The RPMforge project is an open source project that provides RPM packages for various distributions (RH, CentOS, Fedora, …). To enable RPMforge you can install the rpmforge-release package for your …
Month: March 2010
Set date and time from command prompt
If the Linux server time and date is wrong and you need to set it to new values from the shell prompt, you should use date command. You must login …
How to whitelist hosts or IP addresses in Postfix
If you are administrating a mail server and use blacklists to block spam, sometimes you may have a problem with certain mail servers. This happens because a specific mail server …