389 notes on Linux, tools and troubleshooting
To remove Dumpster data for a particular user from the system, run the following commands. Zimbra Collaboration Server 7.x.x zmmailbox -z -m [email protected] mbox [email protected]> emptyDumpster or zmsoap -z
Since zimbra 7.0, a new feature called "Dumpster" has allowed users to recover email, calendars and contacts after they have been deleted from trash, helping them recover data quickly.
Password policies in ZIMBRA can help prevent malicious users from guessing passwords through brute-force attacks, but this approach does not appear to resolve the problem completely.
To make webmail work over http, https, or both, change its operating mode using the steps below. Run the following command to change…
Zimbra provides monitoring that helps check system status and performance effectively, but it lacks monitoring of email sending and receiving statistics that would help administrators.
NXDOMAIN, NOERROR, and SERVFAIL are DNS query statuses. Understanding them helps interpret what happened when looking up domain records.
Listing multiple DNS servers in /etc/resolve.conf defines primary and secondary DNS servers. If the primary fails, the system switches to the secondary after a timeout.
Zimbra users can configure the removal of email that has stayed in their mailbox too long, similar to removing mail from Trash (normally after more than 30 days). This feature is convenient for users who receive mail and want…
CentOS 6 ships with Ruby 1.8.7. Ruby Version Manager (RVM) lets applications use other Ruby versions without changing the main system.
