Search found 75 matches

by zimico
Thu Sep 20, 2018 2:58 am
Forum: Administrators
Topic: Account compromised impossibile to stop spam
Replies: 9
Views: 281

Re: Account compromised impossibile to stop spam

I think you should not allow whole subnet, change to, for example: zmprov ms `zmhostname` zimbraMtaMyNetworks '127.0.0.0/8 192.168.5.1/32 192.168.5.3/32' postfix reload Use firewall to block smtp port on Web server. In my experience, do not allow web server having email server function. Regards.
by zimico
Tue Sep 18, 2018 5:04 am
Forum: Administrators
Topic: certbot-zimbra 0.4 released
Replies: 7
Views: 498

Re: certbot-zimbra 0.4 released

Hi Maxxer,
I do not see which are zimbra versions supported by this certbot-zimbra 4.0. I have just tested on Zimbra NE (trial) 8.8.9 but failed.
Regards.
by zimico
Sun Aug 26, 2018 10:00 am
Forum: Administrators
Topic: Zimbra Sending Lots of Spam.
Replies: 1
Views: 383

Re: Zimbra Sending Lots of Spam.

Hi, Please check your ZimbraMtaMyNetworks to ensure that you only allow authorized IP.s For example, $zmprov gs `zmhostname` zimbraMtaMyNetworks # name mail.zimilab.com zimbraMtaMyNetworks: 127.0.0.0/8 111.222.333.0/27 111.222.333.0/27 is my server subnet. In case your zimbra server is hosted in dat...
by zimico
Wed Aug 15, 2018 9:45 am
Forum: Installation and Upgrade
Topic: Multi IP address zimbra server
Replies: 4
Views: 785

Re: Multi IP address zimbra server

You can use prodmb.domain.colo for user's convenient.
Are you using multi server or single server? Because when you install mailbox server, it will ask you to input MTA server info (FQDN).
Regards,
by zimico
Wed Aug 15, 2018 8:50 am
Forum: Installation and Upgrade
Topic: Help regarding installation of zimbra in AWS
Replies: 4
Views: 454

Re: Help regarding installation of zimbra in AWS

Dear Mark,

I'm interesting in this topic too. Already filled out the form on your blog.

Best regards,
by zimico
Sun Aug 12, 2018 4:31 am
Forum: Installation and Upgrade
Topic: Multi IP address zimbra server
Replies: 4
Views: 785

Re: Multi IP address zimbra server

Hi Rama, If you have multi server you can access each server by difference IPs or use the same (one) IP for all servers/services. For example, you can use 1 static IP for MTA and another one for mailbox server or you can use only one static IP and do port NATs for those servers. The important thing ...
by zimico
Mon Jul 30, 2018 7:27 am
Forum: Administrators
Topic: Dictionary attack via IMAP ??
Replies: 4
Views: 439

Re: Dictionary attack via IMAP ??

I have the same kind of attack now from India, about 20-30 connections per hours. DosFilter recognizes this access but user is still locked out. (Hence, I have to increase the number of login failure and change to very complex password).
Minh
by zimico
Sun Jul 29, 2018 1:25 am
Forum: Administrators
Topic: Getting warning on LDAP Backup : invalid credentials
Replies: 1
Views: 451

Re: Getting warning on LDAP Backup : invalid credentials

Hi, i believe that you are using NE, then you can open a support ticket. Hope you already had solution from Zimbra support.
Regards,
by zimico
Wed Jul 11, 2018 4:38 am
Forum: Installation and Upgrade
Topic: Notice: Zimbra 8.8.9 Released - 10 July 2018
Replies: 10
Views: 1572

Re: Notice: Zimbra 8.8.9 Released - 10 July 2018

Thank DavidMerrill,
It's great! I am waiting for Forgot Password / Self-serve account recovery.
by zimico
Wed Jul 11, 2018 4:30 am
Forum: General Zimbra Feedback
Topic: Does the support portal work?
Replies: 2
Views: 953

Re: Does the support portal work?

Hi, it works as normal and the support is OK.
Regards,

Go to advanced search