/* Installing NX / FreeNX on the server */ yum install nx freenx /* Copy a minimal configuration file for nxserver */ cd /etc/nxserver ; cp node.conf.sample node.conf /* Edit /etc/nxserver/node.conf and change as follows: */ SSHD_PORT=2222 /* Adjust the SSH port if changed */ DISPLAY_BASE=1003 /* Adjust the display FreeNX for CentOS 22 June 2010 FreeNX
Enable SSH access Use the console terminal, remove file ”/etc/ssh/sshd_not_to_be_run” and edit sshd_config to your needs. Set ssh server port to something other than 22 for more security. Or, follow this wiki article for latest information: http://wiki.untangle.com/index.php/Enable_ Untangle - Enable SSH access with different port 22 June 2010 network
1. fdisk -l to list out the device for your usb drive 2. fdisk /dev/sdb to fdisk your device sdb and using the following steps to prepare your Fat 32 disk p – to view the existing partition d – to delete the existing partition n – to add How to format external USB Drive to Fat 32 under Linux 20 October 2009 fat32
Here you need to install the following packages: 1. yum install dkms dkms-fuse 2. yum install sshfs sshfs syntax: sshfs source target for example: shfs root@dev.gl818.net:/workplace /mnt/sc440 sshfs for CentOS 5.3 14 October 2009 Uncategorized
Synergy — ”lets you easily share a single mouse and keyboard between multiple computers with different operating systems, each with its own display, without special hardware. It’s intended for users with multiple computers on their desk since each system uses its own monitor(s).” Here are Synergy - KVM Switch without Video 13 July 2009 network
Assumption: /dev/sdb has problem and need to replace it with a new drive. sdb has two partitions on raid-1 namely /dev/sdb1 = /boot and /dev/sdb3 = / . 1. cat /proc/mdstat to see the raid information. 2. Use mdadm to fail the drives partition(s) and remove it from the Replacing failed raid 1 drive 30 June 2009 backup
Assumption: Assume to have only one drive with several raid one partitions. Steps: 1. Make sure to boot from some usb live OS (i.e. CentOS Live OS 5.2 under USB) 2. Use mdadm –remove to remove ALL raid one partitions (i.e., mdadm /dev/md0 –remove Uninstall software raid one for linux drive with data intact 29 June 2009 mdadm
List the partitions of a device (sda): sfdisk -l /dev/sda Test and show consistent check status on device (sda): sfdisk -V /dev/sda Two ways to create new partitions from an old device (sda): (a) Copy the entire partition table from one disk (sda) to another (sdb) sfdisk -d Manage partition tables with sfdisk 29 June 2009 Add new tag