Config Server Firewall (csf) and Login Failure Daemon (lfd) is a robust firewall solution having Stateful Packet Inspection (SPI), Login/Intrusion Detection and Security application for Linux servers. Although it is more compatible with CPanel we have been able to use the same for the Plesk hosting control panel also and it is running fine. Please […]

Zimbra Collaboration Server is a fully-featured open source messaging and collaboration application that supports email messaging,  group calendars, blackberry sync and other features using an advanced Ajax web interface that enables tool tips, drag-and-drop items, advanced searching capabilities and right-click menus in the UI. The software consists of both client and server components. Two versions […]

Diagram of Various Tiers of security in datacenter network and at server level At Diadem Technologies we take extreme precaution and safeguard of our mailing services to ensure continuous and reliable availability of our mailing services to our clients. We have all our servers located in the world’s leading datacenter which has a very secure […]

Below are some useful commands in Linux (applicable for RedHat Enterprise Linux, Fedora and CentOS) for regular server admin activities. To find a word string in the files under a folder(s). # find . | xargs grep ‘your-string’ -sl To get the disk usages for the individual sub-directory run: # ls -d /your/path/* | xargs […]