/snmpd.8">snmpd(8)</a>

now supports the IP-FORWARD-MIB.

<li><a href="https://man.openbsd.org/?query=wsconsctl&sektion=8">wsconsctl(8)</a> now handles more than one keyboard, mouse and display.

<li><a href="https://man.openbsd.org/wsconsctl.8">wsconsctl(8)</a> now handles more than one keyboard, mouse and display.

<li>Many memory leaks have been fixed in various userland utilities.

<li><a href="amd64.html">amd64</a>,

<a href="i386.html">i386</a>,

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<a href="socppc.html">socppc</a> and

<a href="macppc.html">macppc</a>

platforms were switched over to gcc4.

<li><a href="https://man.openbsd.org/?query=newfs&sektion=8">newfs(8)</a> now makes FFS2 the default for partitions larger than INT_MAX blocks.

<li><a href="https://man.openbsd.org/newfs.8">newfs(8)</a> now makes FFS2 the default for partitions larger than INT_MAX blocks.

<li><a href="https://man.openbsd.org/?query=dhcpd&sektion=8">dhcpd(8)</a> now includes the server id in NAK messages, as required by some

<li><a href="https://man.openbsd.org/dhcpd.8">dhcpd(8)</a> now includes the server id in NAK messages, as required by some

relays.

<li><a href="https://man.openbsd.org/?query=disklabel&sektion=8">disklabel(8)</a> now aligns the start and end of FFS partitions on bsize boundaries where it can, to improve performance on 4096-byte block devices.

<li><a href="https://man.openbsd.org/disklabel.8">disklabel(8)</a> now aligns the start and end of FFS partitions on bsize boundaries where it can, to improve performance on 4096-byte block devices.

<li>by default, read and write caching is now turned on for non-USB scsi disks.

<li><a href="https://man.openbsd.org/?query=getdirentries&sektion=2">getdirentries(2)</a> now checks to ensure that it doesn't wrap or truncate directory information on architectures where LONG is a different size from LONG LONG.

<li><a href="https://man.openbsd.org/getdirentries.2">getdirentries(2)</a> now checks to ensure that it doesn't wrap or truncate directory information on architectures where LONG is a different size from LONG LONG.

<li><a href="https://man.openbsd.org/?query=disklabel&sektion=8">disklabel(8)</a> now ensures correct physical bounds and disk size are used when building a disklabel from saved ascii disklabel.

<li><a href="https://man.openbsd.org/disklabel.8">disklabel(8)</a> now ensures correct physical bounds and disk size are used when building a disklabel from saved ascii disklabel.

<li>it is again possible to build a bsd.rd that has DDB.

<li><a href="https://man.openbsd.org/?query=pms&sektion=4">pms(4)</a> now works much better with various trackpads and over suspend/resume cycles.

<li><a href="https://man.openbsd.org/pms.4">pms(4)</a> now works much better with various trackpads and over suspend/resume cycles.

<li><a href="https://man.openbsd.org/?query=fdisk&sektion=8">fdisk(8)</a> now aligns the OpenBSD partition on a power of 2 block boundary to improve performance on 4096-byte block devices.

<li><a href="https://man.openbsd.org/fdisk.8">fdisk(8)</a> now aligns the OpenBSD partition on a power of 2 block boundary to improve performance on 4096-byte block devices.

<li><a href="https://man.openbsd.org/?query=nfsd&sektion=8">nfsd(8)</a> now logs start up errors to the system log as well as the console.

<li><a href="https://man.openbsd.org/nfsd.8">nfsd(8)</a> now logs start up errors to the system log as well as the console.

<li><a href="https://man.openbsd.org/?query=nfsd&sektion=8">nfsd(8)</a> now errors out if given an invalid number of servers to run.

<li><a href="https://man.openbsd.org/nfsd.8">nfsd(8)</a> now errors out if given an invalid number of servers to run.

</ul>

<p>

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<ul>

<li>If the system time is off by more than 120 seconds, ask if the user

wants to set it accordingly.

<li><a href="https://man.openbsd.org/?query=disklabel&sektion=8">disklabel(8)</a>

<li><a href="https://man.openbsd.org/disklabel.8">disklabel(8)</a>

now allows to customize auto allocated labels using the -R option.

<li>Default network install method changed from FTP to HTTP.

<li>Automatically set

`installfrom' entry to the public mirror used while installing or upgrading.

'installfrom' entry to the public mirror used while installing or upgrading.

<li><a href="https://man.openbsd.org/?query=sysmerge&sektion=8">sysmerge(8)</a> now automatically installs missing users and groups.

<li><a href="https://man.openbsd.org/sysmerge.8">sysmerge(8)</a> now automatically installs missing users and groups.

<li>Eliminate more excessively chatty remarks during install.

<li>Handle disk UID partitions better.

</ul>

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<li>New features:

<ul>

<li>Added a <em>ControlPersist</em> option to

<a href="https://man.openbsd.org/?query=ssh_config&sektion=5">ssh_config(5)</a>.

<a href="https://man.openbsd.org/ssh_config.5">ssh_config(5)</a>.

<li>Hostbased authentication may now use certificate host keys.

<li><a href="https://man.openbsd.org/?query=ssh-keygen&sektion=1">ssh-keygen(1)</a>

<li><a href="https://man.openbsd.org/ssh-keygen.1">ssh-keygen(1)</a>

now supports signing certificate using a CA key that has been stored

in a PKCS#11 token.

will now log the hostname and address that we connected to at

LogLevel=verbose after authentication is successful to mitigate

"phishing" attacks.

<li>Expand %h to the hostname in ssh_config Hostname options.

<li>Allow <a href="https://man.openbsd.org/?query=ssh-keygen&sektion=1">ssh-keygen(1)</a>

<li>Allow <a href="https://man.openbsd.org/ssh-keygen.1">ssh-keygen(1)</a>

to import and export of PEM and PKCS#8 keys.

will now queue debug messages for bad ownership or permissions on

the user's keyfiles encountered during authentication.

connection multiplexing now supports remote forwarding with

dynamic port allocation and can report the allocated port back to

the user.

now supports indirection in matching of principal names listed in

certificates.

now has a new <em>AuthorizedPrincipalsFile</em> option.

<li>Additional <a href="https://man.openbsd.org/?query=sshd_config&sektion=5">sshd_config(5)</a>

<li>Additional <a href="https://man.openbsd.org/sshd_config.5">sshd_config(5)</a>

options are now valid inside Match blocks:

<ul>

<li><em>AuthorizedKeysFile</em>

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<li>The PKCS#11 code now retries a lookup for a private key if there is

no matching key with <em>CKA_SIGN</em> attribute enabled (bz#1736).

<li>Unbreak strdelim() skipping past quoted strings.

<li><a href="https://man.openbsd.org/?query=sftp&sektion=1">sftp(1)</a>:

<li><a href="https://man.openbsd.org/sftp.1">sftp(1)</a>:

fix swapped args in upload_dir_internal() (bz#1797).

<li>Fix a longstanding problem where if you suspend

at the password/passphrase prompt the terminal mode is not restored.

<li>Fix a PKCS#11 crash on some smartcards by validating the length

returned for C_GetAttributValue (bz#1773).

<li><a href="https://man.openbsd.org/?query=sftp&sektion=1">sftp(1)</a>:

<li><a href="https://man.openbsd.org/sftp.1">sftp(1)</a>:

fix ls in working directories that contain globbing

characters in their pathnames (bz#1655).

<li>Print warning for missing home directory when

<em>ChrootDirectory=none.</em> (bz#1564).

<li><a href="https://man.openbsd.org/?query=sftp&sektion=1">sftp(1)</a>:

<li><a href="https://man.openbsd.org/sftp.1">sftp(1)</a>:

fix a memory leak in do_realpath() error path (bz#1771).

<li><a href="https://man.openbsd.org/?query=ssh-keygen&sektion=1">ssh-keygen(1)</a>:

<li><a href="https://man.openbsd.org/ssh-keygen.1">ssh-keygen(1)</a>:

Standardise error messages when attempting to open

private key files to include "progname: filename: error reason" (bz#1783).

<li>Replace verbose and overflow-prone Linebuf code with

read_keyfile_line() (bz#1565).

<li>Include the user name on "subsystem request for ..." log messages.

and

<a href="https://man.openbsd.org/?query=sshd&sektion=8">sshd(8)</a>:

<a href="https://man.openbsd.org/sshd.8">sshd(8)</a>:

remove hardcoded limit of 100 permitopen clauses and port forwards

per direction (bz#1327).

<li><a href="https://man.openbsd.org/?query=sshd&sektion=8">sshd(8)</a>:

<li><a href="https://man.openbsd.org/sshd.8">sshd(8)</a>:

ignore stderr output from subsystems to avoid hangs if a subsystem

or shell initialisation writes to stderr (bz#1750).

<li>Skip the initial check for access with an empty password when

<em>PermitEmptyPasswords=no</em> (bz#1638).

<li><a href="https://man.openbsd.org/?query=sshd&sektion=8">sshd(8)</a>:

<li><a href="https://man.openbsd.org/sshd.8">sshd(8)</a>:

fix logspam when key options (from="..." especially) deny

non-matching keys (bz#1765).

<li><a href="https://man.openbsd.org/?query=ssh-keygen&sektion=1">ssh-keygen(1)</a>:

<li><a href="https://man.openbsd.org/ssh-keygen.1">ssh-keygen(1)</a>:

display a more helpful error message when $HOME is

inaccessible while trying to create .ssh directory (bz#1740).

<li><a href="https://man.openbsd.org/?query=ssh&sektion=1">ssh(1)</a>:

<li><a href="https://man.openbsd.org/ssh.1">ssh(1)</a>:

fix hang when terminating a mux slave using ~ (bz#1758).

<li><a href="https://man.openbsd.org/?query=ssh-keygen&sektion=1">ssh-keygen(1)</a>:

<li><a href="https://man.openbsd.org/ssh-keygen.1">ssh-keygen(1)</a>:

refuse to generate keys longer than

<em>OPENSSL_[RD]SA_MAX_MODULUS_BITS</em> (bz#1516).

<li>Suppress spurious tty warning when using -O and stdin is not a tty

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<li>Mandoc 1.10.5:

<ul>

<li>The <a href="https://man.openbsd.org/?query=mandoc&sektion=1">mandoc(1)</a>

<li>The <a href="https://man.openbsd.org/mandoc.1">mandoc(1)</a>

utility is now used to build all manuals in the base system

and in Xenocara from

<a href="https://man.openbsd.org/?query=mdoc&sektion=7">mdoc(7)</a> and

<a href="https://man.openbsd.org/mdoc.7">mdoc(7)</a> and

sources.

<li>New integrated roff preprocessor with minimal support for conditional

requests, nested roff requests, string definitions, roff registers,

also parsing and ignoring macro definitions.

<li>Improved support for manual pages generated by

<a href="https://man.openbsd.org/?query=pod2man&sektion=1">pod2man(1)</a>.

<a href="https://man.openbsd.org/pod2man.1">pod2man(1)</a>.

<li>Many parser improvements, in particular

support for word keeps, synopsis mode in arbitrary sections,

graceful handling of badly nested blocks, and improved parsing

of column displays.

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<li>Over 6,400 ports, major robustness and speed improvements in package tools.

<li>Many pre-built packages for each architecture:

<tr>

<ul>

<li>i386: 6218

<li>sparc64: 5950

<li>alpha: 5827

</ul></td><td valign=top width="25%"><ul>

<li>sh: 1100

<li>amd64: 6166

<li>powerpc: 5996

</ul></td><td valign=top width="25%"><ul>

<li>sparc: 4130

<li>arm: 5628

<li>hppa: 5632

</ul></td><td valign=top width="25%"><ul>

<li>vax: 1528

<li>mips64: 3632

<li>mips64el: 4486

</ul></td></tr></table>

</ul>

Some highlights:

<ul>

<li>Gnome 2.30.2.

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<li>Binutils 2.15 (+ patches)

<li>Gdb 6.3 (+ patches)

</ul>

<p>

</ul>

</section>

<hr>

<h3>How to install</h3>

<p>

<h3><font color="#0000e0">How to install</font></h3>

<p>

Following this are the instructions which you would have on a piece of

paper if you had purchased a CDROM set instead of doing an alternate

form of install. The instructions for doing an FTP (or other style

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</ul>

<hr>

<p>

Quick installer information for people familiar with OpenBSD, and the

use of the "disklabel -E" command. If you are at all confused when

installing OpenBSD, read the relevant INSTALL.* file as listed above!

<p>

<h3><font color="#e00000">OpenBSD/i386:</font></h3>

<h3>OpenBSD/i386:</h3>

<ul>

<p>

Play with your BIOS options to enable booting from a CD. The OpenBSD/i386

release is on CD1. If your BIOS does not support booting from CD, you will need

to create a boot floppy to install from. To create a boot floppy write

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To make a boot floppy under MS-DOS, use the "rawrite" utility located

at <i>CD1:4.8/tools/rawrite.exe</i>. To make the boot floppy under a Unix OS,

use the

utility. The following is an example usage of

<a href="https://man.openbsd.org/?query=dd&sektion=1">dd(1)</a>,

<a href="https://man.openbsd.org/dd.1">dd(1)</a>,

where the device could be "floppy", "rfd0c", or

"rfd0a".

# <strong>dd if=<file> of=/dev/<device> bs=32k</strong>

</pre></ul>

</pre></blockquote>

<p>

Make sure you use properly formatted perfect floppies with NO BAD BLOCKS or

your install will most likely fail. For more information on creating a boot

floppy and installing OpenBSD/i386 please refer to

<a href="faq/faq4.html#MkFlop">this page</a>.

</ul>

<h3>OpenBSD/amd64:</h3>

<p>

<h3><font color="#e00000">OpenBSD/amd64:</font></h3>

<ul>

The 4.8 release of OpenBSD/amd64 is located on CD2.

Boot from the CD to begin the install - you may need to adjust

your BIOS options first.

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<p>

If you are planning to dual boot OpenBSD with another OS, you will need to

read INSTALL.amd64.

</ul>

<h3>OpenBSD/macppc:</h3>

<p>

<h3><font color="#e00000">OpenBSD/macppc:</font></h3>

<ul>

Put CD2 in your CDROM drive and poweron your machine while holding down the

<i>C</i> key until the display turns on and shows <i>OpenBSD/macppc boot</i>.

<p>

Alternatively, at the Open Firmware prompt, enter <i>boot cd:,ofwboot

/4.8/macppc/bsd.rd</i>

</ul>

<h3>OpenBSD/sparc64:</h3>

<p>

<h3><font color="#e00000">OpenBSD/sparc64:</font></h3>

<ul>

Put CD3 in your CDROM drive and type <i>boot cdrom</i>.

<p>

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<p>

If nothing works, you can boot over the network as described in INSTALL.sparc64.

</ul>

<h3>OpenBSD/alpha:</h3>

<p>

<h3><font color="#e00000">OpenBSD/alpha:</font></h3>

Write <i>FTP:4.8/alpha/floppy48.fs</i> or

<ul>

<p>Write <i>FTP:4.8/alpha/floppy48.fs</i> or

<i>FTP:4.8/alpha/floppyB48.fs</i> (depending on your machine) to a diskette and

enter <i>boot dva0</i>. Refer to INSTALL.alpha for more details.

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Make sure you use a properly formatted floppy with NO BAD BLOCKS or your install

will most likely fail.

</ul>

<h3>OpenBSD/armish:</h3>

<p>

<h3><font color="#e00000">OpenBSD/armish:</font></h3>

<ul>

<p>

After connecting a serial port, Thecus can boot directly from the network

either tftp or http. Configure the network using fconfig, reset,

then load bsd.rd, see INSTALL.armish for specific details.

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and copy 'boot' and bsd.rd into the first partition on wd0 (hda1)

then load and run bsd.rd, preserving the wd0i (hda1) ext2fs partition.

More details are available in INSTALL.armish.

</ul>

<h3>OpenBSD/hp300:</h3>

<p>

<h3><font color="#e00000">OpenBSD/hp300:</font></h3>

<ul>

<p>

Boot over the network by following the instructions in INSTALL.hp300.

</ul>

<h3>OpenBSD/hppa:</h3>

<p>

<h3><font color="#e00000">OpenBSD/hppa:</font></h3>

<ul>

<p>

Boot over the network by following the instructions in INSTALL.hppa or the

<a href="hppa.html#install">hppa platform page</a>.

</ul>

<h3>OpenBSD/landisk:</h3>

<p>

<h3><font color="#e00000">OpenBSD/landisk:</font></h3>

<ul>

<p>

Write <i>miniroot48.fs</i> to the start of the CF

or disk, and boot normally.

</ul>

<h3>OpenBSD/loongson:</h3>

<p>

<h3><font color="#e00000">OpenBSD/loongson:</font></h3>

<ul>

<p>

Write <i>miniroot48.fs</i> to a USB stick and boot bsd.rd from it

or boot bsd.rd via tftp.

Refer to the instructions in INSTALL.loongson for more details.

</ul>

<p>

<h3>OpenBSD/mvme68k:</h3>

<p>

<h3><font color="#e00000">OpenBSD/mvme68k:</font></h3>

<ul>

<p>

You can create a bootable installation tape or boot over the network.<br>

The network boot requires a MVME68K BUG version that supports the <i>NIOT</i>

and <i>NBO</i> debugger commands. Follow the instructions in INSTALL.mvme68k

for more details.

</ul>

<h3>OpenBSD/mvme88k:</h3>

<p>

<h3><font color="#e00000">OpenBSD/mvme88k:</font></h3>

<ul>

<p>

You can create a bootable installation tape or boot over the network.<br>

The network boot requires a MVME88K BUG version that supports the <i>NIOT</i>

and <i>NBO</i> debugger commands. Follow the instructions in INSTALL.mvme88k

for more details.

</ul>

<h3>OpenBSD/sgi:</h3>

<p>

<h3><font color="#e00000">OpenBSD/sgi:</font></h3>

<ul>

<p>

To install on an O2, burn cd48.iso on a CD-R, put it in the CD drive of your

machine and select <i>Install System Software</i> from the System Maintenance

menu.

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setup a DHCP/tftp network server, and boot using "bootp()/bsd.rd.IP##" using

the kernel matching your system type.

Refer to the instructions in INSTALL.sgi for more details.

</ul>

<h3>OpenBSD/socppc:</h3>

<p>

<h3><font color="#e00000">OpenBSD/socppc:</font></h3>

<ul>

<p>

After connecting a serial port, boot over the network via DHCP/tftp.

Refer to the instructions in INSTALL.socppc for more details.

</ul>

<h3>OpenBSD/sparc:</h3>

<p>

<h3><font color="#e00000">OpenBSD/sparc:</font></h3>

<ul>

Boot from one of the provided install ISO images, using one of the two

commands listed below, depending on the version of your ROM.

ok <strong>boot cdrom 4.8/sparc/bsd.rd</strong>

ok <kbd>boot cdrom 4.8/sparc/bsd.rd</kbd>

> <strong>b sd(0,6,0)4.8/sparc/bsd.rd</strong>

> <kbd>b sd(0,6,0)4.8/sparc/bsd.rd</kbd>

</pre></ul>

</pre></blockquote>

<p>

If your SPARC system does not have a CD drive, you can alternatively boot from floppy.

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To boot from the floppy use one of the two commands listed below,

depending on the version of your ROM.

ok <strong>boot floppy</strong>

ok <kbd>boot floppy</kbd>

> <strong>b fd()</strong>

> <kbd>b fd()</kbd>

</pre></ul>

</pre></blockquote>

<p>

Make sure you use a properly formatted floppy with NO BAD BLOCKS or your install

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If your SPARC system doesn't have a floppy drive nor a CD drive, you can either

setup a bootable tape, or install via network, as told in the

INSTALL.sparc file.

</ul>

<h3>OpenBSD/vax:</h3>

<p>

<h3><font color="#e00000">OpenBSD/vax:</font></h3>

<ul>

Boot over the network via mopbooting as described in INSTALL.vax.

</ul>

<h3>OpenBSD/zaurus:</h3>

<p>

<h3><font color="#e00000">OpenBSD/zaurus:</font></h3>

<ul>

<p>

Using the Linux built-in graphical ipkg installer, install the

openbsd48_arm.ipk package. Reboot, then run it. Read INSTALL.zaurus

for a few important details.

</ul>

</section>

<h3>Notes about the source code:</h3>

<p>

<h3><font color="#e00000">Notes about the source code:</font></h3>

<ul>

src.tar.gz contains a source archive starting at /usr/src. This file

contains everything you need except for the kernel sources, which are

in a separate archive. To extract:

# <kbd>mkdir -p /usr/src</kbd>

# <kbd>cd /usr/src</kbd>

# <kbd>tar xvfz /tmp/src.tar.gz</kbd>

</pre></blockquote>

<p>

# <strong>mkdir -p /usr/src</strong>

# <strong>cd /usr/src</strong>

# <strong>tar xvfz /tmp/src.tar.gz</strong>

</pre></ul>

<p>

sys.tar.gz contains a source archive starting at /usr/src/sys.

This file contains all the kernel sources you need to rebuild kernels.

To extract:

<p>

# <strong>mkdir -p /usr/src/sys</strong>

# <kbd>mkdir -p /usr/src/sys</kbd>

# <strong>cd /usr/src</strong>

# <kbd>cd /usr/src</kbd>

# <strong>tar xvfz /tmp/sys.tar.gz</strong>

</pre></ul>

</pre></blockquote>

<p>

Both of these trees are a regular CVS checkout. Using these trees it

is possible to get a head-start on using the anoncvs servers as

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Using these files

results in a much faster initial CVS update than you could expect from

a fresh checkout of the full OpenBSD source tree.

<p>

</ul>

</section>

<hr>

<h3>How to upgrade</h3>

<p>

<h3><font color="#0000e0">How to upgrade</font></h3>

<p>

If you already have an OpenBSD 4.7 system, and do not want to reinstall,

upgrade instructions and advice can be found in the

<a href="faq/upgrade48.html">Upgrade Guide</a>.

</section>

<hr>

<h3>Ports Tree</h3>

<p>

<h3><font color="#0000e0">Ports Tree</font></h3>

<p>

A ports tree archive is also provided. To extract:

<p>

# <strong>cd /usr</strong>

# <kbd>cd /usr</kbd>

# <strong>tar xvfz /tmp/ports.tar.gz</strong>

# <kbd>tar xvfz /tmp/ports.tar.gz</kbd>

# <strong>cd ports</strong>

# <kbd>cd ports</kbd>

</pre></ul>

</pre></blockquote>

<p>

The <i>ports/</i> subdirectory is a checkout of the OpenBSD ports tree. Go

read the <a href="faq/ports/index.html">ports</a> page

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OpenBSD ports system.

<p>

The <i>ports/</i> directory represents a CVS (see the manpage for

cvs(1)</a> if

you aren't familiar with CVS) checkout of our ports. As with our complete

source tree, our ports tree is available via anoncvs. So, in

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available on a read-write medium and update the tree with a command

like:

<p>

# <strong>cd [portsdir]/; cvs -d anoncvs@server.openbsd.org:/cvs update -Pd -rOPENBSD_4_8</strong>

</pre></ul>

</pre></blockquote>

<p>

[Of course, you must replace the local directory and server name here

with the location of your ports collection and a nearby anoncvs

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If you're interested in seeing a port added, would like to help out, or just

would like to know more, the mailing list ports@openbsd.org is a good

place to know.

<p>

</section>

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</html>