==== General ====

[[!toc levels=6 ]]

====== Introduction ======

Generalites sur l'infrastructure d'hebergement des mails.

====== Schema general ======

<code>
                                                         LDAP
                                         +----------------------+--------------+
                                         |                      |              |
                                  +---------------+      +---------------+     |  +------------------+
                        MAIL <--->|               |      |               |     +->|                  |
                       CLIENT --->| Serveur SMTP  |----->| Serveur POP3  |        |   LDAP/Auth      |
                       smtp/25    |               | lmtp |               |        |                  |
                       smtps/465  +---------------+  24  +---------------+        +------------------+
                                         ||                            |
                                         ||                            |
                                         ||    +- - - - - - - -+       |
                                         |+--- |               |       +----> CLIENT
                                         +---> | Anti-Spam     |        pop3/110
                                               |               |        pop3s/995
                                               +- - - - - - - -+        imap/143
                                                                        imaps/993
                                                       
                                                       
</code>
====== Serveur SMTP (MTA) ======

  * Serveur yvain (91.216.110.133) ifconfig eth0 Link encap:Ethernet HWaddr 00:16:3e:cd:31:0b\\
inet6 addr: 2001:912:900:313::1/64 Scope:Global inet6 addr: fe80::216:3eff:fecd:310b/64 Scope:Link UP BROADCAST RUNNING MULTICAST MTU:1500 Metric:1 RX packets:595904 errors:0 dropped:0 overruns:0 frame:0 TX packets:50986 errors:0 dropped:0 overruns:0 carrier:0 collisions:0 txqueuelen:1000 RX bytes:81823244 (81.8 MB) TX bytes:6055650 (6.0 MB)
  * Opensmtpd -> https://www.opensmtpd.org/
  * Configuration simple
  * Secure
  * Developement actif

====== Serveur POP (MDA) ======

  * Serveur gauvain (91.216.110.134) ifconfig eth0 Link encap:Ethernet HWaddr 00:16:3e:75:8d:b3\\
inet6 addr: fe80::216:3eff:fe75:8db3/64 Scope:Link inet6 addr: 2001:912:900:314::1/64 Scope:Global UP BROADCAST RUNNING MULTICAST MTU:1500 Metric:1 RX packets:747083 errors:0 dropped:0 overruns:0 frame:0 TX packets:63253 errors:0 dropped:0 overruns:0 carrier:0 collisions:0 txqueuelen:1000 RX bytes:89792563 (89.7 MB) TX bytes:6001317 (6.0 MB)
  * Dovecot -> http://www.dovecot.org/

====== Anti-Spam ======

  * Serveur a definir (peut etre sur yvain ou serveur a part)
  * spamassassin/spamd

====== Configuration DNS ======

===== SPF =====

A completer

===== DKIM =====

A completer

===== MX =====

A completer

  * 5 fake
  * 10 real
  * 20 real
  * ... real
  * 50 fake