zimbra milter service

How to allow single user send mail in zimbra distribution list.

1. Enable zimbra mitlter serivce.

Note that the Milter server should only be enabled on servers running the MTA.

Open zimbra admin console.

Global: Home > Configure > Global Settings > MTA > Milter Server.

Server: Home > Configure > Servers > Select Desired Server > MTA > Milter Server.

Alternatively using the CLI:

# su - zimbra

$ zmprov modifyConfig zimbraMilterServerEnabled TRUE

For a specific server (say eg.zmailtech.com):

$ zmprov modifyServer mail.zmailtech.com zimbraMilterServerEnabled TRUE

2. Start Zimbra Mailter service.

$ zmmilterctl start

The following will provide examples for granting sender permissions on the CLI:

User - grants a user sending permissions to a distribution list

$ zmprov grr dl distributionlist@zmailtech.com usr user@zmailtech.com sendToDistList

Group (distribution list) - grants a group sending rights to distribution list

$ zmprov grr dl distributionlist@zmailtech.com grp groupdl@zmailtech.com sendToDistList

All Entities - allows all entities on the server to send to a distribution list

$ zmprov grr dl distributionlist@zmailtech.com all sendToDistList

Domain - grant all users on a domain sending rights

$ zmprov grr dl distributionlist@zmailtech.com dom zmailtech.com sendToDistList

Public - grant all users both internal/external sending rights

$ zmprov grr dl distributionlist@zmailtech.com pub sendToDistList 

After granting or revoking rights for the milter, you must reaload the configuration for the changes to take effect.

$ zmmtactl reload

Verifying permissions for an entity

Checking a single user or entity:

$ zmprov ckr dl distributionlist@zmailtech.com username@zmailtech.com sendToDistList

ALLOWED

Modifying and revoking grants

If you want to remove or modify permissions, you'll need to use 'zmprov rvr' instead of 'zmprov grr'.

Example of removing sendToDistList permissions for a user:

$ zmprov rvr dl distributionlist@zmailtech.com usr user@zmailtech.com sendToDistList

After granting or revoking rights for the milter, you must reaload the configuration for the changes to take effect.

$ zmmtactl reload