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Author: XceptN

Accessing NTFS Partitions from Linux

This is basically done by two methods:– The NTFS kernel module – The NTFS user space programsfrom the kernel source or http://www.linux-ntfs.org/ The NTFS Kernel ModuleHave a check at the wiki page Youmight find an appropriate prebuilt driver for your current kernelversion. Then you can do normal mounts etc on NTFS partitions. Oneproblem here is…

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linux

Linux DVD9 to DVD5

Found and used dvd95 and that works quite nice with gnome – also with kde .. But has problems with some dvds..Testing k9copy. That is exclusively for KDE .. But EL and fedora does it nicely along. Hastested k9copy .. That is nice too .. But did not solve the some-dvdissues .. It seems now…

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desktop

udev: what, why, how?

udev is introduced with the 2.6 kernel (ie not available in RHEL3 and before)And that is solely for device name persistence. It is mainly a problem whendisks are external / via HBA, and the names across reboots and/or clusters mightnot be the same. We have been using devlabel to be able to get some persistence…

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linux

How to Mount Volumes from a Rescued LVM Disk?

Say we have a LVM’ed /dev/sdd1 and we have to mount logical volume LogVol00 in it.. # file -s /dev/sdd1 /dev/sdd1: LVM2 (Linux Logical Volume Manager) , UUID: 7zKduhTHsMa3YD3t2gocYKUDGRP5QvW # vgscan Reading all physical volumes. This may take a while… Found volume group “VolGroup00” using metadata type lvm2 # vgchange -a y VolGroup00 2 logical…

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linux

PXE Boot Config Enterprise Linux

Configuring a PXE boot server Install required packages: # yum install bind dhcp system-config-netboot tftp-server Setup dhcpd: # vi /etc/dhcpd.confddns-update-style interim;ignore client-updates; subnet 10.10.10.0 netmask 255.255.255.0 { option routers 10.10.10.1; option subnet-mask 255.255.255.0; option domain-name-servers 10.10.10.1; option time-offset 7200; range dynamic-bootp 10.10.10.10 10.10.10.15; default-lease-time 21600; max-lease-time 43200; next-server 10.10.10.1; option subnet-mask 255.255.255.0; option broadcast-address 10.10.10.255;…

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linux

Convert .nrg image to .iso

Converting .nrg image to .iso: Fedora:# yum install nrg2iso…$ nrg2iso image.nrg image.iso Note that your .nrg image might already be an ISO (at leas a UDF dump) so you can use it to burn to DVD using GnomeBaker

desktop

NIC bonding: having two nics connected to different switches. is that a good idea?

That is actually a good idea .. it handles switch HA in addition to NIC HA .. And having them on different vlans? .. that is actually somehow mandatory .. you cannot have two switches in a LAN (or VLAN) per its function

linux

Can NICs of separate VLANs be teamed by bonding ?

Yes .. The nics are slaves to a bond. The bond can be configured to be on more than one vlan with the vconfig command.

linux

Linux NIC bonding: active-backup v.s. broadcast

active-backup is active/backup .. requires ISL for HA and so on .. but broadcast.. yes .. that sends the packets twice (thrice etc.), eachfor and through every slave.. so theoretically the performance is thesame as if it was on a single link. practically there is some minoroverhead since the HW needs to queue the packet…

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linux

D/Port Replicator Headphone Not Working

On my D630 and Dell D-Port Replicator running OEL5U2 I cannot get any sound from the jack on the port replicator. Thanks to http://ubuntuforums.org/showthread.php?p=2218245#post2218245 below is the way to get it running: In the volume control, under the switches tab, enable IEC958. If theswitch isn’t there, unhide it from within the preferences menu. You may…

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desktop

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