PPoossttffiixx IIPPvv66ݡ

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Postfix 2.2ǤIPv6 (IPС6) ץȥΥݡȤȤ߹ޤޤ
ŤСPostfixˤIPv6ݡȤϥɥѥåȤޤ
ʲ "Postfix <2.2 IPv6ݡȤȤθߴ" Ǥμ
㤤Ƥޤ

̣ħϡIPv4ȤäƤ32ӥåȤǤϤʤIPv6128ӥåȤ
IPɥ쥹ȤäƤ뤳ȤǤΤᡢNATΤ褦ʽȥå
ȤʤƤ⡢Ϥ뤫̤ΥۥȤͥåȥб뤳ȤǤޤ
ʥɥ쥹֤ŪȤơͥåȥ˥󥰤
󸽼ŪˤʤȤȤޤ

PostfixϸŤIPv4ͥåȥǤǤ˻ȤäƤΤƱץȥIPv6Ǥ
ȤDNSǤϸŤA쥳ɤ˲äAAAA쥳ɤθ⤪ʤޤ
IPv6˴ؤ http://www.ipv6.org/ ǸĤޤ

ΥɥȤϰʲΥȥԥå˴ؤ󶡤ޤ:

  * ݡȤƤץåȥۡ
  * 
  * Τ
  * Postfix <2.2 IPv6ݡȤȤθߴ
  * ݡȤƤʤץåȥۡФIPv6ݡ
  * 쥸å

ݡȤƤץåȥۡ

PostfixС2.2ϰʲΥץåȥۡIPv4IPv6򥵥ݡȤƤޤ:

  * AIX 5.1+
  * Darwin 7.3+
  * FreeBSD 4+
  * Linux 2.4+
  * NetBSD 1.5+
  * OpenBSD 2+
  * Solaris 8+
  * Tru64Unix V5.1+

¾ΥץåȥۡǤϡPostfixϤޤ̤ñIPv4Ȥޤ

IPv6ݡȤ¾δĶ˥ݡƥ󥰤뤿tipsϰʲ򻲾ȤƤ



Postfix IPv6ݡȤˤä2Ĥο main.cf ѥ᡼Ƴ졢
ޤ mynetworks  debug_peer_list Τ褦ʥޥåꥹȤΥɥ쥹ɽˡ
ʸˡ˽פѹʤޤ

Postfix IPv6ɥ쥹ʸˡϾȥåǤ"[]" ʸIPv6ɥ쥹
ʤФʤ꤬ꡢäƤϤʤ⤢ޤ"[]" 
ʤФʤ "[]" ȤΤ褤ͤǤPostfixư
IPv6Ϣ򤹤ˤ postconf(5) ޥ˥奢ڡǧ


  * master.cf  127.0.0.1  ::1 롼ץХåɥ쥹ϡɥǥ
    ˡmain.cf  "inet_interfaces = loopback-only" ꤷ
    뤳ȤǡPostfixIPv6ͭˤƥưƤ뤫
    ɤ˴ؤ餺Ʊ master.cf Ȥޤ

  * ǽοѥ᡼ inet_protocols ȸƤФΤǤ
    Postfixͥåȥ³ĥݤӼݤ˻Ȥץȥꤷ
    ޤPostfixͥåȥ³ݤ˻ȤDNS椷ޤ

        /etc/postfix/main.cf:
            # Υѥ᡼ѹPostfix stop/start ʤ
            # ޤ
            inet_protocols = ipv4       (ǥե: IPv4Τͭ)
            inet_protocols = all        (IPv4ȡݡȤƤIPv6Ȥͭ)
            inet_protocols = ipv4, ipv6 (IPv4IPv6Ȥͭ)
            inet_protocols = ipv6       (IPv6Τͭ)

    ǥեȤǤϡۤȤɤΥƥबIPv6ͥåȥ³Ƥʤᡢ
    PostfixIPv4ΤߤȤޤ

      o IPv4/IPv6å礷ƥǤϡIPv6̤᡼
        ԤϾ "network unreachable" ǼԤλԤˤä
        Postfix٤ʤäƤޤޤ

      o LinuxͥϥǥեȤǤIPv6ץȥ륵ݡȤɤ߹ߤ
        ޤIPv6ȤȤԤ¨¤˼Ԥޤ

    1: inet_protocols ѥ᡼ѹ顢Postfix stop Ƥ
    start ʤФޤ

    2: ʲΤ褦ʥ顼åФ硢LinuxưƤơ
    ͥIPv6ͭˤɬפޤ: ҥȤtips
    http://www.ipv6.org/ 򻲾ȤƤ¾ΥƥȰ㤤Linux
    IPv4IPv6η礷åIPv6ץȥ륵ݡȤ
    ǥեȤǤɤ߹ޤޤ

        postconf: warning: inet_protocols: IPv6 support is disabled: Address
        family not supported by protocol
        postconf: warning: inet_protocols: configuring for IPv4 support only

    3: ŤLinuxSolarisƥǤϡ"inet_protocols = ipv6" Ȥ
    ǤPostfixIPv4³ƤޤȤߤޤ󡣤
    Postfixϥ饤IPɥ쥹IPv6ɽޤʳξ硢
    PostfixϾIPv4饤IPɥ쥹ɥåȤǶڤ줿4ȤȤ
    Ūʷɽޤ

  * ⤦Ĥοѥ᡼ smtp_bind_address6 ǤϤ礦
    IPv4Ǥ smtp_bind_address ѥ᡼ʤäƤΤƱͤˡ
    IPv6ǤγԤSMTP³˻Ȥ륤󥿡եɥ쥹ꤷޤ:

        /etc/postfix/main.cf:
            smtp_bind_address6 = 2001:240:5c7:0:250:56ff:fe89:1

  * mynetworks ѥ᡼ͤǥեȤΤޤޤˤƤ (Ĥޤ main.cf 
    mynetworks ꤬ʤ)PostfixϼʬȤǥͥåȥɥ쥹
    򸫤ĤޤŵŪǤϼΤ褦ˤʤޤ:

        % postconf mynetworks
        mynetworks = 127.0.0.0/8 168.100.189.0/28 [::1]/128 [fe80::]/10 [2001:
        240:5c7::]/64

    main.cf  mynetworks ѥ᡼ͤꤷƤޤäƤΤǤС
    ƥब IPv6ͥåȥޤ褦 mynetworks 򹹿ɬפ
    ޤIPv6ɥ쥹󤬼Τ褦 "[]" ˻ꤷƤ뤳Ȥ
    ǧƤ:

        /etc/postfix/main.cf:
            mynetworks = ...IPv4 networks... [::1]/128 [2001:240:5c7::]/64 ...

:: mmyynneettwwoorrkkss  ddeebbuugg__ppeeeerr__lliisstt Τ褦PPoossttffiixxޥåꥹȤꤹ
硢mmaaiinn..ccff ѥ᡼ͤ ""//ffiillee//nnaammee"" ѥǻꤵե
ǤϡIIPPvv66 ɥ쥹 ""[[]]"" ˻ꤷʤФޤIIPPvv66ɥ쥹
""::"" ʸʸޤǤ뤿ᡢʤ ""ttyyppee::ttaabbllee"" ѥȺƱƱ
ޤޤ

Τ

  * Ԥ³ԤIPv6/IPv4νϤޤǽǤϤޤ󡣸ߤ
    IPv6IPv4˻Ԥޤ

  * PostfixIPv6饤IPɥ쥹ФDNSBL (ꥢ륿
    ֥åۡꥹ) 򥵥ݡȤƤޤ󡣸ǤIPv6ɥ쥹
    ֤򥫥С֥åꥹȤϤޤ

  * IPv6ˤϥ饹ABCȤäͥåȥϤޤIPv6ͥåȥ
    Ǥϡ"mynetworks_style = class" Ȥ "mynetworks_style = subnet"
    ȤƱǤ

  * Tru64UnixAIXǤϡPostfixϥ륵֥ͥåȥޥ򸫤Ĥʤᡢ
     /128 ͥåȥꤷޤ main.cf 
    "mynetworks_style = subnet" ꤷƤơŪ mynetworks ꤷ
    ʤˤΤȤʤޤ

PPoossttffiixx <<22..22 IIPPvv66ݡȤȤθߴ

PostfixС2.2IPv6ݡȤDean StrikʤɤˤPostfix/IPv6ѥå
ˤƤޤĤǰ㤤ޤ

  * main.cf: inet_interfaces  "ipv6:all"  "ipv4:all" Ȥäˡ
    ݡȤޤ inet_protocols ѥ᡼Ȥޤ

  * main.cf: IPv4IPv6ξ򥵥ݡȤˤ "inet_protocols = all"
    ⤷ "inet_protocols = ipv4, ipv6" ꤷޤ

  * main.cf: inet_protocols ѥ᡼ϥ᡼Postfix
    ʤȤDNSоݤ椷ޤ

  * main.cf: 롼ץХåͥåȥ󥿡եΤߤlistenˤ
    "inet_interfaces = loopback-only" ꤷޤ

  * lmtp_bind_address  lmtp_bind_address6 ǽϼޤ
    Postfix LMTP饤ȤSMTP饤Ȥ˵ۼ줿ᡢLMTP
    饤Ȥɲõǽ³ͳޤ

  * SMTPޥɤˤIPv6ɥ쥹 RFC 2821 ˽񤫤Ƥ褦
    [ipv6:ipv6address] ȤǻꤵƤ뤳ȤSMTPФ׵᤹
    褦ˤʤޤ

  * IPv6ͥåȥɥ쥹Υޥå󥰥ɤϰ줫ľ졢ͤ
    ᤤΤˤʤäϤǤη̤Postfix/IPv6ѥåȸߴ
    ʤ⤷ޤ

ݡȤƤʤץåȥۡФIIPPvv66ݡ

¾ΥץåȥۡPostfix IPv6ưˤϡʲΥƥåפƧߤޤ:

  * Postfixͥåȥ󥿡ե򸫤Ĥˡꤷޤ
    Postfixϥ᡼롼פ򤱡user@[ipaddress] 뤫⡼Ȥ
    Τɤ餫ΤΤˤξɬפȤޤ

    ƥ getifaddrs() 롼󤬤Сsrc/util/sys_defs.h 
    ץåȥۡऴȤΥ˰ʲΤΤäޤ:

        #ifndef NO_IPV6
        # define HAS_IPV6
        # define HAVE_GETIFADDRS
        #endif

    줬ʤơSIOCGLIF ioctl() ޥɤ /usr/include/*/*.h ˤС
    src/util/sys_defs.h ΥץåȥۡऴȤΥ˰ʲΤΤäޤ:

        #ifndef NO_IPV6
        # define HAS_IPV6
        # define HAS_SIOCGLIF
        #endif

    ʤСPostfixϸŤ SIOCGIF ޥɤȤʤФʤ餺
    ǽȤIPv6 ("mynetworks_style = subnet" ɬפIPv6ͥåȥޥ
    Ĥޤ) ȤȤˤʤޤ src/util/sys_defs.h 
    ץåȥۡऴȤΥ˲äޤ:

        #ifndef NO_IPV6
        # define HAS_IPV6
        #endif

  * Postfix󥿡ե򸫤Ĥ뤫ƥȤޤ

    ̾ˡPostfix򥳥ѥ뤷顢src/util ǥ쥯ȥꡢ
    "mmaakkee iinneett__aaddddrr__llooccaall" ȥפޤΥեưȡ
    ٤ƤΥ󥿡եɥ쥹ͥåȥޥФޤ㤨:
    
        % make
        % cd src/util
        % make inet_addr_local
        [... some messages ...]
        % ./inet_addr_local
        [... some messages ...]
        ./inet_addr_local: inet_addr_local: configured 2 IPv4 addresses
        ./inet_addr_local: inet_addr_local: configured 4 IPv6 addresses
        168.100.189.2/255.255.255.224
        127.0.0.1/255.0.0.0
        fe80:1::2d0:b7ff:fe88:2ca7/ffff:ffff:ffff:ffff::
        2001:240:5c7:0:2d0:b7ff:fe88:2ca7/ffff:ffff:ffff:ffff::
        fe80:5::1/ffff:ffff:ffff:ffff::
        ::1/ffff:ffff:ffff:ffff:ffff:ffff:ffff:ffff

    ϸŤFreeBSDޥΤΤǤ¾ΥƥǤϾ㤦̤Ȥʤޤ
    ͤϤ狼Ǥ礦

Ȥ̤Фʤˤϡpostfix-users@postfix.org ᡼󥰥ꥹȤ
E᡼С桹褦ȤǤ礦

쥸å

ʲξϰDean StrikԽˤƤޤ

  * Mark Huizer ϥꥸʥPostfix IPv6ѥå񤭤ޤ

  * KAMEץȤ Jun-ichiro 'itojun' Hagino Ϥʤβɤ
    ʤޤʹߡKAMEѥåȸƤӤޤ

  * PLD Linuxǥȥӥ塼ϥɤ¾Υå (ä USAGI) 
    ݡƥ󥰤ޤPLDѥåȸƤǤޤPLDѥå
    פħϡLutz Jaenicke PostfixTLSѥåȶưȤǤ

  * Dean Strik  KAME  USAGI ʳΥץåȥۡIPv6ݡȤ
    Postfixγȯ˹碌ƥѥå򹹿IPv6+TLSѥå礷
    󶡤ޤϤ˴ؤ Dean Strik Postfix֥
    http://www.ipnet6.org/postfix/ ǸĤޤ

  * Wietse Venema  Dean Strik IPv6ѥåߡPostfix 2.2
    ޡIPv4ѤΥɤǼΤPostfix
    ޤͥ䥷ƥ饤֥IPv6ݡȤΤʤƥǤ⡢
    Postfixˤñʸߴ쥤䤬뤿ᡢƱIPv4Ȥ³ޤ

