Linux

Enabling Remote Access to the Installation System

You may access either graphical or text interfaces for the Redhat installation system from any other system. Access to a text mode display requires telnet, which is installed by default on Fedora systems. To remotely access the graphical display of an installation system, use client software that supports the VNC (Virtual Network Computing) display protocol. […]

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Linux

Courier-IMAP to Dovecot Migration Script

I’ve just migrated a couple of servers from Courier-IMAP to Dovecot, and am very happy with the latter so far. I thought I’d share the courier2dovecot shell script I whipped together (based on the instructions I found in the migration how-to), for converting Courier-IMAP maildirs to Dovecot format. While the script is rather simple, it […]

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Security

How do I turn enforcing SELinux on/off at boot?

You can specify the SELinux mode using the configuration file /etc/sysconfig/selinux. # This file controls the state of SELinux on the system. # SELINUX= can take one of these three values: # enforcing – SELinux security policy is enforced. # permissive – SELinux prints warnings instead of enforcing. # disabled – No SELinux policy is […]

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Linux

How do I make a user public_html directory work under SELinux?

This process presumes that you have enabled user public HTML directories in your Apache configuration file, /etc/httpd/conf/httpd.conf. This process only covers serving static Web content. For more information about Apache HTTP and SELinux, refer to http://fedora.redhat.com/docs/selinux-apache-fc3/. If you do not already have a ~/public_html directory, create it and populate it with the files and folders […]

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