What does "not working" mean?
No action occured after you clicked on the button or it gave unexpected result ?

It is impossible in FOSS as far as now.

I even don`t know what happended after viewing this issue from the head to end.

Pay your attentions to this issue in the wiki
RestrictPostfixSenders - Zimbra :: Wiki

Any more details?
It can be more helpful if you give the steps you operating.
“fatal: unsupported dictionary type: sh” may mean some script error.

Nothing you need do. Just wait for a moment.
"450 4.2.0 <admin@ubuntu10.ufficyo.com>: Recipient address rejected: Greylisted, see....."

As you know, the error code 450 means an error temporary....

Tar -cvf old.tar /opt/zimbra first, and then tar -xvf old.tar. That`s all.

Yes, it is.
But if you are root, you can get it.
After editing it, you should quit with :wq!

With about 300 users sharing 2MB bandwidth is really unreasonable.
I think 20MB is the least equipment.
So, what troubles you is not the mail system but your poor bandwidth.

Maybe you just want to forbid some user`s e-mail, Okay, it`s very easy.
vi /opt/zimbra/conf/amavisd.conf.in
add the rule
xxx@xxx.xx => 10,
which means all the mails from xxx@xx.xx will be...

telnet YourMailHost 25
ehlo mail.xx.com
...
mail from:abc@cde.com
250 2.1.0 Ok
rcpt to:123@321.com
here is the key words of the output

If your mail system reply with "250 2.1.0 Ok" after...

1) Tell the user of the SpamSending account to stop sending spam if he is purposive. Or tell him to change password of his mail account.
2) It is a bug of STMP, senders can hide or fabricate from...

You should also make a mapping on port 7025.

It is sensitive in linux with "Server" and "server". Make sure you have executed suitable command.
It`ll be easier to achieve it in web console. Add the ip you want to apply relay service.

But it...

As far as now, it is impossible. The configuration is for global.

As far as now, it is impossible. The whitelist acts on global.

Whitelist or follow me

You should change the percent of the AV/AS in "Configuration—>Global—>AS/AV—>Kill percent and Tag percent"
Default they are 75 and 33, you can increase them according to...

You should change the percent of the AV/AS in "Configuration—>Global—>AS/AV—>Kill percent and Tag percent"
Default they are 75 and 33, you can increase them according to the behavior of your mail...

It`s a new problem with "Authentication does not match this account "
So, you`d check auth in your mail system.

"said: 530 <zimbra@zimbradomain.it>, Authentication does not match this account "

Maybe there are some other problems in your system.

It`s really a good idea.

Hello everyone, I find some strange log.
The environment is Debian5_64 zcs6.0_OSE.
Mails from xxxxx@qq.com are all tagged to be failed in /var/log/zimbra.log.
But I can receive these mails...

In some other posts, they say if the DN Map created successfully, this problem can be resolved.
But it still troubles me .

14-08-2012 18:52:24 [5340]: ldap_result returned no...

That`s easy
Follow me
First, choose the domain you want to create virtual hosts.
Then, edit that domain.
In the Virtual hosts Tags, fill in the virtual hosts with FQDN.
That`s all.

Hello every one, I meet some trouble in migrating.

Windows os is windows server 2008 simplified Chinese edition with Domino Lotus R8 simplified Chinese edition.

The linux os is Debian5_64bit...