Retrieve Zimbra LDAP master URL
If you're trying to work on Zimbra migration etc, you might require to know the Zimbra LDAP master URL. Generally it should work as ldap:domainname:389, if it doesn't then use the following command as zimbra to get the right ldap master url. #su - zimbra...
Enable Zimbra to work on port 80
If you want Zimbra to work on both port 80 and 443, You can use the following commands: su zimbra - zmtlsctl both After this, restart zimbra and you will be able to login to Zimbra on port 80 as well. PS: Running Zimbra on port 80 is not secure.
Changing the Zimbra server’s hostname
If you're changing your system and trying to reconfigure your zimbra, you might have to use the following commands: su - zimbra /opt/zimbra/libexec/zmsetservername -n The above commands come very handy when you might have mistakenly typed a wrong hostname and...
Reset Self-Signed Certificates on Zimbra
Self-Signed Certificate on your Zimbra server is expired? Follow the instructions given below, and you will be back online asap. 1. Begin by generating a new Certificate Authority (CA). /opt/zimbra/bin/zmcertmgr createca -new 2. Then generate a certificate signed by...
Rename domain name on Zimbra
Login to Your Zimbra Server with root login and password . Type following commands :- [root@mail]# su - zimbra This Command will change the Console name to [zimbra@mail ~]$ Then Type Following command. [zimbra@mail ~]$ zmprov -l renamedomain olddomain.com...
Zimbra Admin password reset
To reset the administrative password: su - zimbra zmprov sp To get a list of all administrators: su - zimbra zmprov gaaa To access the admin console: https://YOURHOST:7071 Remember that the administrative console (sometimes) requires a full email address as the login...
OpenVZ & Digital Ocean read/write test results
Here is a quick view on the read and write results on Digital Ocean & OpenVZ: Write Operation with Digital Ocean Server root@do:~# dd if=/dev/zero of=test bs=1048576 count=2048 2048+0 records in 2048+0 records out 2147483648 bytes (2.1 GB) copied, 7.93444 s, 271 MB/s...
Fix: Strange cPanel errors with missing RPMs
Installing git on cPanel server gave a strange missing RPMs error though the rpm was existing in the CentOS 6 repo. Error: Package: git-1.7.1-3.el6_4.1.x86_64 (base) Requires: perl-Git = 1.7.1-3.el6_4.1 cPanel is known to create these issues as it won't allow...
Magic number with my blog
I have long stopped caring about the numbers of my blog visitors but accidentally got a chance to observe the map and a number on google analytics. Sure, the counter missed some numbers in the middle. What I liked is the number which popped up on screen! "102001".
Fix: openvz, iptables, csf and errors
CSF has been one of the first choice for years now for me to secure server with a easily usable iptables manager. More than that it works as "A Stateful Packet Inspection (SPI) firewall, Login/Intrusion Detection and Security application for Linux servers". While...
Wiki Loves Monuments 2013
Flyer by: Siju Alex, CC by SA
Fix: VMWare No 3d Support will be available from this host
You might get to see the above error while booting your VM's on VMWare Workstation 9.x on Ubuntu. This issue might get sorted by adding the following line to .vmx line of the VM. mks.gl.allowBlacklistedDrivers = TRUE Read the further discussion on this topic at vmware...
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