Rediscover iSCSI Red Hat Linux Enterprise 5

Thumbnail image for Rediscover iSCSI Red Hat Linux Enterprise 5 October 28, 2010 Linux and the Families

Found trouble to discover iSCSI after made some configuration changes? These steps below should help you (it’s helped me on RHEL 5) Remove the iqn from cache using this command: Restart the iscsi to take effect the configuration you changed: Re-discover again using:

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How to Change User’s Shell Environment in FreeBSD

Thumbnail image for How to Change User’s Shell Environment in FreeBSD October 22, 2010 Linux and the Families

In FreeBSD, user’s default shell environment is either sh or csh and I have installed Bash in FreeBSD and would like to change user’s shell environment to Bash. To change user’s shell environment in FreeBSD. To change your shell environment in FreeBSD

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Creating a New Repository

Thumbnail image for Creating a New Repository October 20, 2010 Linux and the Families

A software repository is simply a directory containing package files, with a sub-directory for the package index files used by yum. Other types of files can be held in the main directory without interfering with use of the repository. The data/ sub-directory and the XML files it contains are created and updated with the createrepo [...]

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Top Ten Cisco IOS Tips

Thumbnail image for Top Ten Cisco IOS Tips October 14, 2010 Cisco

I have done some search in the internet and found this good tutorial below (full credit is belong to James Boney): When O’Reilly asked me to write a collection of hints and tips about Cisco routers, I knew that it would be difficult to come up with a list that would do justice to all [...]

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Install and Configure Cacti

Thumbnail image for Install and Configure Cacti October 6, 2010 Linux and the Families

I have to reinstall and reconfigure cacti on one of my monitoring server. I’ve used yum to install cacti and other dependencies application (PHP, Apache2, MySQL, Net-SNMP, RRD-Tool etc). In this article, I would like to list some short tutorial how to install and configure cacti using “Tar Ball Package” which you can find it [...]

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Linux Disk Quota Part III

Thumbnail image for Linux Disk Quota Part III September 27, 2010 Linux and the Families

This part will continue discussing about Linux Disk Quota from PART I and PART II Cron: Quotacheck should scan the file system via cronjob periodically (say, every week?). Add a script to the /etc/cron.weekly/ directory. File: /etc/cron.weekly/runQuotacheck Linux Kernel 2.4:#!/bin/bash /sbin/quotacheck -vguma Linux Kernel 2.2:#!/bin/bash /sbin/quotacheck -v -a   (Remember to chmod +x /etc/cron.weekly/runQuotacheck) Edquota [...]

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Linux Disk Quota Part II

Thumbnail image for Linux Disk Quota Part II September 26, 2010 Linux and the Families

In PART I, I’ve written initial part about how to implementing Linux Disk Quota. I would like to add a small thing about Quotacheck. Quotacheck is used to scan a file system for disk usages, and updates the quota record file “quota.user/aquota.user” to the most recent state. It is recommended that quotacheck be run at [...]

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Linux Disk Quota Part I

Thumbnail image for Linux Disk Quota Part I September 24, 2010 Linux and the Families

In my opinion, give “unlimited file system space” for user in any server is a mess! We should do something to maintain file system space, so we can make sure that every user has the same right regarding the space issue, proportionally. Also we don’t want our server stop respond to ssh or ftp access [...]

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Cursor Movement in Korn Shell (ksh)

Thumbnail image for Cursor Movement in Korn Shell (ksh) September 22, 2010 Linux and the Families

I’m happy to tell you that I’m a Newbie with HP-UX. Even I’ve played around with some Linux distributions, *BSD Families and also Solaris but it still amaze me, though. I have chance to play around with a HP Server in my Company “Test Bed Environtment“. First come first, and no need to wait too [...]

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Happy Eid-ul-Fitr 1431 H

Thumbnail image for Happy Eid-ul-Fitr 1431 H September 4, 2010 Others

Ramadan, the month of prayer, the month of worship, the month of recitation of Al Qur’an, the month of giving Zakah, the month of strengthening the relations between our relatives, the month of generosity and goodness to the needy, the month of being aware of our speech and actions, the month of re-invigorating our Iman [...]

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Linux shell scripting: bad interpreter: No such file or directory

Thumbnail image for Linux shell scripting: bad interpreter: No such file or directory September 3, 2010 Linux and the Families

What in the world that Linux shell scripting: bad interpreter: No such file or directory means? I’ve faced this pop up this morning while I’ve tried to managed my monthly report using a tiny script to help me speed up the things.  I’m not feeling well today, I’ve got cold since yesterday. But this report [...]

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Backup Our Windows Machine Using cwRsync

Thumbnail image for Backup Our Windows Machine Using cwRsync September 1, 2010 Linux and the Families

As I was not very confidence with my laptop’s hard disk reliability, and i don’t want to loose any of my data, I’ve considered to backup my data on my laptop to my LINUX server. This should be done by some methods i.e FTP, Samba Share etc. I’ve decided to use a powerful unix tool [...]

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Create Mass Users And Change Passwords With A Bash Script

Thumbnail image for Create Mass Users And Change Passwords With A Bash Script August 8, 2010 Linux and the Families

What a day! I have to install a new server (RHEL 5), and have to create about 15 of local user for this server. It’s not like a “pain in the ass” since it’s just one server. But how about 10 or more servers? It will be a headache for any sysadmin… These two scripts [...]

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IBM RSA II adapter and Java RE

Thumbnail image for IBM RSA II adapter and Java RE August 8, 2010 Java

Today, I have to console remotely to one of RHEL 5 Server using IBM RSA II adapter. But, as i have updated my JRE versions, I have been faced with error when trying to use to use Remote Control (Remote Management) GUI tool inside the RSA system. I’ve found the error log, it said: Desperately, [...]

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Moving My “Old WordPress Site” to Other Domain

Thumbnail image for Moving My “Old WordPress Site” to Other Domain August 8, 2010 PHP/MySQL

Since I have decided to “refresh” this site and moved all of my old post to other site, I have to find the way to move all of my site without loosing any data (or file). I’ve searched all over the internet, and found some method to do this. I’ve decided to combine and summarize [...]

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