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version 1.62, 2017/10/06 17:45:39 version 1.63, 2017/10/06 18:05:53
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 <li><a href="https://man.openbsd.org/amd64/vmm.4">vmm(4)</a>/  <li><a href="https://man.openbsd.org/amd64/vmm.4">vmm(4)</a>/
     <a href="https://man.openbsd.org/amd64/vmd.8">vmd(8)</a> improvements:      <a href="https://man.openbsd.org/amd64/vmd.8">vmd(8)</a> improvements:
     <ul>      <ul>
     <li><a href="https://man.openbsd.org/amd64/vmctl.8">vmctl(8)</a> supports paused VM migration and memory snapshotting using send and receive commands.      <li><a href="https://man.openbsd.org/amd64/vmctl.8">vmctl(8)</a> supports
     <li>VPID/ASID reuse/rollover in <a href="https://man.openbsd.org/amd64/vmm.4">vmm(4)</a>.          paused VM migration and memory snapshotting using send and receive commands.
     <li>SGABIOS imported as an option ROM payload in SeaBIOS (for VGA to serial console redirection.)      <li>VPID/ASID reuse/rollover in <a
     <li><a href="https://man.openbsd.org/amd64/vmd.8">vmd(8)</a> resets the guest VM RTC (real time clock) on host resume from suspend/hibernate (OpenBSD guests only.)          href="https://man.openbsd.org/amd64/vmm.4">vmm(4)</a>.
     <li>Allow guest VMs access to AVX/AVX2 host CPU features      <li>SGABIOS imported as an option ROM payload in SeaBIOS (for VGA to serial
     <li>Support for AMD SVM/RVI hosts          console redirection.)
     <li>Allow larger guest VM memory sizes (up to MAXDSIZ sized guests - eg, 32GB on amd64 hosts)      <li><a href="https://man.openbsd.org/amd64/vmd.8">vmd(8)</a> resets the
     <li>Better handling of guest VM MONITOR/MWAIT and HLT instructions          guest VM RTC (real time clock) on host resume from suspend/hibernate
     <li>Various device emulation improvements in <a href="https://man.openbsd.org/amd64/vmd.8">vmd(8)</a>.          (OpenBSD guests only.)
     <li>Increase the <a href="https://man.openbsd.org/virtio.4">virtio(4)</a> queue size provided by <a href="https://man.openbsd.org/amd64/vmd.8">vmd(8)</a> from 64 to 128 entries, to increase performance.      <li>Allow guest VMs access to AVX/AVX2 host CPU features.
     <li>Many fixes to <a href="https://man.openbsd.org/amd64/vmctl.8">vmctl(8)</a> and <a href="https://man.openbsd.org/amd64/vmd.8">vmd(8)</a> error handling.      <li>Support for AMD SVM/RVI hosts.
       <li>Allow larger guest VM memory sizes (up to MAXDSIZ sized guests - e.g.
           32GB on amd64 hosts)
       <li>Better handling of guest VM MONITOR/MWAIT and HLT instructions.
       <li>Various device emulation improvements in <a
           href="https://man.openbsd.org/amd64/vmd.8">vmd(8)</a>.
       <li>Increase the <a href="https://man.openbsd.org/virtio.4">virtio(4)</a>
           queue size provided by <a
           href="https://man.openbsd.org/amd64/vmd.8">vmd(8)</a> from 64 to 128 entries, to increase performance.
       <li>Many fixes to <a href="https://man.openbsd.org/amd64/vmctl.8">vmctl(8)</a>
           and <a href="https://man.openbsd.org/amd64/vmd.8">vmd(8)</a> error handling.
     </ul>      </ul>
 <p>  <p>
   
 <li>IEEE 802.11 wireless stack improvements:  <li>IEEE 802.11 wireless stack improvements:
     <ul>      <ul>
     <li>MiRA 802.11n TX rate scaling now supports devices with unequal numbers of Tx and Rx streams. Fixes 11n mode for some <a href="https://man.openbsd.org/athn.8">athn(8)</a> devices.      <li>MiRA 802.11n TX rate scaling now supports devices with unequal numbers
     <li>The <a href="https://man.openbsd.org/iwn.8">iwn(8)</a> and <a href="https://man.openbsd.org/iwm.8">iwm(8)</a> drivers will now start scanning for a new access point if they no longer receive beacons from their current AP.          of Tx and Rx streams. Fixes 11n mode for some
           <a href="https://man.openbsd.org/athn.8">athn(8)</a> devices.
       <li>The <a href="https://man.openbsd.org/iwn.8">iwn(8)</a> and
           <a href="https://man.openbsd.org/iwm.8">iwm(8)</a> drivers will now start
           scanning for a new access point if they no longer receive beacons from
           the current AP.
     <li>Prefer the 5GHz band over the 2GHz band during access point selection.      <li>Prefer the 5GHz band over the 2GHz band during access point selection.
     <li>Improved debug output in <a href="https://man.openbsd.org/dmesg.8">dmesg(8)</a> when a wireless interface is put into debug mode with <a href="https://man.openbsd.org/ifconfig.8">ifconfig(8)</a>.      <li>Improved debug output in
           <a href="https://man.openbsd.org/dmesg.8">dmesg(8)</a> when a wireless
           interface is put into debug mode with
           <a href="https://man.openbsd.org/ifconfig.8">ifconfig(8)</a>.
     </ul>      </ul>
 <p>  <p>
   
 <li>Generic network stack improvements:  <li>Generic network stack improvements:
     <ul>      <ul>
     <li> Incoming and forwarded IP packets are now processed without      <li>Incoming and forwarded IP packets are now processed without
          KERNEL_LOCK, resulting in better performances and reduced latency          KERNEL_LOCK, resulting in better performances and reduced latency.
     <li> The kernel no longer handles IPv6 Stateless Address      <li>The kernel no longer handles IPv6 Stateless Address
          Autoconfiguration (RFC 4862), allowing cleanup and simplification          Autoconfiguration (RFC 4862), allowing cleanup and simplification
          of the IPv6 network stack.          of the IPv6 network stack.
     <li> The kernel sends IPv6 router solicitations for link local addresses      <li>The kernel sends IPv6 router solicitations for link local addresses
          with a link local source address.          with a link local source address.
     <li> FQ-CoDel algorithm has been implemented for use with <a      <li>FQ-CoDel algorithm has been implemented for use with <a
          href="https://man.openbsd.org/pf.conf#QUEUEING">pf(4) queueing</a>.          href="https://man.openbsd.org/pf.conf#QUEUEING">pf(4) queueing</a>.
     <li>Improve IPv6 checks for IPsec policies and make them consistent      <li>Improved IPv6 checks for IPsec policies and made them consistent
         with IPv4.          with IPv4.
     <li>Refactor local IP delivery to process IPsec packets in a flow.      <li>Refactored local IP delivery to process IPsec packets in a flow and
         Avoid that they are enqueued a second time.          avoid enqueueing a second time.
     <li><a href="https://man.openbsd.org/pf.4">pf(4)</a>      <li><a href="https://man.openbsd.org/pf.4">pf(4)</a>
         looks into AH packets and matches on the inner protocol.          now inspects AH packets and matches on the inner protocol.
         This makes IPv4 authentication headers work like IPv6.          This makes IPv4 authentication headers work like IPv6.
     <li>The length of extension header chains in pf(4) is limited.      <li>The length of extension header chains in pf(4) is limited.
         This prevents spending excessive cpu time on crafted packets.          This prevents spending excessive CPU time on crafted packets.
     <li>Block IPv6 packets in pf(4) that have hop-by-hop options      <li>Block IPv6 packets in
         header or destination options header.          <a href="https://man.openbsd.org/pf.4">pf(4)</a>
         Such packets can be passed by adding "allow-opts" to the          that have a hop-by-hop options header or a destination options header.
         rule.          Such packets can be passed by adding "allow-opts" to the rule.
         So IPv6 options are handled like their counterpart in IPv4          This makes IPv6 option handling consistent with IPv4.
         now.  
     <li>If the IPv4 ID gets reused too fast, pf(4) fragment reassembly      <li>If the IPv4 ID gets reused too fast, pf(4) fragment reassembly
         uses a smarter strategy to drop packets.          uses a smarter strategy to drop packets.
     <li>Enable the use of per-CPU caches on the network packet allocators      <li>Enabled the use of per-CPU caches in the network packet allocators.
     </ul>      </ul>
 <p>  <p>
   
 <li>Installer improvements:  <li>Installer improvements:
     <ul>      <ul>
     <li> The installer now uses the Allotment Routing Table (ART).      <li>The installer now uses the Allotment Routing Table (ART).
     <li> A unique kernel is now created by the installer to boot from after install/upgrade.      <li>A unique kernel is now created by the installer to boot from after
     <li> On release installs of architectures supported by syspatch "syspatch -c" is added to rc.firsttime.          install/upgrade.
     <li> Backwards compatibility code to support the 'rtsol' keyword in hostname.if(5) has been removed.      <li>On release installs of architectures supported by syspatch,
     <li> The install.site and upgrade.site scripts are now executed at the end of the install/upgrade process.          "syspatch -c" is now added to rc.firsttime.
     <li> More detailed information is shown to identify disks.      <li>Backwards compatibility code to support the 'rtsol' keyword in
     <li> The IPv6 default router selection has been fixed.          <a href="https://man.openbsd.org/hostname.if.5">hostname.if(5)</a>
     <li> On the amd64 platform, the AES-NI is used if present.          has been removed.
       <li>The <tt>install.site</tt> and <tt>upgrade.site</tt> scripts are now
           executed at the end of the install/upgrade process.
       <li>More detailed information is shown to identify disks.
       <li>The IPv6 default router selection has been fixed.
       <li>On the amd64 platform, AES-NI is used if present.
     </ul>      </ul>
 <p>  <p>
   
 <li>Routing daemons and other userland network improvements:  <li>Routing daemons and other userland network improvements:
     <ul>      <ul>
     <li> A new daemon, <a      <li>A new daemon, <a
          href="https://man.openbsd.org/slaacd.8">slaacd(8)</a> handles IPv6          href="https://man.openbsd.org/slaacd.8">slaacd(8)</a> handles IPv6
          Stateless Address Autoconfiguration (RFC 4862).          Stateless Address Autoconfiguration (RFC 4862).
     <li> <a href="https://man.openbsd.org/rtadvd.8">rtadvd(8)</a> now supports      <li><a href="https://man.openbsd.org/rtadvd.8">rtadvd(8)</a> now supports
          "Reducing Energy Consumption of Router Advertisements" (RFC 7772).          "Reducing Energy Consumption of Router Advertisements" (RFC 7772).
     <li><a href="https://man.openbsd.org/rtadvd.8">rtadvd(8)</a> has      <li><a href="https://man.openbsd.org/rtadvd.8">rtadvd(8)</a> has
       been fixed to quickly handle IPv6 prefixes changes on the system.          been fixed to quickly handle IPv6 prefixes changes on the system.
     <li><a href="https://man.openbsd.org/ipsecctl.8">ipsecctl(8)</a>      <li><a href="https://man.openbsd.org/ipsecctl.8">ipsecctl(8)</a>
         can show SA bundles now.          can now show SA bundles and the "bundle" keyword allows them to be
         The keyword "bundle" allows to create them explicitly.          explicitly created. This avoids confusion as they were previously
         This avoids confusion as they were used implicitly before.          used implicitly.
     <li><a href="https://man.openbsd.org/nc.1">nc(1)</a>      <li><a href="https://man.openbsd.org/nc.1">nc(1)</a>
         has got the option -W "recvlimit" to terminate netcat after          now has a <tt>-W recvlimit</tt> option to terminate netcat after
         receiving a number of packets.          receiving the specified number of packets. This allows for a UDP
         This allows to send a UDP request, receive a reply and check          request to be sent, a reply to be received and the result checked on
         the result on the command line.          the command line.
     <li><a href="https://man.openbsd.org/nc.1">nc(1)</a>      <li><a href="https://man.openbsd.org/nc.1">nc(1)</a>
         now has a -Z option, allowing the peer certificate and chain to be          now has a <tt>-Z</tt> option, allowing the peer certificate and chain to be
         saved to a file in PEM format.          saved to a file in PEM format.
     <li>A new "-T tlscompat" option was added to      <li>A new <tt>-T tlscompat</tt> option was added to
         <a href="https://man.openbsd.org/nc.1">nc(1)</a>, which enables the use          <a href="https://man.openbsd.org/nc.1">nc(1)</a>, which enables the use
         of all TLS protocols and libtls "compat" ciphers.          of all TLS protocols and libtls "compat" ciphers.
     <li>Fix a bunch of races in      <li>Various races have been fixed in
         <a href="https://man.openbsd.org/relayd.8">relayd(8)</a>          <a href="https://man.openbsd.org/relayd.8">relayd(8)</a>,
         expecially in HTTP chunked mode.          expecially in HTTP chunked mode.
     <li><a href="https://man.openbsd.org/ndp.8">ndp(8)</a> shows the      <li><a href="https://man.openbsd.org/ndp.8">ndp(8)</a> now shows the
       relevant NDP information when run in a non-default routing          relevant NDP information when run in a non-default routing
       domain.          domain.
     <li><a href="https://man.openbsd.org/ifstated.8">ifstated(8)</a> now      <li><a href="https://man.openbsd.org/ifstated.8">ifstated(8)</a> now
       copes with interface departures/arrivals.          copes with interface departures/arrivals.
     <li><a href="https://man.openbsd.org/bgpd.8">bgpd(8)</a> can now      <li><a href="https://man.openbsd.org/bgpd.8">bgpd(8)</a> can now
       be started multiple times in different          be started multiple times in different
       <a href="https://man.openbsd.org/rdomain.4">routing domains</a>,          <a href="https://man.openbsd.org/rdomain.4">routing domains</a>,
       this provides virtual router functionality.          this provides virtual router functionality.
     </ul>      </ul>
 <p>  <p>
   
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