CentOS Tips and Tricks

This page contains a number of shorter items that people find useful. If you need a quick fix, you're in the right place.

1. Installation Tips

• How to create an installation DVD from the install CDs

• How to create a DVD with the latest updates included

• Tips and Tricks for Anaconda and Kickstart

• Headless VNC Install Disk

• Start an installation from GRUB

• Install on ext4

2. Desktop Tips

• Setting up Multimedia applications on CentOS

• How to setup x86_64 plugins for Firefox on Centos 5

• How to setup Firefox 4 (i386 and x86_64) on CentOS 5

3. Networking Tips

• Bonding Interfaces

• Enable IP forwarding

• Range of IPS on single Ethernet

• Virtual IP addresses

• Emulate a fixed IP address using MAC address with DHCP

4. Filesystem Tips

• Resize ext3 parttion

• Expanding a LVM logical volume

• Mount NTFS partitions from within CentOS

• Snapshotting XFS filesystems on LVM

• Repairing RAID5 volumes having more than one failed disk

• Setting up automount under Gnome

• Access files hidden under another mounted filesystem

5. Admin tricks and shell one-liners:

• Yum And RPM

• Uncompress multiple files

• Search and Replace Multiple Files

• Move printer definitions from one machine to another

• SSH Tips and Tricks

• Becoming Root

• Resetting a forgotten root password

• Banners or "Say hello to users and goodbye to others"

• Customize Bash Prompt

• Webmin from a repository

6. Tools and Applications

• Xen

• Obtaining accurate server time

• VMWare - Server

• C-Cedil settings in X11 and GTK

• HAL

• Quick Guide to MRTG

7. Apache Tips

• Control Apache Default Virtual Host

• Apache Virtual Host Containers in Separate Files

8. Working together with other operating systems

• How to access windows shares

• Configure winbind authentication for active directory

9. Troubleshooting

• Backspace is sending Delete in CentOS 4.4

• How to install yum on a broken Virtual Server installation

• Unable to Enable DMA on CD

• How to find the correct SELinux Boolean for your problem on CentOS 5

• How to re-install bootstrap code (GRUB)

• How to create a new initrd after a hardware change

• Identifying a Hard Disk Using hdparm

This wiki is licensed under a Creative Commons Attribution-Share Alike 3.0 Unported License.