iredmail-doc/howto/ldap.add.mail.list.md

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LDAP: Add a mail list account

Add mail list with iRedAdmin-Pro

With iRedAdmin-Pro, you can easily add mail list account by click menu: Add -> Mail List in main navigation bar.

Add mail list with phpLDAPadmin

  • Login to phpLDAPadmin (httpS://[your_server]/phpldapadmin/)
  • Expand LDAP tree in left panel, find ou=Groups under your domain dn.
  • Click ou=Groups in left panel, then click Create a child entry in right panel.
  • Choose mailList in ObjectClasses list, then click Proceed.
  • Select mail as RDN, fill necessary values of attributes:
dn: mail=demolist@mydomain.com,ou=Groups,domainName=mydomain.com,o=domains,dc=iredmail,dc=org
accountStatus: active
cn: demolist
enabledService: mail
enabledService: deliver
enabledService: displayedInGlobalAddressBook
mail: demolist@mydomain.com
objectClass: mailList

Now switch to ou=Users under you domain LDAP dn in left panel.

  • Expand ou=Users in left panel.
  • Find user account which you want to assign to new mail list we created above.
  • Click user account in left panel.
  • If attribute memberOfGroup exists in right panel:
    • click Add value under it and fill mail address of our new mail list. For example: demolist@mydomain.com
    • Click Update Object to save settings.
  • If attribute memberOfGroup doesn't exist in right panel:
    • Click Add new attribute in right panel
    • Choose memberOfGroup in drop-down list.
    • Fill mail address of our new mail list.
    • Click Update Object to save settings.

You can add as many memberOfGroup=xxx as you want, which means this user is assigned to many mail lists.

Here's sample to add external users as mail list members:

dn: memberOfGroup=demolist@mydomain.com,ou=Externals,domainName=mydomain.com,o=domains,dc=iredmail,dc=org
accountstatus: active
enabledservice: mail
enabledservice: deliver
mail: user01@external.com
mail: user02@external.com
memberofgroup: demolist@mydomain.com
objectclass: mailExternalUser

IMPORTANT NOTE: If you don't have any mail list member, Postfix will report error like below:

Aug  1 15:45:42 mail postfix/smtpd[6024]: NOQUEUE: reject: RCPT from unknown[1.1.1.1]: 550 5.1.1
<it@domain1.ru>: Recipient address rejected: User unknown in virtual mailbox table; from=<test@domain1.ru>
 to=<it@domain1.ru> proto=ESMTP helo=<[2.2.2.2]>

Mail list access policies

You can restrict who can send email to this mailing list by adding LDAP attribute accessPolicy. For example:

dn: mail=demolist@mydomain.com,ou=Groups,domainName=mydomain.com,o=domains,dc=iredmail,dc=org
accesspolicy: domain
...

This access restriction is implemented in iRedAPD (a simple Postfix policy server), iRedMail has it enabled by default.

Available access policies are:

  • public: no restrictions.
  • domain: all users under same domain are allowed to send email to this mail list.
  • subdomain: all users under same domain and sub-domains are allowed to send email to this mail list.
  • membersOnly: only members of this mail list are allowd.
  • moderatorsOnly: only moderators of this mail list are allowed.
  • memebersAndModeratorsOnly: only members and moderators of this mail list are allowed.