PPoossttffiixx ɸɸ

-------------------------------------------------------------------------------

ΥɥȤŪŪ

ΥɥȤŵŪ Postfix 򤤤ĤƤޤ
BASIC_CONFIGURATION_README ɥȤ˽񤫤ƤŪΥƥåפ
äǤΥɥȤľ٤Ǥä Postfix ǥ᡼
ȡ᡼äȤʤСɤ߿ʤʤǤ

ΥɥȤκǽʬǤϡ򤽤줾1ĤĲ褹
ɸ򼨤ޤ

  * ɥ󥤥󥿡ͥåȥۥȤ Postfix
  * Null 饤Ȥ Postfix
  * ͥåȥ Postfix
  * E᡼ե/ȥ Postfix

ΥɥȤ2ܤʬǤϡĶΥۥȤǤɲ򼨤ޤ

  * ٤ƤǤϤʤΥȤ
  * եظư Postfix
  * ⡼ȥȤΥץ饤ޥޤϥХååMXۥȤȤƤPostfix
  * 륢åץޥ Postfix
  * ºݤΥ󥿡ͥåȥۥ̾ʤۥȤǤPostfix

ɥͥåȥۥȤ PPoossttffiixx

Postfix ľܥ󥿡ͥåȤ˥륹ɥޥǤϡѹʤ
ΤޤưϤǤʤȤ⡢http://www.postfix.org/ 饽ɤ
ɤƤ Postfix Υ󥹥ȡϤΤޤޤưϤǤ

main.cf Ǿ񤭤줿Τˤϡ"ppoossttccoonnff --nn" ޥɤȤޤ
ɥܥåǤϤĤΥѥ̾
BASIC_CONFIGURATION_README ɥȤǥСƤΤ˲äƤ
Ĥ꤬ɬפǤ:

    /etc/postfix/main.cf:
        # ץ: user@hostname ǤϤʤ user@domainname Ȥƥ᡼
        # ޤ
        #myorigin = $mydomain

        # ץ: NAT/ץɥ쥹ꤷޤ
        #proxy_interfaces = 1.2.3.4

        # ¾ΥۥȤΥ᡼Ѥޤ
        mynetworks_style = host
        relay_domains =

꤬ "ºݤΥ󥿡ͥåȥۥ̾ʤۥȤǤ Postfix" 
ƤϤޤΤǤСΥ⻲ȤƤ

NNuullll 饤Ȥ PPoossttffiixx

Null 饤ȤȤΤϡ᡼ǤޥΤȤǤ
ͥåȥϥ᡼餺ؤΥ᡼⤷ޤ
null 饤Ȥϥ᡼ܥåؤΥˤϤƤ  POP  IMAP
NFS Ȥޤ

Ǥϡ󥿡ͥåȥɥᥤ̾ "example.com"ޥ̾
"nullclient.example.com" ǤȤޤĤ̤ꡢˤϥǥեȤ
ѹѥ᡼Τߤ򼨤ޤ

    1 /etc/postfix/main.cf:
    2     myorigin = $mydomain
    3     relayhost = $mydomain
    4     inet_interfaces = 127.0.0.1
    5     local_transport = error:local delivery is disabled
    6
    7 /etc/postfix/master.cf:
    8     Comment out the local delivery agent entry

:

  * 2: ("user@nullclient.example.com" ǤϤʤ) "user@example.com" Ȥ
    ᡼ꡢ"user@nullclient.example.com" ˥᡼뤬ʤ褦
    ޤ

  * 3: ᡼򤹤٤ "example.com" ɥᥤôƤ᡼륵Ф
    žޤˤ⡼ȤãǤʤ֤ null Ф
    ŸڤƤ⡢᡼뤬 null Ф˻ߤޤäޤޤˤʤʤ褦ˤޤ

  * 4: ͥåȥΥ᡼դޤ

  * 5-8: ᡼̵ˤޤ᡼Ϥ٤3ܤǻꤵ줿
    ᡼륵Ф˹Ԥޤ

ͥåȥ PPoossttffiixx

Υˤ1ĤΥ᡼륵Фȥ᡼ʣ¾Υƥब
륨ꥢͥåȥĶˤĤƽ񤫤ƤޤĤ̤ꥤ󥿡ͥå
ɥᥤ̾ "example.com" ȤޤƥϤ٤ "user@example.com" Ȥ
᡼褦ꤵ졢"user@hostname.example.com" Υ᡼
ޤᥤ󥵡Ф "user@example.com" Υ᡼ޤ
Υޥ mailhost.example.com Ȥ̾ǸƤ֤Ȥˤޤ

"user@example.com" Ȥƥ᡼뤳Ȥϡ"root" ¾Υƥ
ȰΥ᡼濴Ȥʤ mailhost ƤޤȤǤ
褹ˤϡʲ "٤ƤǤϤʤΥȤ"
򻲾ȤƤ

Ĥ̤ꡢˤϥǥեȤѹѥ᡼Τߤ򼨤ޤ

ޤ mailhost ʳ򼨤ޤϤץǤ
Υޥ "user@example.com" Ȥƥ᡼ꡢ"user@hostname.example.com"
κǽȤʤޤ

    1 /etc/postfix/main.cf:
    2     myorigin = $mydomain
    3     mynetworks = 127.0.0.0/8 10.0.0.0/24
    4     relay_domains =
    5     # Optional: forward all non-local mail to mailhost
    6     #relayhost = $mydomain

:

  * 2: "user@example.com" Ȥƥ᡼ޤ

  * 3: ꤹͥåȥꤷޤ

  * 4: ΥۥȤϿꤷʤͥåȥΥ᡼졼ޤ

  * 6: ľܥ󥿡ͥåȤ˥ǤʤɬפǤʲ
    "եظư Postfix" ⻲ȤƤ

 mailhost 򼨤ޤΥޥϥ᡼ "user@example.com" Ȥ
ꡢ"user@example.com" ˲ä "user@hostname.example.com" κǽ
ʤޤ

     1 DNS:
     2     example.com    IN    MX  10 mailhost.example.com.
     3
     4 /etc/postfix/main.cf:
     5     myorigin = $mydomain
     6     mydestination = $myhostname localhost.$mydomain localhost $mydomain
     7     mynetworks = 127.0.0.0/8 10.0.0.0/24
     8     relay_domains =
     9     # Optional: forward all non-local mail to firewall
    10     #relayhost = [firewall.example.com]

:

  * 2: ɥᥤ "example.com" Υ᡼ mailhost.example.com 
    ޤ "." ˺줺դƤ

  * 5: "user@example.com" Ȥƥ᡼ޤ

  * 6: ΥۥȤ ޥ󼫿Ȥ̾˲ä "example.com" ɥᥤ󰸤
    ǽȤʤޤ

  * 7: ꤹͥåȥꤷޤ

  * 8: ΥۥȤϿꤷʤͥåȥΥ᡼졼ޤ

  * 10:  mailhost ᡼եΥ᡼
    ФȤäžʤФʤʤɬפǤ[] ˤä Postfix 
    MX 쥳ɸΤػߤޤ

Τ褦ʴĶǤϡ桼ϥ᡼ܥå˰ʲ1İʾˡǥޤ:

  * NFS ⤷ϤΤȤäƤΥ᡼ܥå

  * POP  IMAP ȤäƤΥ᡼ܥå

  * 桼ιߤΥޥΥ᡼ܥå

Ǹξ硢桼ˤϤ줾 mailhost ˹ߤΥޥ˥᡼ž
ꥢޤ:

    /etc/aliases:
        joe:    joe@joes.preferred.machine
        jane:   jane@janes.preferred.machine

ꥢǡ١ /etc/aliases ˤʤƥ⤢ޤʤ
ƥǤξΤˤϡ"ppoossttccoonnff aalliiaass__mmaappss" ޥɤ¹ԤƤ

aliases եѹ뤿Ӥ˥ޥ "nneewwaalliiaasseess" ¹ԤƤ

EE᡼ե//ȥ PPoossttffiixx

ͤ "example.com" Υ᡼Υȥޥž뤬
"anything.example.com" Υ᡼ݤ Postfix E᡼ե/
ȥۤȤΤǤ1꤬ޤ"relay_domains =
example.com" Ȥȡե̾ "anything.example.com" 
᡼äƤޤޤޤ

: ˤ Postfix С 2.0 ʹߤɬפǤȤäƤ Postfix 
СΤˤϡޥ "ppoossttccoonnff mmaaiill__vveerrssiioonn" ¹Ԥޤ

ˡϤĤʬʬƼޤκǽʬǤϥեǤ
᡼եˤޤ

    1 /etc/postfix/main.cf:
    2     myorigin = example.com
    3     mydestination =
    4     local_recipient_maps =
    5     local_transport = error:local mail delivery is disabled
    6
    7 /etc/postfix/master.cf:
    8     Comment out the local delivery agent

:

  * 2: Υޥ󤫤ϥ᡼ "user@example.com" Ȥꡢ
    "user@firewall.example.com" ˥᡼ͳʤޤ

  * 3-8: եޥǤΥ᡼̵ˤޤ

Ū뤿ᡢե postmaster@[firewall ip address] 
᡼褦ˤʤФޤˤȡεǽ¸ߤ
ȤꤷƤΤޤΤˡ2ܤʬǤϡ
postmaster@[firewall ip address] ΥݡȤäޤ abuse@[firewall ip
address] Ʊͤ˲äޤ2ĤΥȰΥ᡼ɥ쥹
žޤ

    1 /etc/postfix/main.cf:
    2     virtual_alias_maps = hash:/etc/postfix/virtual
    3
    4 /etc/postfix/virtual:
    5     postmaster      postmaster@example.com
    6     abuse           abuse@example.com

:

  * mydestination ʤΤ (򻲾)$inet_interfaces ޤ
    $proxy_interfaces ˥ޥåɥ쥹ʸΤߤȤߤʤޤ
    Τᡢ"localpart@[a.d.d.r]" ñ canonical(5)  virtual(5) 
    "localpart" Ȥƥޥåޤˤ Postfix ե˥ե
     IP ɥ쥹ꤹɬפʤʤޤ

ˡκǸʬE᡼ž򤪤ʤޤ줬եE᡼
ǽŪǤ

     1 /etc/postfix/main.cf:
     2     mynetworks = 127.0.0.0/8 12.34.56.0/24
     3     relay_domains = example.com
     4     parent_domain_matches_subdomains =
     5         debug_peer_list smtpd_access_maps
     6     smtpd_recipient_restrictions =
     7         permit_mynetworks reject_unauth_destination
     8
     9     relay_recipient_maps = hash:/etc/postfix/relay_recipients
    10     transport_maps = hash:/etc/postfix/transport
    11
    12 /etc/postfix/relay_recipients:
    13     user1@example.com   x
    14     user2@example.com   x
    15      . . .
    16
    17 /etc/postfix/transport:
    18     example.com   smtp:[inside-gateway.example.com]

:

  * 1-7: $mynetworks ˽񤫤줿륷ƥफΥ᡼ꡢ
    ޤ "user@example.com" Υ᡼ޤ
    "user@anything.example.com" Υ᡼ϼޤ󡣤ˡ4-5ܤ
    ޤ

  * 9, 12-14: 󥿡ͥåȤ᡼ "example.com" ɥᥤ
    ɥ쥹ͭʤΤΥꥹȤޤˤ᡼륭塼
    Ǥʤ MAILER-DAEMON åԤʤ褦ˤޤ
    ͭʥɥ쥹ΥꥹȤǤʤΤǤС"relay_recipient_maps ="
    (Ĥޤ) ꤹ뤫"@example.com x" 磻ɥɤ
    relay_recipients ơ֥˻ꤷʤФޤ

  * 10, 17-18: "example.com" Υ᡼ȥޥ˸ޤ
    [] ˤä Postfix  MX 򤷤ʤ褦ˤޤ

ʤΥƥब ddbb  ddbbmm եȤΤǤСhhaasshh ǤϤʤ
ddbbmm ꤷƤPostfix ݡȤƤ븡ơ֥μΤˤϡ
ޥ "ppoossttccoonnff --mm" Ȥޤ

relay_recipients ơ֥ѹ "ppoossttmmaapp //eettcc//ppoossttffiixx//rreellaayy__rreecciippiieennttss"
ɬ¹ԤƤ

transport ơ֥ѹ "ppoossttmmaapp //eettcc//ppoossttffiixx//ttrraannssppoorrtt" ɬ¹
Ƥ

٤ƤǤϤʤΥȤ

("user@hostname.example.com" ǤϤʤ) "user@example.com" Ȥƥ᡼
Ȥϡ"root" 䤽¾ΥƥॢȰΥ᡼濴Ȥʤ
mailhost ƤޤȤǤΤ褦ʥȤ
ˤϡΤ褦 virtual ꥢꤹ뤳ȤǤޤ:

    1 /etc/postfix/main.cf:
    2     virtual_alias_maps = hash:/etc/postfix/virtual
    3
    4 /etc/postfix/virtual:
    5     root     root@localhost
    6     . . .

:

  * 5: virtual(5) ޥ˥奢ڡ˽񤫤Ƥ褦ˡ "root" Ȥ
    ̾ "site"  $myorigin Ʊ "site"  $mydestination 
    󤲤Ƥ硢$inet_interfaces ޤ $proxy_interfaces ˥ޥå
    ˤ "root@site" ˥ޥåޤ

󥹥ȡˡˤäƤϡޥۡΥեԤ
ԤΥ᡼̤Postfix󥹥󥹤뤫⤷ޤ
ԤPostfix󥹥󥹤ˤϥեγ󥿡ե
ԤSMTPФꡢԤPostfix󥹥󥹤ˤ󥿡ե
ԤSMTPФޤΤ褦Ǥϡ줾Υ󥿡ե
б륤󥿡եɥ쥹Τߤ $inet_interfaces ꤷʤ뤫
ޤ

$inet_interfaces Υե󥹥ޥ˥奢ˤ񤫤Ƥ褦ˡsmtp(8)
Ȥϻꤵ줿󥿡եɥ쥹򳰹Ԥ³Υ
ɥ쥹ȤƻȤե "⤦" ΥۥȤã뤳Ȥ
ǤʤᡢۤȤɤξ硢Τ褦 inet_interfaces ȤäƤ⤦ޤ
ưޤ󡣤ξɾϡºݤˤϵƤۥȤ³ǤʤȤΤǤ
侩ˡ inet_interfaces ѥ᡼ΥɥȤ򻲾Ȥ


եظưư PPoossttffiixx

եǼ줿ͥåȥظˤ Postfix ꤹǤ
ץˡϡ᡼򤹤٤ƥȥۥȤäƤޤΥ᡼
ۥȤӳؤžݤ򸫤뤳ȤǤϾΥ
ꥢͥåȥǼޤ줿ץϡ᡼
Τߤ򥲡ȥۥȤꡢȥͥåȥ᡼ľ뤳ȤǤ
 Wietse ŻǻȤäƤˡǤ

: ˤ Postfix С 2.0 ʹߤɬפǤȤäƤ Postfix 
СΤˤϡޥ "ppoossttccoonnff mmaaiill__vveerrssiioonn" ¹Ԥޤ

ʲˤɲʬ򼨤ޤ򤳤ΥɥȤȾ
ŪȤ߹碌ɬפޤ

     1 /etc/postfix/main.cf:
     2     transport_maps = hash:/etc/postfix/transport
     3     relayhost =
     4     # Optional for a machine that isn't "always on"
     5     #fallback_relay = [gateway.example.com]
     6
     7 /etc/postfix/transport:
     8     # Internal delivery.
     9     example.com      :
    10     .example.com     :
    11     # External delivery.
    12     *                smtp:[gateway.example.com]

:

  * 2, 7-12: ȥͥåȥ᡼ľ᡼򥲡ȥ
    Ϥ褦׵ᤷޤ餫ˤȿ DNS MX 쥳ɤǻȤä
    뤳ȤꤷƤޤ[] ˤä Postfix  MX 򤵤ޤ

  * 3: : main.cf  relayhost ꤷƤϤޤ

  * 5: ˤޥŸڤƤȤ˥᡼뤬塼˻Ĥä
    ޤޤˤʤʤ褦ˤޤPostfix ϥ᡼ľ褦Ȥ
    Ǥʤ᡼򥲡ȥϤޤ

ʤΥƥब ddbb  ddbbmm եȤΤǤСhhaasshh ǤϤʤ
ddbbmm ꤷƤPostfix ݡȤƤ븡ơ֥μΤˤϡ
ޥ "ppoossttccoonnff --mm" Ȥޤ

transport ơ֥Խ "ppoossttmmaapp //eettcc//ppoossttffiixx//ttrraannssppoorrtt" ɬ¹
Ƥ

⡼ȥȤΥץ饤ޥޤϥХååMMXXۥȤȤƤPPoossttffiixx

ΥǤɲʬ򼨤ޤ򤳤ΥɥȤȾ
ŪȤ߹碌ɬפޤ

ʤΥƥब⡼ȥȤΡ֥MX ۥȤξˤʤ
ʤΤϰʲΤȤǤ:

     1 DNS:
     2     the.backed-up.domain.tld        IN      MX 100 your.machine.tld.
     3
     4 /etc/postfix/main.cf:
     5     relay_domains = . . . the.backed-up.domain.tld
     6     smtpd_recipient_restrictions =
     7         permit_mynetworks reject_unauth_destination
     8
     9     # NAT/ץɥ쥹ꤹɬפޤ
    10     #proxy_interfaces = 1.2.3.4
    11
    12     relay_recipient_maps = hash:/etc/postfix/relay_recipients
    13
    14 /etc/postfix/relay_recipients:
    15     user1@the.backed-up.domain.tld   x
    16     user2@the.backed-up.domain.tld   x
    17      . . .

ʤΥƥब⡼ȥȤΡ֥ץ饤ޥMX ۥȤξˤϡ˲ä
ʲ⤪ʤޤ:

    18 /etc/postfix/main.cf:
    19     transport_maps = hash:/etc/postfix/transport
    20
    21 /etc/postfix/transport:
    22     the.backed-up.domain.tld       relay:[their.mail.host.tld]

פ:

  * mydestination  the.backed-up.domain.tld ꥹȥåפƤϤޤ

  * virtual_alias_domains  the.backed-up.domain.tld ꥹȥåפƤ
    ޤ

  * virtual_mailbox_domains  the.backed-up.domain.tld ꥹȥåפƤ
    ޤ

  * 1-7: 󥿡ͥåȤ "the.backed-up.domain.tld" Υ᡼򤽤
    ɥᥤΥץ饤ޥ MX ۥȤžޤ

  * 10: ϥޥ IP ɥ쥹Ȱۤʤ륢ɥ쥹˼
     NAT 졼ץ̤ Postfix ᡼ɬܤǤ

  * 12-16: "the.backed-up.domain.tld" ɥᥤΥɥ쥹ͭʤΤ
    ꥹȤޤˤ᡼륭塼Ǥʤ MAILER-DAEMON
    åԤʤ褦ˤޤͭʥɥ쥹ΥꥹȤ
    ǤʤΤǤС"relay_recipient_maps =" (Ĥޤ) ꤹ뤫
    "@example.com x" 磻ɥɤ relay_recipients ơ֥˻ꤷʤ
    ޤ

  * 22: []  Postfix  MX 򤷤ޤ

ʤΥƥब ddbb  ddbbmm եȤΤǤСhhaasshh ǤϤʤ
ddbbmm ꤷƤPostfix ݡȤƤ븡ơ֥μΤˤϡ
ޥ "ppoossttccoonnff --mm" Ȥޤ

transport ơ֥Խ "ppoossttmmaapp //eettcc//ppoossttffiixx//ttrraannssppoorrtt" ɬ¹
Ƥ

: Хååפޤϥץ饤ޥMXɥᥤؤΥ᡼ѻ fallback_relay
ǽȤʤǤǽŪãǤʤȤˡ᡼뤬
Postfix MXۥȤfallback_relayۥȤδ֤ǥ롼פƤޤޤ

  * main.cf  "relay_transport = relay" ꤷ
  * master.cf  relay ȥκǸ "-o fallback_relay =" ꤷޤ
  * transport ޥåפǤϡХååפޤϥץ饤ޥMXɥᥤ󥨥ȥ
    ¦ʬ "relay:nexthop..." ꤷޤ

PostfixС2.2ʹߤǤϥǥեȤǤ

륢åץޥ PPoossttffiixx

ΥǤϡۤȤɤλ֥󤷤Ƥ륢å³˱Ѥޤ
24x7 ³Ƥ륢å³ˤĤƤϡΥ륨ꥢͥåȥ
򻲾ȤƤ

ΥǤɲʬ򼨤ޤ򤳤ΥɥȤȾ
ŪȤ߹碌ɬפޤ

ʬȤΥۥ̾IPɥ쥹äƤʤ (Ƥϥ륢åפ
֥TVDSL³)"ºݤΥ󥿡ͥåȥۥ̾ʤۥȤǤPostfix"
Υؽ٤Ǥ

  * ԤΥ᡼뤹٤ƤͥåȥץХ˸ޤ
    ޥ󤬤ۤȤɤλǤƤΤǤСãʥ󥿡ͥåȤ
    Ҷ Postfix ᡼Ǥ뵡Ϥޤꤢޤ󡣾³Ƥ
    ޥ˥᡼ϤƤޤΤ褤Ǥ礦ʲǤϡ[] ˤä
    Postfix  DNS MX 쥳ɤ򸡺ʤ褦ˤƤޤ

    /etc/postfix/main.cf:
        relayhost = [smtprelay.someprovider.com]

  * ȯŪ SMTP ᡼̵ˤޤ (ǥޥɥ륢å IP 
    ȤäƤΤ)

    ̾Postfix Թ礬褤Ȥ˳ԤΥ᡼褦Ȥޤ
    ޥ󤬥ǥޥɥ륢å IP ȤäƤȡ᡼
    ȡ뤿ӡPostfix ٱ᡼褦Ȥ뤿Ӥˡƥब
    ä򤫤褦ȤƤޤȤˤʤޤΤ褦ä򤫤ʤ褦
    뤿ˡȯŪ SMTP ᡼̵ˤޤ

    /etc/postfix/main.cf:
        defer_transports = smtp (ǥޥɥ륢å IP ۥȤΤ)

  * SMTP 饤  DNS lookups ̵ˤޤ (륢å LAN Τ).

    /etc/postfix/main.cf:
        disable_dns_lookups = yes (ǥޥɥ륢å IP ۥȤΤ)

  * 󥿡ͥåȤؤΥ󥯤Ω뤿Ӥ˥᡼륭塼 flush ޤ
    ʲΥޥɤ PPP ޤ SLIP 륢åץץȤƤ:

    /usr/sbin/sendmail -q (󥿡ͥåȥ󥯤夬뤿Ӥ)

    Postfix sendmailޥɤΤʾϥƥˤޤPostfix sendmail
    ޥɤƥΤɤˤ뤫Τˤϡޥ
    "ppoossttccoonnff sseennddmmaaiill__ppaatthh" ȤäƤ

    ᡼륭塼 flush 줿ɤΤˤϡΤ褦ʤΤȤä
    :

    #!/bin/sh

    # ᡼Ϥޤ
    /usr/sbin/sendmail -q

    # Ϥᤵޤ
    sleep 10

    # å٤1٤ޤǥ롼פޤ
    while mailq | grep '^[^ ]*\*' >/dev/null
    do
        sleep 10
    done

    ȯŪ SMTP ᡼̵ˤƤ硢륢åץ󥯤
    夬äƤ֤ϻ "sseennddmmaaiill --qq" ޥɤ¹Ԥɬפޤ
    ˤ꿷ȡ줿᡼뤬塼 flush ޤ

ºݤΥͥåȥۥ̾̾ʤۥȤǤ PPoossttffiixx

ΥϼʬȤΥ󥿡ͥåȥۥ̾ʤۥȸǤ
ϤƤDHCP륢åפưŪIPɥ쥹륷ƥǤ
PostfixϥޥΥȤ˶ۤ̾ʤ᡼ޤ
󥿡ͥåȤ˥᡼ݤˤE᡼륢ɥ쥹˶ۥۥ̾
ȤȤϤǤޤ󡣻ȤäƤޤï⤽Υ᡼ֻ֤ʤǤ
ºݡ¸ߤʤɥᥤ̾Υ᡼륢ɥ쥹ݤ륵ȤƤƤޤ

: ʲξPostfixΥС˰¸ޤȤäƤPostfix
СΤˤϡޥ "ppoossttccoonnff mmaaiill__vveerrssiioonn" ¹Ԥޤ

ˡˡ11:: PPoossttffiixx vveerrssiioonn 22..22ʹ

Postfix 2.2ϥζE᡼륢ɥ쥹ͭʥ󥿡ͥåȥɥ쥹
֤Τ generic(5) ɥ쥹ޥåԥ󥰤ȤޤΥޥåԥ󥰤
᡼뤬ޥФƹԤȤ֤Τߡ׼¹Ԥޤ; ƱޥΥ桼֤
᡼ȤˤϻȤޤ

ʲɲä򼨤Ƥޤ򤳤ΥɥȤȾǵ
Ūȹ碌ɬפޤ

    1 /etc/postfix/main.cf:
    2     smtp_generic_maps = hash:/etc/postfix/generic
    3
    4 /etc/postfix/generic:
    5     his@localdomain.local             hisaccount@hisisp.example
    6     her@localdomain.local             heraccount@herisp.example
    7     @localdomain.local                hisaccount+local@hisisp.example

⡼ȥۥȤSMTPǥ᡼:

  * 5ܤ his@localdomain.local  his ISP᡼륢ɥ쥹֤

  * 6ܤ her@localdomain.local  her ISP᡼륢ɥ쥹֤

  * 7ܤ¾Υ륢ɥ쥹 +local Ȥĥɥ쥹դ his 
    ISPȤ֤ޤ (ǤISP "+" γĥɥ쥹
    ݡȤƤꤷƤޤ)

ʤΥƥब ddbb  ddbbmm եȤΤǤСhhaasshh ǤϤʤ
ddbbmm ꤷƤPostfix ݡȤƤ븡ơ֥μΤˤϡ
ޥ "ppoossttccoonnff --mm" Ȥޤ

generic ơ֥Խ "ppoossttmmaapp //eettcc//ppoossttffiixx//ggeenneerriicc" ɬ¹
Ƥ

ˡˡ22:: PPoossttffiixx vveerrssiioonn 22..11

ŤPostfix ǤβϤǤͭʥ󥿡ͥåȥɥ쥹ȤPostfix
ͭʥ󥿡ͥåȥɥ쥹ζۥɥ쥹˥ޥåԥ󥰤
ȤǤȡ᡼򥤥󥿡ͥåȤäꡢʬͭ
󥿡ͥåȥɥ쥹ʤۥɥ쥹ؤΥ᡼ޤơ
ζۥɥ쥹˥᡼褦ˤʤޤ

ΥǤɲʬ򼨤ޤ򤳤ΥɥȤȾ
ŪȤ߹碌ɬפޤ

     1 /etc/postfix/main.cf:
     2     myhostname = hostname.localdomain
     3     mydomain = localdomain
     4
     5     canonical_maps = hash:/etc/postfix/canonical
     6
     7     virtual_alias_maps = hash:/etc/postfix/virtual
     8
     9 /etc/postfix/canonical:
    10     your-login-name    your-account@your-isp.com
    11
    12 /etc/postfix/virtual:
    13     your-account@your-isp.com       your-login-name

:

  * 2-3: Ǥ϶ۥۥ֤̾ޤ󥿡ͥåȾ˼ºߤ
    ȿǤ˻ȤäƤɥᥤ̾ȤäƤϤޤïͭʤȤ
    ݾڤƤɥᥤ̾ RFC 2606 򻲾ȤƤ

  * 5, 9, 10:  "your-login-name@hostname.localdomain" 
    "your-account@your-isp.com" ؤΥޥåԥ󥰤ͿޤʬɬܤǤ

  * 7, 12, 13: "your-account@your-isp.com" Υ᡼ ISP ˤǤϤʤ
    ޤʬɬܤǤϤޤǤ

ʤΥƥब ddbb  ddbbmm եȤΤǤСhhaasshh ǤϤʤ
ddbbmm ꤷƤPostfix ݡȤƤ븡ơ֥μΤˤϡ
ޥ "ppoossttccoonnff --mm" Ȥޤ

canonical ơ֥Խ "ppoossttmmaapp //eettcc//ppoossttffiixx//ccaannoonniiccaall" ɬ¹
Ƥ

virtual ơ֥Խ "ppoossttmmaapp //eettcc//ppoossttffiixx//vviirrttuuaall" ɬ¹
Ƥ
