Merge from vendor/bind9/dist as of the 9.4.2-P1 import, including

[FreeBSD/FreeBSD.git] / release / doc / zh_CN.GB2312 / relnotes / article.sgml

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<!ENTITY % release PUBLIC "-//FreeBSD//ENTITIES Release Specification//EN">
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<article>
<articleinfo>
  <title>&os; &release.current; ·¢ÐÐ˵Ã÷</title>

  <corpauthor>The &os; Project</corpauthor>

  <pubdate>$FreeBSD$</pubdate>

  <copyright>
    <year>2000</year>
    <year>2001</year>
    <year>2002</year>
    <year>2003</year>
    <year>2004</year>
    <year>2005</year>
    <year>2006</year>
    <year>2007</year>
    <holder role="mailto:doc@FreeBSD.org">The &os; Documentation Project</holder>
  </copyright>

  <legalnotice id="trademarks" role="trademarks">
    &tm-attrib.freebsd;
    &tm-attrib.ibm;
    &tm-attrib.ieee;
    &tm-attrib.intel;
    &tm-attrib.sparc;
    &tm-attrib.general;
  </legalnotice>

  <abstract>
    <para>Õâ·Ý &os; &release.current; µÄ·¢ÐÐ˵Ã÷£¬ ¸ÅÀ¨ÁË &os; »ù±¾ÏµÍ³ÔÚ
      &release.branch; ¿ª·¢ÏßÉÏËù×öµÄ¸Ä¶¯¡£
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  </abstract>
</articleinfo>

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  </sect2>

  <sect2 id="kernel">
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      <para>&man.cardbus.4;¡¢ &man.pccard.4;¡¢
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        <para>[&arch.amd64;, &arch.i386;] ÐÂÔöÁËÀ´×Ô
          OpenBSD µÄ¿ª·ÅÔ´´úÂëµÄ nForce
          ÒÔÌ«ÍøÉ豸Çý¶¯³ÌÐò &man.nfe.4;¡£
          ÔÚ <filename>GENERIC</filename> ÄÚºËÖУ¬
          Õâ¸öÇý¶¯³ÌÐòÈ¡´úÁËÔ­ÏÈʹÓÃµÄ &man.nve.4; Çý¶¯³ÌÐò¡£</para>

        <para>[&arch.arm;] ÐÂÔöÁË &man.npe.4; Çý¶¯³ÌÐò£¬ ËüÄܹ»Ö§³Ö
           Intel XScale ÍøÂç´¦ÀíÒýÇæ¡£ &merged;</para>

        <para>ÐÂÔöÁË &man.nxge.4; Çý¶¯³ÌÐò£¬ ËüÄܹ»Ö§³Ö Neterion
          Xframe 10 Gigabit (ÍòÕ×) ÒÔÌ«ÍøÊÊÅäÆ÷¡£</para>

        <para>&man.re.4; Çý¶¯³ÌÐòÐÂÔöÁË¶Ô D-Link DGE-528(T)
          ǧÕ×ÒÔÌ«Íø¿¨µÄÖ§³Ö¡£</para>

        <para>ÐÂÔöÁË &man.rum.4; Çý¶¯³ÌÐò¡£ ËüÄܹ»Ö§³Ö»ùÓÚ
          Ralink RT2501USB ºÍ RT2601USB оƬ×éµÄ
          WLAN ÊÊÅäÆ÷¡£</para>

        <para>&man.ti.4; Çý¶¯³ÌÐòÐÂÔöÁ˶ԸßλÔÚÇ° (big-endian)
          Ó²¼þƽ̨£¬ Èç sparc64 µÄÖ§³Ö¡£</para>

        <para>ÐÂÔöÁËÓÃÓÚ FOMA (ÓÉÈÕ±¾ NTT DoCoMo, Inc.
          Éè¼ÆµÄµÚÈý´úÒƶ¯µç»°ÏµÍ³) µÄ &man.ufoma.4; Çý¶¯³ÌÐò¡£
          ËüÄܹ»Ö§³Ö»ùÓÚÈÕ±¾ MCPC (Òƶ¯¼ÆËãÍƽøίԱ»á)
          °ä²¼µÄ USB ʵÏÖÖ¸µ¼ËµÃ÷ÊéËùÉè¼ÆµÄµÚÈý´úÒƶ¯µç»°¡£</para>

        <para>ÐÂÔöÁË vgapci(4) Çý¶¯³ÌÐò¡£ ÕâÊÇÒ»¸öÓÃÓÚ VGA PCI
          É豸µÄ¿ò¼ÜÇý¶¯³ÌÐò£¬ ÒÔ×ÜÏßÇý¶¯µÄÐÎʽÌṩ·þÎñ£¬
          ÕâÑù£¬ ÀàËÆ drm(4)¡¢
          &man.acpi.video.4;£¬ ÒÔ¼° &man.agp.4;
          ÕâЩÇý¶¯³ÌÐò¾Í¿ÉÒÔÓëÆäÅäºÏ¹¤×÷£¬
          ʹµÃÔÚͬһ¸öÉ豸ÉÏʹÓöà¸öÇý¶¯³ÌÐò³ÉΪ¿ÉÄÜ¡£</para>

        <para>&man.vge.4; Çý¶¯ÐÂÔöÁË¶Ô &man.altq.4; µÄÖ§³Ö¡£ &merged;</para>

        <para>&man.wi.4; Çý¶¯³ÌÐò¿ÉÒÔÒÔÄÚºËÄ£¿éµÄÐÎʽÁª±àÁË¡£</para>

        <para>[&arch.amd64;, &arch.i386;, &arch.pc98;] ÔÚĬÈϵÄ
          <filename>GENERIC</filename> ÖмÓÈëÁË &man.wlan.wep.4;¡¢
          &man.wlan.ccmp.4; ºÍ &man.wlan.tkip.4; Çý¶¯³ÌÐò¡£</para>

        <para>[&arch.amd64;, &arch.i386;] ÐÂÔöÁË &man.zyd.4; Çý¶¯³ÌÐò¡£
          ËüÌṩÁË¶Ô ZyDAS ZD1211/ZD1211B USB
          IEEE 802.11 b/g ÎÞÏßÍøÂçÉ豸µÄÖ§³Ö¡£</para>

        <para>´Ó OpenBSD ÒýÈëÁËÍøÂç½Ó¿Ú×鹦ÄÜ¡£
          ¾ÙÀý˵À´£¬ Õâ¸ö¹¦ÄÜÔÊÐí¹ÜÀíÔ±ÔÚÒ»×éÍøÂç½Ó¿ÚÉÏÓ¦Ó÷À»ðǽ¹æÔò¡£
          ¸ü¶àÐÅÏ¢£¬ Çë²ÎÔÄÁª»úÊÖ²á
          &man.ifconfig.8;¡£</para>

        <para>¶Ô 802.11 ЭÒéÕ»½øÐÐÁË´ó·ù¶ÈµÄ¸Äд¡£ ÖØÒªµÄÐÂÔö¹¦ÄÜ£¬
          °üÀ¨Ö§³Öºǫ́ɨÃè¡¢ ÔÚ¶à¸ö AP Ö®¼äÂþÓΣ¬
          ÒÔ¼°¶ÔÓµÓÐ 802.11n ÄÜÁ¦µÄÉ豸ËùÐèÒªµÄÖ§³Ö»ù´¡¡£</para>

        <para>802.11 ЭÒéÕ»ÐÂÔöÁ˶ÔÓÚ 900 MHz
          ÎÞÏßÍø¿¨£¬ ÒÔ¼°¶Ô 802.11a ËķֺͶԷÖƵµÀµÄÖ§³Ö¡£ &merged;</para>

        <para>&os; ÍøÂçЭÒéÕ»ÏÖÔÚÔÚÔËÐÐʱÒѾ­ÍêȫûÓÐÄÚºËÈ«¾ÖËø
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          ISDN4BSD ºÍ netatm Ä¿Ç°ÒÑÁÙʱ´ÓÁª±à¹ý³ÌÖÐÕª³ý¡£
          ÕâЩģ¿éÔÚÔËÐÐʱÈÔÈ»ÐèҪȫ¾ÖËø£¬ ¶øÕª³ýÁËÕâÁ½¸öÄ£¿é£¬
          ʹµÃɾ³ý NET_NEEDS_GIANT ¼æÈÝ´úÂë¡£
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          ²¢ÔÚ &os; 7.1-RELEASE ʱÖØÐÂÁ¬ÈëÁª±à¹ý³Ì¡£</para>
      </sect4>
    </sect3>

    <sect3 id="net-proto">
      <title>ÍøÂçЭÒé</title>

      <para>[&arch.amd64;, &arch.i386;, &arch.pc98;] Ϊ &man.bpf.4; ºÍ &man.ng.bpf.4;
        ʵÏÖÁËÊÔÑéÐ﵀ BPF ¼´Ê±±àÒëÆ÷¡£ Èç¹ûÏ£ÍûÆôÓÃÕâ¸ö¹¦ÄÜ£¬
        ÐèҪʹÓÃÄÚºËÑ¡Ïî
        <literal>options BPF_JITTER</literal>¡£
        ʹÓà <varname>net.bpf_jitter.enable</varname>
        ¿ÉÒÔ½ûÓÃÕâ¸ö¹¦ÄÜ¡£</para>

      <para>&man.bpf.4; É豸ÐÂÔöÁËһϵÁÐеÄ
        &man.ioctl.2; µ÷Ó㬠ÓÃÓÚ¼ì²éÊäÈëºÍÊä³öµÄÊý¾Ý°ü£¬
        ÒÔ¼°·¢µ½ÍøÂçÉϵÄÊý¾Ý°ü¡£</para>

      <para>ÔÚϵͳÖÐɾȥÁË bridge(4) Çý¶¯³ÌÐò¡£ ËüµÄ¹¦ÄÜÒѾ­ÓÉ
        &man.if.bridge.4; ÍêÈ«È¡´úÁË¡£</para>

      <para>ÓÃÓÚÖ§³Ö RFC 1701 ºÍ RFC 1702 ÖнéÉÜµÄ GRE ·â×°µÄ &man.gre.4;
        Çý¶¯³ÌÐòÄܹ»Ö§³Ö GRE É쵀 IPv6 ÁË¡£</para>

      <para>&man.if.bridge.4; Çý¶¯³ÌÐòÐÂÔöÁË¶Ô RSTP£¬
        ¼´¿ìËÙÉú³ÉÊ÷ЭÒé (802.1w) µÄÖ§³Ö¡£ &merged;</para>

      <para>&man.if.bridge.4; Çý¶¯³ÌÐòÔÚÇŽӶ˿ÚÉÏÐÂÔöÁË
        <literal>private</literal> ±êÖ¾£» ÍøÇÅÉ쵀Ⴀprivate
        ¶Ë¿Ú¿ÉÒÔÓëÈκÎÆäËû·Ç private ¶Ë¿ÚͨѶ¡£
        Õâ¸ö¹¦ÄܶÔÓÚÔÚ·þÎñÆ÷Íø·ÖÐʹÓöà¸ö¿Í»§ VLAN µÄ³¡¾°±È½ÏÓÐÓã»
        ´ËÍ⣬ ËüÒ²¿ÉÒÔÓÃÀ´×èÖ¹¿Í»§ VLAN Ö®¼ä»¥Ïà·ÃÎÊ£¬
        µ«ÓÖͬʱÔÊÐíËüÃÇ·ÃÎÊ·þÎñÆ÷ÍøÂç¡£ ÍøÇŶ˿ÚÉϵÄ
        private ±êÖ¾¿ÉÒÔͨ¹ý
        &man.ifconfig.8; À´ÉèÖûòÇå³ý¡£</para>

      <para>ɾȥÁËÔ­ÏÈÓ²±àÂëµÄ IPv4 ¶à²¥×é³ÉÔ±ÏÞÖÆ
        (ÏÈÇ°µÄÖµÊÇ 20)¡£</para>

      <para>IPv6 ¶à²¥×ª·¢ÏÖÔÚ¿ÉÒÔͨ¹ýÄÚºËÄ£¿é
        <filename>ip_mroute.ko</filename> À´¶¯Ì¬ÔØÈëÁË¡£</para>

      <para>&man.ipfw.4; °ü¹ýÂËÆ÷Ö§³ÖÕë¶Ô
        Routing Header Type 0 ºÍ Mobile IPv6 Routing Header Type 2
        ÒÔ¼°¶ÔÓÚ Routing Header µÄ²»×öÇø·ÖµÄ¹ýÂËÁË¡£</para>

      <para>ɾȥÁË ip6fw(8) °ü¹ýÂËÆ÷¡£ ÓÉÓÚ &man.ipfw.4; ÒѾ­Äܹ»Ö§³Ö
        IPv6£¬ Òò´ËӦʹÓÃËüÀ´´úÌæ¡£ Çë×¢ÒâijЩ¹æÔò¿ÉÄÜÐèÒª½øÐÐÉÙÁ¿µ÷Õû¡£</para>

      <para>ɾȥÁË KAME µÄ IPsec ʵÏÖ¡£ ×÷ΪÌæ´ú£¬
        <literal>FAST_IPSEC</literal> ³ÉΪÁË &os; ÄÚºËÖ§³ÖµÄΨһһ¸ö IPsec
        ʵÏÖ¡£ ¹ýÈ¥ÔøÓÃÀ´±íʾ KAME IPsec µÄÄÚºËÑ¡Ïî
        <literal>IPSEC</literal> ÏÖÔÚÓÃÓÚÆôÓÃ
        <literal>FAST_IPSEC</literal>¡£ <literal>FAST_IPSEC</literal>
        ÌṩÁË¶Ô IPv4 ºÍ IPv6 µÄÖ§³Ö£¬ ʹÓÃÁËϸÁ£¶ÈµÄÄÚºËÉÏËø£¬
        ²¢Ö§³Ö»ùÓÚÓ²¼þµÄ¼ÓÃܼÓËÙ¡£</para>

      <para>ɾȥÁË¶Ô IP É쵀 IPX ËíµÀÖ§³Ö¡£</para>

      <para>ÐÂÔöÁË´Ó OpenBSD ºÍ NetBSD ÒÆÖ²µÄ &man.lagg.4; Çý¶¯³ÌÐò£¬
        ËüÖ§³ÖһϵÁÐÁ´Â·¾ÛºÏ¡¢ ¹ÊÕÏתÒƺÍÈÝ´íЭÒé¼°Ëã·¨¡£ &merged;</para>

      <para>Ô­Éúģʽ ATM ЭÒé²ã &man.natm.4; ÊÇ MPSAFE µÄÁË¡£</para>

      <para>ÐÂÔöÁË &man.ng.car.4; Netgraph ½ÚµãÀàÐÍ£¬
        ʵÏÖÁËÈô¸ÉÖÖÁ÷Á¿ÕûÐκÍËÙÂÊÏÞÖÆËã·¨¡£</para>

      <para>ÐÂÔöÁË &man.ng.deflate.4; Netgraph ½ÚµãÀàÐÍ£¬
        ʵÏÖÁË Deflate PPP ѹËõ¡£ &merged;</para>

      <para>&man.ng.h4.4; Netgraph ½ÚµãÊÇ MPSAFE µÄÁË¡£ &merged;</para>

      <para>&man.ng.ppp.4; Netgraph ½ÚµãÊÇ MPSAFE µÄÁË¡£ &merged;</para>

      <para>ÐÂÔöÁË &man.ng.pred1.4; Netgraph ½ÚµãÀàÐÍ£¬
        ʵÏÖÁË Predictor-1 PPP ѹËõ¡£ &merged;</para>

      <para>TCP ´«Ê䷽ʽµÄ NFS ĬÈÏÖØ´«¼ÆʱÆ÷±ä¸ÄΪÁË 60 Ãë¡£
        Õâ¸ö±ä¶¯Äܹ»·ÀÖ¹²»±ØÒªµØÖØ´«·ÇÃÝµÈµÄ NFS ÇëÇó¡£ ´ËÍ⣬ &man.rc.conf.5;
        ÖÐµÄ <varname>nfs_access_cache</varname>
        ±äÁ¿µÄĬÈÏÖµÒ²¸ÄΪÁË 60¡£</para>

      <para>nfsiod ÄÚºËÏ̵߳ÄĬÈÏÊýÁ¿
        (&man.sysctl.8; ±äÁ¿ <varname>vfs.nfs.iodmin</varname>)
        ÓÉÔ­Ï鵀 4 µ÷ÕûΪ 0¡£</para>

      <para>ÐÂÔöÁË sysctl ±äÁ¿ <varname>net.inet.icmp.reply_from_interface</varname>¡£
        Õâ±íʾÈà &man.icmp.4; ÒÔÊý¾Ý°ü½øÈëµÄÍøÂç½Ó¿ÚÉϵÄ
        IP µØÖ·À´»ØÓ¦·Ç±¾µØÊý¾Ý°ü¡£ ¶ÔÓÚ·ÓÉÆ÷¶øÑÔ£¬
        Õâ¿ÉÒÔÈÃ &man.traceroute.8;
        ÏÔʾ³ö°üʵ¼Ê¾­¹ýµÄ·¾¶£¬ ¶ø²»ÊÇ¿ÉÄܳöÏÖµÄÁíÒ»Ìõ·¡£</para>

      <para>ÐÂÔöÁË sysctl ±äÁ¿ <varname>net.inet.icmp.quotelen</varname>¡£
        Ëü¿ÉÒÔµ÷½Ú ICMP »ØÓ¦ÖÐÒýÓõÄÔ­Êý¾Ý°ü³¤¶È¡£
        ϵͳÄÚ²¿»áÈ·±£×îС³¤¶ÈΪ 8 ×Ö½Ú¡£ ×î´óµÄÒýÓó¤¶È£¬
        È¡¾öÓÚ»ØÓ¦ mbuf ÖеÄÊ£Óà¿Õ¼ä¡£ ¼ÓÈëÕâһѡÏîÊÇΪÁ˽â¾ö I-D
        <filename>draft-gont-icmp-payload-00.txt</filename>
        Ìáµ½µÄÎÊÌâ¡£</para>

      <para>Èç¹ûÐèÒª£¬ ÔÚ»ØÓ¦ºÍ·ÖÅä mbuf ʱ£¬ &man.icmp.4;
        »áÒýÓÃÍêÕûµÄ TCP Í·ÁË¡£ Õâ¸ö±ä¶¯ÐÞÕýÁËÓÉ I-D
        <filename>draft-gont-icmp-payload-00.txt</filename>
        Ìáµ½µÄÎÊÌâ¡£</para>

      <para>ÐÂÔöÁË socket Ñ¡Ïî <literal>IP_MINTTL</literal>¡£
        Õâ¸öÑ¡Ïî¿ÉÒÔ¿ØÖÆÔÚ socket ÉÏÊÕµ½µÄ°üµÄ×îС
        TTL Öµ¡£ ËùÓаüº¬¸üС TTL µÄ°ü¶¼»á±»Ö±½Ó¶ªÆú¡£
        Ä¿Ç°ÕâÒѾ­Äܹ»ÔÚ RAW¡¢ UDP ºÍ TCP ¼àÌý socket ÉÏʹÓá£
        ¸ÃÑ¡ÏîΨһһ¸öÓÐÓõÄÖµÊÇ <literal>255</literal>£¬
        ±íʾ×èÖ¹±¾µØ socket ¼àÌý½ÓÊÜËùÓÐÀ´×ÔÖ±½ÓÁ¬½ÓµÄÍøÂçÖ®ÍâµÄÊý¾Ý°ü¡£
        ´ËÍ⣬ Õâ¸öÑ¡ÏîҲʹµÃÔÚÓû§Ì¬ÊµÏÖ RFC 3682 <quote>The Generalized TTL
          Security Mechanism (GTSM)</quote> ³ÉΪ¿ÉÄÜ¡£</para>

      <para>ÄÚºË &man.ppp.4; Çý¶¯³ÌÐòÖ§³Ö IPv6 ÁË¡£</para>

      <para>Òþ±Îת·¢ (stealth forwarding) ͬʱ֧³Ö IPv6 ºÍ IPv4 ÁË¡£
        ÕâÒ»ÐÐΪ¿ÉÒÔͨ¹ýÐÂÔöµÄ sysctl ±äÁ¿
        <varname>net.inet6.ip6.stealth</varname> À´¿ØÖÆ¡£</para>

      <para>ɾȥÁËÄÚºËÑ¡Ïî <literal>PIM</literal>¡£ Ïà¹Ø´úÂëÏÖÔÚÓÉÄÚºËÑ¡Ïî
        <literal>MROUTING</literal> Ìṩ¡£</para>

      <para>ÐÂÔöÁ˶ÔÓÚ RFC 3678 Ìض¨Ô´×é²¥ (SSM) socket API µÄÖ§³Ö¡£
        ¸ü¶àϸ½Ú£¬ Çë²ÎÔÄÁª»úÊÖ²á &man.sourcefilter.3;¡£</para>

      <para>ÐÂÔöÁ˶ÔÓÚ Á÷¿ØÖÆ´«ÊäЭÒé (SCTP) µÄÖ§³Ö¡£ SCTP ʵÏÖÁËÓÉ RFC
        4960 ¶¨ÒåµÄÖ§³Ö¿É¿¿µÄ¡¢ ÃæÏòÏûÏ¢µÄ´«ÊäЭÒé¡£
        ÔÚ &os; ÖпÉÒÔͨ¹ý <literal>SCTP</literal> ÄÚºËÑ¡ÏîÀ´ÆôÓÃÕâÖÖÖ§³Ö£¬
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        Çë²Î¼ûÁª»úÊÖ²á &man.sctp.4;¡£</para>

      <para><literal>IPV6_V6ONLY</literal> socket Ñ¡ÏîÖ§³Ö UDP ÁË¡£</para>

      <para>ÄÚºËÑ¡Ïî <literal>TCP_DROP_SYNFIN</literal> ÏÖÔÚÊÇĬÈÏÆôÓõÄÁË¡£
        <varname>net.inet.tcp.drop_synfin</varname> sysctl ±äÁ¿µÄĬÈÏÖµ£¬
        ºÍ֮ǰһÑùÈÔÈ»ÊÇ <literal>0</literal>¡£</para>

      <para>&os; ÍøÂçЭÒéÕ»ÐÂÔöÁ˶ÔÓÚÍø¿¨µÈÓ²¼þÌṩµÄ TCP
        ·ÖƬЭ´¦Àí (TSO) ÄÜÁ¦µÄÖ§³Ö¡£
        ͨ¹ý½«´ó¿éÊý¾Ý·Ö²ð³É¶à¸ö TCP ·ÖƬÕâÑùµÄ²Ù×÷½»¸øÍø¿¨À´½øÐУ¬
        TSO Äܹ»¼õÉÙ·¢ËÍ´óÁ¿ TCP Êý¾ÝʱµÄ¿ªÏú¡£ ÕâÒ»¹¦ÄÜ£¬
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        &man.ifconfig.8; µÄ <literal>tso</literal> ºÍ <literal>-tso</literal> ²ÎÊý£¬
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        &man.mxge.4; ºÍ &man.cxgb.4;¡£</para>

      <para>&os; ÌṩÁË¶Ô TCP socket »º³åµÄ×Ô¶¯³ß´çÊÕ·ÅÄÜÁ¦¡£
        ÕâʹµÃ socket »º³åÇø³ß´çÄܹ»ÒÀ¾ÝÍøÂçÌõ¼þ×Ô¶¯ÊÊÓ¦£¬
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        ¿ÉÒÔͨ¹ý <varname>net.inet.tcp.sendbuf_*</varname>
        ºÍ <varname>net.inet.tcp.recvbuf_*</varname> sysctl
        ±äÁ¿À´µ÷Õû¡£</para>

      <para>Ϊ &man.tap.4; Çý¶¯³ÌÐòÐÂÔöÁË sysctl ±äÁ¿
        <varname>net.link.tap.up_on_open</varname>¡£ Èç¹ûÆôÓ㬠ÔòÐ嵀 tap
        É豸»áÔÚ´´½¨Ê±Ö±½Ó±ê¼ÇΪ <literal>up</literal>¡£ &merged;
        </para>

    </sect3>

    <sect3 id="disks">
      <title>´ÅÅ̺ʹ洢</title>

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        ¿ØÖÆÆ÷µÄÖ§³Ö¡£</para>

      <para>&man.ahc.4; Çý¶¯³ÌÐòÊÇ MPSAFE µÄÁË¡£</para>

      <para>&man.ahd.4; Çý¶¯³ÌÐòÊÇ MPSAFE µÄÁË¡£</para>

      <para>CAM ×ÓϵͳÊÇ MPSAFE µÄÁË¡£</para>

      <para>&man.ciss.4; Çý¶¯³ÌÐòÊÇ MPSAFE µÄÁË¡£</para>

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        ¿ÉÒÔÓÉ &man.gjournal.8; ¹¤¾ß½øÐпØÖÆ¡£</para>

      <para>ÐÂÔöÁËÓÃÒÔÖ§³Ö¶àÖÖ´ÅÅÌÉ豸·ÃÎÊ·¾¶µÄ GEOM_MULTIPATH class¡£
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        &man.gvirstor.8;¡£</para>

      <para>ΪÁ˱£³ÖÃüÃû·½Ê½Ò»Ö£¬ ½« GEOM class ÄÚºËÄ£¿é <filename>g_md.ko</filename>
        ¸ÄÃûΪ <filename>geom_md.ko</filename>¡£</para>

      <para>[&arch.amd64;, &arch.i386;] ÐÂÔöÁË &man.hptiop.4; Çý¶¯¡£
        ¸ÃÇý¶¯Ö§³Ö Highpoint RocketRAID 3xxx ϵÁпØÖÆÆ÷¡£</para>

      <para>[&arch.amd64;, &arch.i386;] ¶Ô &man.hptmv.4; Çý¶¯³ÌÐò½øÐÐÁ˸üУ¬ ËüÖ§³Ö
        amd64 ºÍ PAE ÁË¡£</para>

      <para>&man.isp.4; Çý¶¯³ÌÐòÊÇ MPSAFE µÄÁË¡£</para>

      <para>¶Ô &man.mpt.4; Çý¶¯³ÌÐò½øÐÐÁ˸üУ¬ ÒÔÖ§³Ö°üÀ¨ RAID ¾í£¬
        ÒÔ¼° RAID ³ÉԱ״̬/ÉèÖñ¨¸æ¡¢ ÖÜÆÚÐÔ¾íÖØͬ²½×´Ì¬±¨¸æ£¬
        ÒÔ¼°ÓÃÓÚÉèÖþíÖØͬ²½ËÙÂÊ¡¢
        ¾í³ÉԱдÈ뻺´æ״̬ºÍ¾íÊÂÎñ¶ÓÁÐÉî¶ÈµÈÐŹ¦ÄÜ¡£ &merged;</para>

      <para>&man.mpt.4; Çý¶¯³ÌÐòÐÂÔöÁË SAS HBA (²¿·Ö)¡¢
        64-λ PCI ÒÔ¼°´ó¹æÄ£Êý¾Ý´«ÊäµÄÖ§³Ö¡£ &merged;</para>

      <para>&man.mpt.4; Çý¶¯³ÌÐòÊÇ MPSAFE µÄÁË¡£</para>

      <para>&man.twa.4; Çý¶¯¸üе½ÁË 3ware ÍøÕ¾ÉϹ«²¼µÄ 3.70.03.007
        °æ±¾¡£ Õâ¸ö°æ±¾¶Ô AMCC µÄ 3ware
        9650 ϵÁÐ SATA ¿ØÖÆÆ÷ÌṩÁËÖ§³Ö¡£ &merged;</para>

      <para>ÐÂÔöÁËÓÃÓÚ Internet SCSI (iSCSI) ЭÒéµÄÄÚºËÇý¶¯
        &man.iscsi.initiator.4;¡£ Õâ¸öÇý¶¯ÔÊÐíͨ¹ý TCP/IP
        ÍøÂç·ÃÎÊÔ¶³ÌµÄ SCSI É豸¡£ Óû§Ì¬»·¾³¹¤¾ß
        &man.iscontrol.8; ¿ÉÒÔÓÃÀ´¿ØÖÆÕâÒ»Çý¶¯³ÌÐòµÄ²Ù×÷¡£</para>

      <para>ÐÂÔöÁËÄ£Äâ Linux SCSI SG ֱͨÉ豸 API µÄ´ó²¿·Ö¹¦ÄÜ×Ó¼¯µÄ
        scsi_sg Çý¶¯³ÌÐò¡£ ÕâʹµÃÒÔ Linux Ä£Äⷽʽ
        (ÒÔ¼° &os; Ô­ÉúÓ¦ÓóÌÐò) Äܹ»ÒÔºÍÔÚ Linux ÉÏÃæÏàͬµÄ·½Ê½²Ù×÷
        <filename>/dev/sg<replaceable>*</replaceable></filename>
        É豸¡£ &merged;</para>

      <para>&man.umass.4; Çý¶¯ÌṩÁ˶ÔÃüÁî
        <literal>PLAY_MSF</literal>¡¢
        <literal>PLAY_TRACK</literal>¡¢
        <literal>PLAY_TRACK_REL</literal>¡¢
        <literal>PAUSE</literal>¡¢
        <literal>PLAY_12</literal> µÄÖ§³Ö£¬
        ÕâʹµÃ &man.cdcontrol.1; ¹¤¾ßÄܹ»²Ù×÷ USB CD Çý¶¯Æ÷ÁË¡£</para>
    </sect3>

    <sect3 id="fs">
      <title>File Systems</title>

      <para>FreeBSD NFS ×ÓϵͳÖеÄÒ»²¿·Ö (ÓëЭÒéÕ»¼° callout
        µÄ½Ó¿ÚºÍ NFS ¿Í»§¶Ë²¿·Ö) ÊÇ MPSAFE µÄÁË¡£</para>

      <para>&man.pseudofs.9; αÎļþϵͳ¹¹½¨°ü¼°Ê¹ÓÃËüʵÏÖµÄÎļþϵͳ
        (&man.procfs.5;¡¢ &man.linprocfs.5; ºÍ
        &man.linsysfs.5;) ÊÇ MPSAFE µÄÁË¡£</para>

      <para>[&arch.amd64;, &arch.i386;] Ôö¼ÓÁËÊÔÑéÐÔµÄ
        TMPFS Îļþϵͳ֧³Ö¡£ TMPFS ÊÇÒ»ÖÖ¸ßЧµÄÄÚ´æÎļþϵͳ£¬
        ËüÓÉ NetBSD ÏîÄ¿ÔÚ Google µÄ Summer of Code »î¶¯Öпª·¢¡£
        ¹ØÓÚÕâÖÖÎļþϵͳµÄ½øÒ»²½ÐÅÏ¢£¬ Çë²Î¼ûÁª»úÊÖ²á &man.tmpfs.5;¡£</para>

      <para>ÖØÐÂʵÏÖÁË unionfs Îļþϵͳ¡£ Óë֮ǰµÄʵÏÖÏà±È£¬
        Õâ¸ö°æ±¾½â¾öÁËÐí¶à±ÀÀ£ºÍÉÏËøÎÊÌâ¡£ ´ËÍ⣬ Ëü»¹ÌṩÁËÐÂÔöµÄ
        <quote>transparent</quote> (͸Ã÷) ºÍ <quote>masquerade</quote>
        (αװ) ÕâÁ½ÖÖ¹¤×÷ģʽ£¬ Äܹ»×Ô¶¯ÔÚÎļþϵͳ¾ÛºÏµÄÉϲ㴴½¨Îļþ¡£
        ¹ØÓÚÕâ¸öÎļþϵͳµÄ½øÒ»²½ÐÅÏ¢£¬ Çë²Î¿¼Áª»úÊÖ²á
        &man.mount.unionfs.8;¡£ &merged;</para>

      <para>[&arch.amd64;, &arch.i386;, &arch.pc98;] ¼ÓÈëÁË¶Ô Sun µÄ ZFS µÄÖ§³Ö¡£
        ¹ØÓÚÕâÒ»ÎļþϵͳµÄ¸ü¶àÐÅÏ¢£¬ Çë²Î¼ûÁª»úÊÖ²á &man.zfs.8;
        »ò <ulink url="http://www.opensolaris.org/os/community/zfs/">
          OpenSolaris ZFS Ö÷Ò³</ulink>¡£</para>

      <para>¼ÓÈëÁ˳õ²½µÄ (Ö»¶Á) ¶Ô SGI µÄ XFS ÎļþϵͳµÄÖ§³Ö¡£</para>
    </sect3>
  </sect2>

  <sect2 id="userland">
    <title>Óû§Ì¬»·¾³±ä¶¯</title>

    <para>´Ó <filename>libc</filename> ɾȥÁËÔ­ÏÈËæ INRIA IPv6
      ʵÏÖÒýÈëµÄ addr2ascii() ºÍ ascii2addr() ¿âº¯Êýµ÷ÓᣠÔÚ
      &os; »ù±¾ÏµÍ³ÖÐÒѾ­²»ÔÙÓÐʹÓÃËüÃǵĵط½¡£ ×÷ΪÏà¹ØµÄ¸Ä¶¯£¬
      Ϊ &man.getnameinfo.3; Ôö¼ÓÁ˶ÔÓÚ <literal>AF_LINK</literal>
      µØÖ·µÄÖ§³Ö¡£</para>

    <para>ɾȥÁË <varname>struct addrinfo</varname> ÖеÄ
      <varname>ai_addrlen</varname> Ô­ÏÈÓÃÓÚ±£³Ö ABI ¼æÈÝÐԵIJ¹Î»×®¡£
      ÀýÈ磬 Õâ¸ö±ä¶¯»áÆÆ»µ 64 λƽ̨£¬ °üÀ¨
      &os;/amd64¡¢ &os;/ia64 ÒÔ¼° &os;/sparc64 ÉÏ
      &man.getaddrinfo.3; º¯ÊýµÄ ABI ¼æÈÝÐÔ¡£</para>

    <para>&man.atrun.8; ¹¤¾ßÐÂÔöÁË PAM Ö§³Ö¡£ ÔÚ¿ªÊ¼ÎªÓû§ÕʺÅÔËÐÐÈÎÎñ֮ǰ£¬
      Ëü»áÊ×ÏÈͨ¹ý PAM ¼ì²éÓû§ÕʺŵÄ״̬¡£
      ĬÈϵIJ»¿ÉÓõÄÕÊ»§¶¨Òå°üÀ¨ÒѹýÆÚÓû§£¬ ÒÔ¼°Ê¹ÓÃ
      &man.pw.8; Ëø¶¨µÄÓû§¡£</para>

    <para>&man.camcontrol.8; ÐÂÔöÁËÓÃÓÚÏÔʾÉ豸ÈÝÁ¿µÄ
      <command>readcap</command> ÃüÁî¡£ &merged;</para>

    <para>&man.cron.8; ·þÎñÐÂÔöÁË PAM Ö§³Ö¡£ ÔÚÔËÐÐÕÊ»§Ë½ÓеÄ
      &man.crontab.5; ÎļþÖеÄÃüÁî֮ǰ£¬ Ëü»áͨ¹ý PAM ¼ì²éÕÊ»§µÄ״̬£¬
      Èç¹ûÕÊ»§²»¿ÉÓ㬠ÔòÌø¹ýÃüÁî¡£ ĬÈϵIJ»¿ÉÓÃÕÊ»§¶¨Òå°üÀ¨ÒѹýÆÚÓû§£¬
      ÒÔ¼°Ê¹Óà &man.pw.8; Ëø¶¨µÄÓû§¡£ ´ËÍ⣬ &man.cron.8; Èç¹ûϵͳÖдæÔÚ
      &man.nologin.5; Îļþ£¬ ³ý·Ç &man.crontab.5; ÊôÖ÷µÄµÇ¼ÀàÐÍ (login
      class) ²»ÊÜ &man.nologin.5; ÏÞÖÆ£¬ ·ñÔòÒ²»áÌø¹ýÆä &man.crontab.5; ÖеÄÃüÁî¡£
      ϵͳÎļþ <filename>/etc/crontab</filename>
      ÖÐÅäÖõÄÃüÁ ²»ÊÜ PAM ¼ì²éµÄÏÞÖÆ¡£</para>

    <para>&man.dhclient.8; ³ÌÐòÐÂÔöÁË RFC 3422 ÃèÊöµÄÎÞÀྲ̬·ÓÉÑ¡ÏîÖ§³Ö¡£</para>

    <para>&man.dump.8; ºÍ &man.restore.8; ³ÌÐòÄܹ»±£´æºÍ»Ö¸´ÎļþµÄÀ©Õ¹ÊôÐÔÐÅÏ¢ÁË¡£</para>

    <para>ÐÂÔöÁËʵÏÖÓÃÓÚ²Ù×÷ ELF ÎļþµÄ
      SVR4 &man.elf.3; / &man.gelf.3; API µÄ
      <application>libelf</application> º¯Êý¿â¡£</para>

    <para>&man.fdisk.8; ³ÌÐòÐÂÔöÁËÓÃÓÚÒÔ fdisk ÅäÖÃÎļþ¸ñʽÏÔʾ slice
      ±íµÄ <option>-p</option> Ñ¡Ïî¡£ &merged;</para>

    <para>ɾȥÁË &man.finger.1; µÄ T/TCP Ö§³Ö
      (ÒÔ¼°ÓÃÓÚÆôÓøÃÖ§³ÖµÄ <option>-T</option>
      Ñ¡Ïî)¡£</para>

    <para>ÐÞÕýÁË &man.find.1; ³ÌÐòÎÞ·¨ÕýÈ·´¦Àí´«¸ø <option>-user</option> ºÍ
      <option>-group</option> µÄÊý×Ö¸ñʽµÄ²ÎÊýµÄ bug¡£</para>

    <para>&man.freebsd-update.8; ÃüÁîÐÂÔöÁË <command>upgrade</command>
      ×ÓÃüÁ ÓÃÓÚÍê³ÉÔÚ²»Í¬µÄ &os; °æ±¾Ö®¼äµÄ¶þ½øÖÆÉý¼¶¡£ &merged;</para>

    <para>&man.ftpd.8; ¹¤¾ßÐÂÔöÁË¶Ô RFC2389 (FEAT)
      ºÍ RFC2640 (UTF8) µÄÖ§³Ö¡£ RFC2640 Ö§³ÖÊÇ¿ÉÑ¡µÄ£¬
      ¿ÉÒÔͨ¹ýÐÂÔöµÄ <option>-8</option>
      ²ÎÊýÀ´ÆôÓᣠ¸ü¶àÐÅÏ¢£¬ ¿ÉÒÔÔÚ &man.ftpd.8; Áª»úÊÖ²áÖÐÕÒµ½¡£ &merged;</para>

    <para>ĬÈÏÆôÓÃÁË &man.gcc.1; SSP (¶ÑÕ»Òç³ö±£»¤) Ö§³Ö¡£</para>

    <para>&man.gbde.8; ¹¤¾ßÐÂÔöÁË
      <option>-k</option> ºÍ <option>-K</option> Ñ¡Ï
      ÓÃÓÚÖ¸¶¨Í¨ÐÐ×ÖÖ®ÍâµÄÃÜÔ¿Îļþ¡£</para>

    <para>&man.gpt.8; ÐÂÔöÁËÉèÖà GPT ·ÖÇø¾í±êµÄÄÜÁ¦¡£</para>

    <para>&man.gvinum.8; ¹¤¾ßÐÂÔöÁË
      <command>resetconfig</command> ×ÓÃüÁî¡£</para>

    <para>ÐÂÔöÁË RFC2743 ºÍ RFC2744 ÃèÊöµÄµÚ 2 °æͨÓð²È«·þÎñ
      (Generic Security Service) API (GSS-API) ¼°Æä C °ó¶¨½Ó¿Ú¡£
      ÕâÊÇÒ»¸öÐÂÔöµÄ¿ÉÀ©Õ¹ GSS-API ²ã£¬
      ËüÖ§³Ö GSS-API ²å¼þ£¬ Óë Solaris
      ʵÏÖÀàËÆ£¬ ¶øÔ­ÓÐµÄ Kerberos 5 GSS »úÖÆ£¬
      Ôò½øÐÐÁËÖØд£¬ ×÷ΪÐÂʵÏֵIJå¼þ¿âÌṩ¡£</para>

    <para>&man.hccontrol.8; ¹¤¾ßÖ§³Ö HCI ½Úµã×Ô¶¯Ì½²âÁË¡£</para>

    <para>&man.id.1; ¹¤¾ß»áÔÚ×é
      ID Ö®ºóÏÔʾÉúЧÓû§ ID ÁË¡£</para>

    <para>ÐÂÔöÁË &man.ipfwpcap.8; ¹¤¾ß¡£ ËüÄܹ»½Ø»ñ &man.divert.4;
      socket ²¢½«Êý¾ÝÒÔ
      &man.pcap.3; (Ò²¾ÍÊÇ &man.tcpdump.1; ËùʹÓõÄ) ¸ñʽдÈëÎļþ»ò¹ÜµÀ¡£ &merged;</para>

    <para>&man.kdump.1; ³ÌÐòÄܹ»½«ÏµÍ³µ÷ÓòÎÊýÒÔ·ûºÅ»¯µÄÃû×ÖÏÔʾÁË¡£</para>

    <para>&man.kenv.1; ¹¤¾ßÐÂÔöÁËÓÃÓÚ½ûÖ¹¾¯¸æÐÅÏ¢µÄ <option>-q</option>
      Ñ¡Ïî¡£</para>

    <para>&man.kgdb.1; ÐÂÔöÁËÓÃÓÚÒÔ¶Áдģʽ´ò¿ª kmem target
      µÄ <option>-w</option> Ñ¡Ïî¡£
      ÕâʹµÃ kgdb Äܹ»Ö±½Ó×÷ÓÃÓÚ <filename>/dev/mem</filename>
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    <para>&man.libarchive.3; Ö§³Ö
      POSIX.1e-·ç¸ñµÄÀ©Õ¹ÊôÐÔÁË¡£</para>

    <para>&man.libarchive.3; ¿âÄܹ»´¦Àí
      &man.ar.1;-¸ñʽµÄÎļþÁË¡£</para>

    <para><application>libc</application> ¿âÖУ¬
      ÐÂÔöÁ˶ԷûºÅÓ³ÉäºÍ°æ±¾»¯·ûºÅ¶¨ÒåµÄʵÏÖ¡£</para>

    <para><application>libedit</application> ¿â¸üе½ÁË NetBSD
      Ô´´úÂë 2005 Äê 8 Ôµİ汾¡£</para>

    <para><application>libm</application> ¿âÖУ¬
      ÐÂÔöÁ˶ԷûºÅÓ³ÉäºÍ°æ±¾»¯·ûºÅ¶¨ÒåµÄʵÏÖ¡£</para>

    <para>ÒýÈëÁËÐ嵀 &man.malloc.3; ʵÏÖ¡£ Õâ¸öʵÏÖ£¬
      Ò²³Æ×÷ <quote>jemalloc</quote>£¬ ÊÇΪ¸ÄÉƶàÏ̳߳ÌÐò£¬
      ÌرðÊÇÔÚ SMP ϵͳÉÏÔËÐÐʱµÄÐÔÄܶøÉè¼ÆµÄ£¬
      ͬʱ¼æ¹ËÁ˵¥Ï̳߳ÌÐòµÄÐÔÄÜ¡£ ÓÉÓÚ²ÉÓÃÁ˲»Í¬µÄËã·¨ºÍÊý¾Ý½á¹¹£¬
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      Æä½á¹ûÊÇ£¬ <literal>datasize</literal> ×ÊÔ´ÏÞÖƶԵäÐ͵ÄÓ¦ÓöøÑÔ£¬
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      Ö§³ÖÖ¸¶¨ÒÔ¶ººÅ·Ö¸îµÄ¶à¸öÉ豸ÁË¡£</para>

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    <para>ÔÚ <filename>libc</filename> ÖÐÐÂÔöÁË
      &man.memmem.3; º¯Êý¡£ ÕâÓë <filename>glibc</filename> ÖеÄ
      &man.strstr.3; º¯ÊýÊǶþ½øÖƼæÈݵġ£</para>

    <para>ɾȥÁË &man.mount.8; µÄ <literal>dev</literal>
      ºÍ <literal>nodev</literal> Ñ¡Ïî¡£</para>

    <para>&man.mount.8; ¹¤¾ßÐÂÔöÁË¶Ô &man.mqueuefs.5; µÄÖ§³Ö¡£</para>

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      ʹÓÃʱ£¬ pidfile »¹±ØÐëÊ×ÏÈÓÉ
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      ÁÐ±í¡£ <option>-t</option> Ñ¡Ïî½øÐÐÁËÔöÇ¿£¬
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    <para>&man.powerd.8; ÐÂÔöÁËÓÃÒÔÖ¸¶¨ pidfile µÄ
      <option>-P</option> Ñ¡Ïî¡£</para>

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    <para>ÔÚ &os; µÄ <application>libc</application>
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    <para>&man.rpc.lockd.8; ºÍ &man.rpc.statd.8;
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    <para>&man.rtld.1; ÔËÐл·¾³Á¬½ÓÆ÷ÌṩÁ˶ÔÓÚ GNU ÓïÒåµÄ ELF ·ûºÅ°æ±¾Ö§³Ö¡£
      Õâ¸öʵÏÖµÄÖ÷ҪĿ±êÊÇÓë GNU libc ʵÏÖ£¬
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      ÐÂÔöµÄ <function>dlvsym()</function>
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      ºÍ <option>-P</option> ²ÎÊý¡£
      ËüÃÇ·Ö±ð¿ÉÒÔÓÃÀ´Ö¸¶¨Óû§ºÍ½ø³Ìͳ¼ÆÎļþµÄλÖá£</para>

    <para>ÐÂÔöÁËÓÃÓڱ༭´ÅÅÌ·ÖÇøºÍ label µÄ &man.sade.8; ¹¤¾ß¡£
      Õâ¸ö¹¤¾ß»ùÓÚ &man.sysinstall.8; ÖеIJ¿·Ö´úÂë¡£</para>

    <para>ÐÞÕýÁË &man.sed.1; ¹¤¾ßÎÞ·¨¼ÆËãijЩģʽ¿Õ¼ä³¤¶ÈµÄÎÊÌâ¡£</para>

    <para>&man.sed.1; ¹¤¾ßÐÂÔöÁ˶ÔÓÚ´óСд²»Ãô¸ÐģʽƥÅäµÄÖ§³Ö£»
      ÕâÒ»¹¦ÄÜ¿ÉÒÔͨ¹ýÔÚÕýÔò±í´ïʽ·Ö¸î·ûºóÃæÖ¸¶¨²ÎÊý <literal>I</literal>
      À´ÆôÓá£</para>

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      ÓÉ֮ǰµÄ BSD API ÐÐΪ¸ÄΪ POSIX Ç¿ÖƵÄÐÐΪ¡£ Æä½á¹ûÊÇ£¬
      ¸üÐÂÁËÐí¶àÒÀÀµÓÚ¾É API µÄ»ù±¾ÏµÍ³¹¤¾ßÀ´Ö§³ÖÕâÒ»±ä¶¯¡£</para>

    <para>&man.setfacl.1; µÄ <option>-h</option> ²ÎÊýÄܹ»ÕýÈ·µØÔÚ·ûºÅÁ¬½Ó£¬
      ¶ø²»ÊÇÆäËùÖ¸¶ÔÏóÉÏÉèÖà ACL ÁË¡£</para>

    <para>ΪÏÔʾÁ¬½ÓºÍ¼àÌýÍøÂç socket µÄ &man.sockstat.1;
      ¹¤¾ßÐÂÔöÁËÃüÁîÐÐÑ¡Ïî <option>-P</option>£¬
      ÓÃÒÔ°´ÕÕЭÒéÃû³Æ (ÔÚ &man.protocols.5; ÖÐÁгö) ¹ýÂËÊä³ö½á¹û¡£</para>

    <para>&man.sysctl.8; ÐÂÔöÁË <option>-q</option>
      ²ÎÊýÀ´ÖÆÖ¹Ò»²¿·Ö¾¯¸æºÍ´íÎóÐÅÏ¢µÄ²úÉú¡£</para>

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      ËüµÄ×îа汾¿ÉÒÔͨ¹ý Ports Ì×¼þÖеÄ
      <filename role="package">net/tcpslice</filename> À´°²×°¡£</para>

    <para>ÊÕµ½ <literal>SIGINFO</literal> ÐźÅʱ£¬
      &man.time.1; ¹¤¾ß»áÏÔʾָ¶¨µÄ½ø³ÌÔËÐÐÏûºÄµÄʱ¼äÁË¡£</para>

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      Ñ¡ÏîÀ´Ö¸¶¨ÏÔʾ½ø³Ì²ÎÊýÏòÁ¿ÖÐÖ¸¶¨µÄ±êÌ⣻
      Õâ¸ö¹¦ÄܶÔÓÚ¼à¿ØʹÓà &man.setproctitle.3;
      ÐÞ¸Ä×ÔÉí½ø³Ì±êÌâµÄ½ø³Ì¶øÑÔ»áºÜÓÐÓá£</para>

    <para>&man.top.1; ÐÂÔöÁËÓÃÓÚÖ¸¶¨ &man.jail.8; ID µÄ <option>-j</option>
      Ñ¡ÏîÀ´ÏÔʾÆäÖеĽø³Ì¡£ &merged;</para>

    <para>&man.touch.1; ¹¤¾ßÐÂÔöÁË <option>-A</option>
      ±êÖ¾À´½«ÎļþµÄ·ÃÎʺÍÐÞ¸Äʱ¼äÐÞ¸ÄΪָ¶¨µÄÖµ¡£ &merged;</para>

    <para>&man.truss.1; ¹¤¾ßÐÂÔöÁË <option>-s</option>
      Ñ¡ÏîÒÔÌṩÓë strace
      (<filename role="package">devel/strace</filename>) ͬÑùµÄ¹¦ÄÜ¡£</para>

    <para>&man.truss.1; ²»ÔÙÒÀÀµÓÚ &man.procfs.5; Îļþϵͳ¹¤×÷ÁË£»
      ËüÏÖÔÚʹÓà &man.ptrace.2;
      ½Ó¿ÚÀ´¿ØÖƱ»¸ú×ٵĽø³Ì¡£</para>

    <para>[&arch.powerpc;] &man.truss.1; ¹¤¾ßÖ§³Ö &os;/powerpc ÁË¡£</para>

    <para>ɾȥÁË usbd(8) ¹¤¾ß¡£
      &man.devd.8; ¹¤¾ß¼°ÆäÅäÖÃÎļþÏÖÔÚÒѾ­Äܹ»ÍêÈ«Ö§³ÖÆ书ÄÜÁË¡£</para>

    <para>½« &man.uuidgen.1; ¹¤¾ß´Ó
      <filename>/usr/bin</filename> Ųµ½ÁË <filename>/bin</filename>¡£</para>

    <para>ɾȥÁËÒѾ­±»
      &man.mdconfig.8; Ìæ´ú¶àʱµÄ vnconfig(8) ¹¤¾ß¡£</para>

    <para>ɾȥÁË wicontrol(8) ¹¤¾ß¡£ ¶ÔÓÚ &man.wi.4; ÍøÂç½Ó¿ÚµÄÅäÖÃӦͨ¹ý
      &man.ifconfig.8; À´½øÐС£</para>

    <para>ÓÉÓÚһЩ¿ÉÄÜ·¢ÉúµÄ ABI ±ä¶¯£¬ µ÷ÕûÁËËùÓж¯Ì¬Á¬½Ó¿âµÄ°æ±¾¡£
      ÕâЩ¿â°üÀ¨£º snmp_<replaceable>*</replaceable>, libdialog, libg2c, libobjc,
      libreadline, libregex, libstdc++, libkrb5, libalias, libarchive,
      libbegemot, libbluetooth, libbsnmp, libbz2, libc_r, libcrypt,
      libdevstat, libedit, libexpat, libfetch, libftpio, libgpib,
      libipsec, libkiconv, libmagic, libmp, libncp, libncurses,
      libnetgraph, libngatm, libopie, libpam, libpthread, libradius,
      libsdp, libsmb, libtacplus, libthr, libthread_db, libugidfw,
      libusbhid, libutil, libvgl, libwrap, libypclnt, libm, libcrypto,
      libssh, ÒÔ¼° libssl¡£</para>

    <para>ÐÂʵÏÖÁË <function>wcsdup()</function> º¯Êý£¬
      Õâ¸öº¯ÊýÔÚ Microsoft ºÍ GNU ϵͳÖÐÊ®·ÖÁ÷ÐС£</para>

    <para>½« &man.wlandebug.8; ¹¤¾ß¼ÓÈëµ½ÁË
      &os; µÄÖ÷Ô´ÂëÊ÷ (֮ǰËüÔÚ tools Ŀ¼ÖÐ)¡£
      ËüÌṩÁËһϵÁÐÕë¶Ô &man.wlan.4; Ä£¿é¼°Ïà¹ØÇý¶¯µÄ¿ØÖƹ¦ÄÜ£¬
      ÔÚµ÷ÊÔÎÞÏßÍøÂçÎÊÌâʱ»áºÜÓÐÓá£</para>

    <para>ÐÂÔöÁË &man.wpa.passphrase.8; ¹¤¾ß¡£ ËüÄܹ»´Ó ASCII
      ¿ÚÁîÉú³É 256-λ µÄÔ¤·Ö·¢ WPA ÃÜÔ¿¡£ &merged;</para>

    <sect3 id="rc-scripts">
      <title><filename>/etc/rc.d</filename> ½Å±¾</title>

      <para>ÐÂÔöÁËÓÃÓÚÆô¶¯¶ÀÁ¢µÄ &man.ftpd.8; µÄ
        <filename>ftpd</filename> ½Å±¾¡£</para>

      <para>ÓÉÓÚÐÂÔöÁ˹¦ÄܸüÇ¿µÄ <filename>encswap</filename>
        ½Å±¾£¬ <filename>gbde_swap</filename> ±»ÌÔÌ­ÁË£¬
        Ç°ÕßÒ²ÌṩÁË &man.geli.8; ¼ÓÃܽ»»»·ÖÇøµÄÖ§³Ö¡£</para>

      <para>ÐÂÔöÁËÓÃÓÚÔÚÒýµ¼Ê±ÅäÖà &man.geli.8; É豸µÄ
        <filename>geli</filename> ºÍ <filename>geli2</filename>
        ½Å±¾¡£</para>

      <para>ÓÉÓÚ»ù±¾ÏµÍ³ÖÐÒѾ­²»ÔÙÌṩ IPsec IKE ·þÎñ£¬
        ɾȥÁËÓëÖ®¶ÔÓ¦µÄ <filename>ike</filename> ½Å±¾¡£</para>

      <para>ÐÂÔöÁËÓÃÒÔ´¦Àí vnode ºó¶ËµÄ &man.md.4; É豸µÄ
        <filename>mdconfig</filename> ½Å±¾¡£
        Õâ¸ö½Å±¾µÄÖ÷ҪĿµÄÊÇÌæ´úÏÈÇ°µÄ <filename>ramdisk</filename>
        ½Å±¾£¬ Òò´ËÏÈÇ°µÄ <varname>ramdisk_*</varname>
        ±äÁ¿¾ù¸ÄÃûΪ <varname>mdconfig_*</varname>¡£
        ´ËÍ⣬ ÐÂÔöÁËÁ½¸ö &man.rc.conf.5; ±äÁ¿
        <varname>mdconfig_<replaceable>*</replaceable>_files</varname>
        ºÍ
        <varname>mdconfig_<replaceable>*</replaceable>_cmd</varname>¡£
        ÀýÈ磺</para>

      <programlisting>mdconfig_md0="-t malloc -s 10m"
mdconfig_md1="-t vnode -f /var/foo.img"</programlisting>

      <para>ɾȥÁËλÓÚ <filename>/etc/rc.d</filename>
        ÖÐµÄ <filename>rcconf.sh</filename> ½Å±¾£¬
        ²¢Ôö¼ÓÁËÓÃÒÔ±ê¼ÇÒýµ¼¹ý³ÌÖеÄÔçÆÚºÍÍíÆÚ·Ö½çµãµÄ±äÁ¿
        <varname>early_late_divider</varname>¡£</para>

      <para><filename>rc.initdiskless</filename> ½Å±¾Ê¹Óà &man.tar.1;
        ´úÌæÁË &man.pax.1;£¬ ÒòΪ &man.pax.1; ÐèÒª¿ÉдµÄÁÙʱĿ¼£¬
        ¶øÔÚÕâ¸ö½Å±¾Ö´ÐÐʱ£¬ ¿ÉÄܲ¢Ã»ÓÐÕâÑùµÄĿ¼¡£</para>

      <para>ÓÉÓÚ OLDCARD Òѱ»Ðû¸æ¹ýʱ£¬ Òò´Ë <filename>pccard</filename>
        ½Å±¾Ò²±»Ðû¸æ¹ýʱÁË¡£</para>

      <para><filename>sendmail</filename> ½Å±¾ÔÚ±ðÃû (aliases)
        Êý¾Ý¿â²»´æÔÚ»ò±È±ðÃûÎļþ¾Éʱ£¬ ²»ÔÙ×Ô¶¯¶ÔÆä½øÐÐÖؽ¨ÁË¡£ &merged;
        Èç¹ûÓÐÐèÒª£¬ ¿ÉÒÔÔÚ rc.conf Öн«ÐÂÔöµÄ
        <varname>sendmail_rebuild_aliases</varname> ±äÁ¿ÉèÖÃΪ "YES"
        À´»Ö¸´ÕâÒ»¹¦ÄÜ¡£</para>

      <para>ɾȥÁË <varname>removable_interfaces</varname> ±äÁ¿¡£</para>

      <para>Ϊ <varname>ifconfig_<replaceable>ifn</replaceable></varname>
        ÐÂÔöÁ˹ؼü×Ö <literal>NOAUTO</literal>¡£
        Õâ»á×èÖ¹ÍøÂç½Ó¿ÚÔÚϵͳÒýµ¼¹ý³ÌÖлòͨ¹ý
        <filename>/etc/pccard_ether</filename> ÆôÓã¬
        µ«ÔÊÐíʹÓà <filename>/etc/rc.d/netif</filename>
        À´ÒÔ´¿ÊÖ¹¤µÄ·½Ê½ÆôÓúÍÍ£Óýӿڡ£</para>

     <para><filename>/etc/rc.d/nfslocking</filename> ½Å±¾Òѱ»Ðû¸æ¹ýʱ£¬
        ²¢½«ÔÚδÀ´µÄ°æ±¾ÖÐɾȥ¡£ Æ书ÄÜÒѾ­ÓÉ <filename>/etc/rc.d/lockd</filename> ºÍ
        <filename>/etc/rc.d/statd</filename> ½Å±¾È¡´ú¡£ &merged;</para>
    </sect3>
  </sect2>

  <sect2 id="contrib">
    <title>»ù±¾ÏµÍ³ÖеĵÚÈý·½Èí¼þ</title>

    <para><application>Intel ACPI-CA</application>
      Éý¼¶µ½ÁË 20070320¡£</para>

    <para><application>awk</application> ÓÉ 2005 Äê 4 Ô 24 ÈÕ°æÉý¼¶µ½ÁË
      2007 Äê 5 ÔÂ 1 ÈÕ°æ¡£ &merged;</para>

    <para><application>BIND</application> ÓÉ 9.3.3
      Éý¼¶µ½ÁË 9.4.2¡£</para>

    <para><application>BSNMPD</application> ÓÉ
      1.11 Éý¼¶µ½ÁË 1.12¡£</para>

    <para><application>BZIP2</application> ÓÉ
      1.0.3 Éý¼¶µ½ÁË 1.0.4¡£
      &merged;</para>

    <para>GNU <application>Diffutils</application> ÓÉ
      2.7 Éý¼¶µ½ÁË 2.8.7¡£
      &merged;</para>

    <para><application>DRM</application> ¸üе½ÁË
      DRI CVS 20060517 µÄ¿ìÕÕ¡£
      &merged;</para>

    <para>Òýµ¼¼ÓÔØÆ÷ʹÓÃµÄ Forth Inspired Command Language (<application>FICL</application>)
      Éý¼¶µ½ÁË 3.03¡£</para>

    <para><application>FILE</application> ÓÉ 4.12
      Éý¼¶µ½ÁË 4.21¡£</para>

    <para><application>GCC</application> ÓÉ 3.4.6
      Éý¼¶µ½ÁË 4.2.1¡£</para>

    <para><application>GNU Readline library</application> ÓÉ
      5.0 Éý¼¶µ½ÁË 5.2 patch 2¡£ &merged;</para>

    <para>GNU °æ±¾µÄ <application>gzip</application>
      ±»Ìæ»»³ÉÁËÒ»¸ö¾­¹ýÐ޸ĵÄÀ´×Ô NetBSD µÄ gzip¡£
      &merged;</para>

    <para><application>IPFilter</application> ÓÉ
      4.1.13 Éý¼¶µ½ÁË 4.1.28 °æ¡£ &merged;</para>

    <para><application>less</application> ÓÉ v394
      Éý¼¶µ½ÁË v416 °æ¡£ &merged;</para>

    <para><application>libpcap</application> ÓÉ
      0.9.4 Éý¼¶µ½ÁË 0.9.8 °æ¡£</para>

    <para><application>netcat</application> ÓÉ
      OpenBSD 3.9 Éý¼¶µ½ÁË OpenBSD 4.1 Öеİ汾¡£  &merged;</para>

    <para><application>OpenSSL</application> ÓÉ
      0.9.7e ¸üе½ÁË 0.9.8e¡£</para>

    <para><application>ncurses</application> ÓÉ
      5.2-20020615 ¸üе½ÁË 5.6-20061217 °æ¡£ ncurses ÐÂÔöÁË¿í×Ö·ûÖ§³Ö¡£
      &merged;</para>

    <para><application>hostapd</application>
      ÓÉ 0.3.9 °æ¸üе½ÁË  0.5.8 °æ¡£
      </para>

    <para><application>PF</application> ÓÉ OpenBSD
      µÄ 3.7 °æ¸üе½ÁË OpenBSD 4.1 °æ¡£</para>

    <para><application>sendmail</application> ÓÉ
      8.13.8 ¸üе½ÁË 8.14.2 °æ¡£  &merged;</para>

    <para><application>tcpdump</application> ÓÉ
      3.9.4 ¸üе½ÁË 3.9.8 °æ¡£</para>

    <para>ʱÇøÊý¾Ý¿â´Ó
      <application>tzdata2006g</application> °æÉý¼¶µ½ÁË
      <application>tzdata2007h</application> °æ¡£ &merged;</para>

    <para><application>tip</application> ¸üе½ÁËÀ´×Ô
      OpenBSD Óë 20060831 µÄ¿ìÕÕ°æ±¾¡£</para>

    <para>TrustedBSD <application>OpenBSM</application>,
      ÓÉ 1.0 alpha 12 ¸üе½ÁË 1.0 °æ¡£</para>

    <para><application>WPA Supplicant</application>
      ÓÉ 0.3.9 °æ¸üе½ÁË  0.5.8 °æ¡£
      </para>

  </sect2>

  <sect2 id="ports">
    <title>Ports/Packages Ì×¼þ»ù´¡½á¹¹</title>

    <para></para>

  </sect2>

  <sect2 id="releng">
    <title>·¢²¼¹¤³ÌÓëϵͳ¼¯³É</title>


    <para>¶ÔÏÖÓÐµÄ &man.sysinstall.8; ¹¤¾ßµÄ·ÖÇøËã·¨½øÐÐÁËÐ޸ġ£</para>

    <itemizedlist>
      <listitem>
        <para>ÔÚ´ÅÅÌÈÝÁ¿³¬¹ý (3 * RAM³ß´ç + 10GB) ʱ£¬
          ĬÈϵķÖÇø³ß´çΪ£º</para>

        <informaltable frame="none" pgwide="0">
          <tgroup cols="2">
            <colspec colwidth="1*">
            <colspec colwidth="2*">
            <thead>
              <row>
                <entry>·ÖÇø</entry>
                <entry>³ß´ç</entry>
              </row>
            </thead>

            <tbody>
              <row><entry>½»»»Çø</entry><entry>RAM³ß´ç * 2</entry></row>
              <row><entry><filename>/</filename></entry><entry>512 MB</entry></row>
              <row><entry><filename>/tmp</filename></entry><entry>512 MB</entry></row>
              <row><entry><filename>/var</filename></entry><entry>1024 MB + RAM³ß´ç</entry></row>
              <row><entry><filename>/usr</filename></entry><entry>ÓàϵIJ¿·Ö (8GB »ò¸ü¶à)</entry></row>
            </tbody>
          </tgroup>
        </informaltable>
      </listitem>

      <listitem>
        <para>ÔÚ´ÅÅ̳ߴç´óÓÚ
          (RAM³ß´ç / 8 + 2 GB) ʱ£¬ ĬÈϵijߴçΪÏÂÃæµÄ·¶Î§£¬
          ¶ø¿Õ¼äÔò°´±ÈÀý·ÖÅ䣺</para>

        <informaltable frame="none" pgwide="0">
          <tgroup cols="2">
            <colspec colwidth="1*">
            <colspec colwidth="2*">
            <thead>
              <row>
                <entry>·ÖÇø</entry>
                <entry>³ß´ç</entry>
              </row>
            </thead>

            <tbody>
              <row><entry>½»»»Çø</entry><entry>´Ó RAM³ß´ç / 8 µ½ RAM³ß´ç * 2</entry></row>
              <row><entry><filename>/</filename></entry><entry>´Ó 256MB µ½ 512MB</entry></row>
              <row><entry><filename>/tmp</filename></entry><entry>´Ó 128MB µ½ 512MB</entry></row>
              <row><entry><filename>/var</filename></entry><entry>´Ó 128MB µ½ 1024MB</entry></row>
              <row><entry><filename>/usr</filename></entry><entry>´Ó 1536MB µ½ 8192MB</entry></row>
            </tbody>
          </tgroup>
        </informaltable>
      </listitem>

      <listitem>
        <para>Èç¹ûϵͳÖеĴÅÅÌ¿Õ¼ä¸üÉÙ£¬ Ôò²ÉÓÃÏÈÇ°µÄ·ÖÅä²ßÂÔ¡£</para>
      </listitem>
    </itemizedlist>

    <para>ÔÚ <filename>src/Makefile</filename> ÖÐÐÂÔöÁË
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      (<filename role="package">x11/gnome2</filename>) µÄ°æ±¾£¬
      ´Ó 2.16.1 Éý¼¶µ½ÁË 2.20.1¡£ &merged;</para>

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  </sect2>

  <sect2 id="doc">
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  </sect2>
</sect1>

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    ÐèÒªÓпÉÓÃµÄ Internet Á¬½Ó¡£</para>

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</sect1>
</article>