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Postfix Configuration on Centos 5.x

Rumi, December 5, 2011

Let's install Postfix and Dovecot (Dovecot will be our POP3/IMAP server): yum install cyrus-sasl cyrus-sasl-devel cyrus-sasl-gssapi cyrus-sasl-md5 cyrus-sasl-plain postfix dovecot Next we configure SMTP-AUTH and TLS: postconf -e 'smtpd_sasl_local_domain =' postconf -e 'smtpd_sasl_auth_enable = yes' postconf -e 'smtpd_sasl_security_options = noanonymous' postconf -e 'broken_sasl_auth_clients = yes' postconf -e 'smtpd_recipient_restrictions = permit_sasl_authenticated,permit_mynetworks,reject_unauth_destination'…

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Install Virtualbox Extension pack in command line

Rumi, December 5, 2011December 14, 2011

– Open a command prompt as Administrator : Right-click on “Accessories\Command Prompt” and choose : Run As Administrator. – CD C:\Program Files\Oracle\VirtualBox – Make sure the ExtensionPack is located in the same directory – C:\Program Files\Oracle\VirtualBox>VBoxManage.exe extpack install Oracle_VM_Virt ualBox_Extension_Pack-4.0.4-70112.vbox-extpack C:\Program Files\Oracle\VirtualBox>VBoxManage.exe extpack install Oracle_VM_VirtualBox_Extension_Pack-4.0.4-70112.vbox-extpack 0%…10%…20%…30%…40%…50%…60%…70%…80%…90%…100% Successfully installed “Oracle VM…

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অরাজকতা ও দুর্নীতির কবলে টেলিযোগাযোগ

Rumi, December 2, 2011

বাংলাদেশ টেলিযোগাযোগ কোম্পানি লিমিটেড বিটিসিএলসহ সংশ্লিষ্ট গোটা খাতেই চলছে নজিরবিহীন অরাজকতা ও দুর্নীতি। ক্ষমতাসীন দলের প্রভাবশালী ব্যক্তি ও টেলিযোগাযোগ মন্ত্রণালয়ের কিছু অসাধু কর্মকর্তার কারণে এই খাত থেকে লোপাট হয়ে যাচ্ছে শত শত কোটি টাকা। বিটিসিএলের আন্তর্জাতিক কল রেকর্ড মুছে দিয়ে চলছে হরিলুট। অপ্রতিরোধ্য অবৈধ ভিওআইপির মাধ্যমে লুট হচ্ছে সরকারের রাজস্ব…

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Contact Form Maker or Creator for aspx

Rumi, December 2, 2011

An interesting link and a pretty useful one if you're using Microsoft Expression base- http://www.ctrfx.com/form/default.aspx

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Crossing Over (2009)

Rumi, November 18, 2011
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Gaddafi Facts

Rumi, November 18, 2011November 18, 2011

Libya & GADDAFI …Facts that cant be denied  1. There is no electricity bill in Libya; electricity is free for all its citizens.  2. There is no interest on loans, banks in Libya are state-owned and loans given to all its citizens at 0% interest by law.  3. Home considered…

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How to install Java SDK (1.6) and Apache Ant (1.7) on CentOS

Rumi, November 18, 2011November 18, 2011

I had enough with some package managers or alternative ways of installing Java on a server which is running CentOS (RHEL) 4.4 . I think the most straight forward way is the following. I promise by the end of this post you will have Java and Apache Ant running on…

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How to setup an OpenLDAP server on Debian or Ubuntu

Rumi, November 18, 2011November 18, 2011

Most enterprises use LDAP as interface to their company structure database. In the Microsoft world is Active Directory the implementation for LDAP. Under Linux is OpenLDAP the common choice for admins. Such LDAP directories are tree based. OpenLDAP is the reference implementation for LDAP v3. The JNDI API inside the…

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Tweaking Afterlogic Webmail Pro 6

Rumi, November 6, 2011

Removed the default footer texts and added up usermin module like this 😉 in inc.footer.php file- <!– Powered by <a href="http://www.afterlogic.com/products/webmail-pro" target="_blank"> AfterLogic WebMail Pro</a><br /> Copyright &copy; 2002-2010 <a href="http://www.afterlogic.com" target="_blank">AfterLogic Corporation</a> –> <?php $domain= $_SERVER['SERVER_NAME']; echo ":: CLICK BELOW LINK TO :: <BR /> <a href= https://$domain:20000>Change Password…

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Redirect site using a .htaccess file

Rumi, November 6, 2011

Instructions Create an empty text file using a text editor such as notepad, and save it as htaccess.txt. Edit the contents of the file. Check the following examples:  Point an entire site to a different URL, such as domain.net redirected to domain.com: # This allows you to redirect your entire…

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Myself…

Hi, I am Hasan T. Emdad Rumi, an IT Project Manager & Consultant, Virtualization & Cloud Savvyfrom Dhaka, Bangladesh. I have prior experience in managing numerous local and international projects in the area of Telco VAS & NMC, National Data Center & PKI Naitonal Root and CA Infrastructure. Also engaged with several Offshore Software Development Team.

Worked with Orascom Telecom-Banglalink, Network Elites as VAS partner, BTRC, BTT (Turkey) , Mango Teleservices Limited and Access to Informaiton (A2I-UNDP)

Currently working at Oracle Corporation as Principal Technology Solution and Cloud Architect.

You can reach me [h.t.emdad at gmail.com] and I will be delighted to exchange my views.

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