GRAB YOUR JOOMLA SUBDOMAIN - BEFORE OTHERS TAKE IT AWAY. Like wordpress - Joomla.com is now offering subdomain. You can open your joomla.com subdomain with just 1 step - signup process. This is indeed a great initiative by joomla. It will help the beginners to learn Joomla on realtime hosted environment. However, if you signup…
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Quota Problem in WHM: Enabling second level quota on an OpenVZ node
I am talking about a very common problem in cPanel/WHM based server or VPS. Fresh WHM based server often do not show proper quota allocation for the hosting accounts. It show ZERO usage and Unlimited quota. Fixing the problem in a dedicated server is quite straight forward. The "Initial Quota Setup" in WHM or the…
Continue readingHow to block IP address in Linux – Using IPTables Rule
Using IPTables rules we can block a Single IP address or a block of IP Addresses. The following command (via ssh) will drop any packet coming from the IP address 1.2.3.4 : # iptables -I INPUT -s 1.2.3.4 -j DROP or you can use append # iptables -A INPUT -s 1.2.3.4 -j DROP How To Block Subnet…
Continue readingConfigServer installation IPtables problem in OpenVZ or Virtuozzo (solved!)
ConfigServer Firewall (AKA csf) is an essential security tool for Linux based server and VPS. The installation of CSF is pretty straight forward and is described here: http://configserver.com/free/csf/install.txt However, some of the iptables modules required by the csf might not be present in the server and when the perl test command ( # perl /usr/local/csf/bin/csftest.pl…
Continue readingHow to disable IPtables Firewall in Linux (Red hat/CentOS/Fedora Core)
Disable / Turn off Linux Firewall (Red hat/CentOS/Fedora Core) Type the following two commands to save the IPtables first and then to stop it (you must login as the root user): # /etc/init.d/iptables save # /etc/init.d/iptables stop Turn off firewall on boot # chkconfig iptables off Enable / Turn on Linux Firewall (Red hat/CentOS/Fedora Core)…
Continue readingHow to know your server inode limit and usage
Shared hosting accounts, Virtual Private server and Dedicated servers - all come with inode lmit. Any file on your Unix (or linux) system is considered as an inode. For example, an email stored in the system is considered as an inode. This way all the systems are restricted to a number of max inodes. If…
Continue readingSSH commands to check Hard Drive usage information in Linux Server
Login to your Linux server using SSH Client (ie, PuTTy) Once you are connected to your server: Use to following command to check Hard Drive and partitions: (without the "#") # df -h It will show you output like this: Filesystem Size Used Avail Use% Mounted on /dev/simfs 489G 42G 447G 9% / none 7.8G…
Continue readingBeware of Unlimited Space / unlimited bandwidth Web Hosting.
"UNLIMITED" - a well known term in web hosting industry now a days. Unlimited emails, unlimited databases, unlimited aliases etc were some of the features heard for a long time. Now competition has driven the companies to offer Unlimited web space and Unlimited Bandwidth. I have spoken to many hosting provider support team and asked…
Continue readingGoodbye 2008…
Everybody is wishing for and welcoming 2009 but no one seems to miss year 2008. How fast time runs out!!! I really had to force my mind to believe that year 2008 is no more with us :( ... I don't know why I feel 2008 flew off so quickly, may be the year was…
Continue readingHosting websites at Local webservers (Part 2) – The reality…
It was what I was fearing of... 2/3 days ago the SEA-ME-WE4 (submarine cable) link went down. And I found that I couldn't reach the sites which were hosted in local webservers (eg. btcl.gov.bd). I really don't have a good concept of how these routing take place, but I think it is because of the…
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