Search found 1602 matches

by quanah
Tue Apr 26, 2016 3:57 pm
Forum: Administrators
Topic: com.zimbra.cs.ldap.LdapException: LDAP error: : invalid credentials
Replies: 20
Views: 11851

Re: com.zimbra.cs.ldap.LdapException: LDAP error: : invalid credentials

JYvViva wrote:Any update please ?


It really doesn't matter what size the mdb database is if the data in it has been corrupted.
by quanah
Sat Apr 23, 2016 10:24 pm
Forum: Administrators
Topic: Preventing spoofed email
Replies: 17
Views: 7098

Re: Preventing spoofed email

I've gotten both SPF and DKIM set up and working. I also have DMARC set up in DNS. I've sent some messages to gmail and I see that gmail is validating the SPF, DKIM, and DMARC records fine. I would like to be able to somehow prevent someone from spoofing the From: header in email messages to make i...
by quanah
Sat Apr 23, 2016 10:21 pm
Forum: Administrators
Topic: Brute force attack & SPAM configuration
Replies: 20
Views: 11217

Re: Brute force attack

I'm using file2ban, I want to underline that the ip address of the client who made the login attemps is not correct (it's my server public ip) and this is a problem. Please explain what do you mean when you write it is an attack aginst postfix, i see port 7071 into the log. How can I understand if ...
by quanah
Sat Apr 23, 2016 10:20 pm
Forum: Administrators
Topic: Migrate Internal LDAP to Dedicated Zimbra LDAP Server
Replies: 1
Views: 435

Re: Migrate Internal LDAP to Dedicated Zimbra LDAP Server

Hi, I would like to use a single LDAP Server to manage login etc with other applications. I have read the multiple server installation manual apropos setting up a Zimbra LDAP Server. I currently have everything running on a single box so would need to migrate from the dedicated internal ldap server...
by quanah
Sat Apr 23, 2016 10:19 pm
Forum: Administrators
Topic: RBL not delete email
Replies: 9
Views: 1516

Re: RBL not delete email

by quanah
Thu Apr 21, 2016 4:34 pm
Forum: Administrators
Topic: com.zimbra.cs.ldap.LdapException: LDAP error: : invalid credentials
Replies: 20
Views: 11851

Re: com.zimbra.cs.ldap.LdapException: LDAP error: : invalid credentials

[zimbra@mail ~]$ /opt/zimbra/libexec/zmslapcat /tmp/ldapBK [zimbra@mail ~]$ ls /tmp/ldapBK ldap.bak ldap.bak.20160421xxx Files are empty. Am I finished? Am I dead? Well, ls -l would show if they are empty or not, I can't tell from that. I'll assume you did an ls -l. If they are empty, I really hope...
by quanah
Thu Apr 21, 2016 3:29 pm
Forum: Administrators
Topic: com.zimbra.cs.ldap.LdapException: LDAP error: : invalid credentials
Replies: 20
Views: 11851

Re: com.zimbra.cs.ldap.LdapException: LDAP error: : invalid credentials

Hi quanah Following a sudden stop (electrical incident) of my Zimbra server, I am faced with the same LDAP error that prevents related services to start. I followed all the steps fine until : Then run ldapsearch -x -LLL -H ldapi:/// -D uid=zimbra,cn=admins,cn=zimbra -w `zmlocalconfig -m nokey -s zi...
by quanah
Tue Apr 19, 2016 10:57 pm
Forum: Administrators
Topic: dkim: FAILED third-party signature
Replies: 1
Views: 446

Re: dkim: FAILED third-party signature

Hi! Some e-mails are been discarded by our Zimbra with the following error messages in zimbra.log and never arrives to the Inbox: Apr 19 13:06:54 mail amavis[28110]: (28110-11) dkim: FAILED third-party signature by d=accor.onmicrosoft.com, From: <******@sofitel.com>, a=rsa-sha256, c=relaxed/relaxed...
by quanah
Tue Apr 19, 2016 5:27 pm
Forum: Administrators
Topic: Track connections and source ip of client.
Replies: 2
Views: 638

Re: Track connections and source ip of client.

This first thing you need to do is upgrade off of 8.0.3, since it can be hacked at any time due to a security bug in the 8.0.3 release.

Second, you probably want to look at the MTA logs, which are stored in /var/log/zimbra.log

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