How to add an extra Hard Drive in Linux In this blog post, I will guide you through the steps to add a second hard drive to a Linux Server using Hyper-V. Check the disks currently available on the server. As you can see there is only one disk call /dev/sda with volume of 136.4GB.… Read more How to Add an Extra Hard Drive to Linux Server on Hyper-V
POSTFIX SERVER PART 5 – Adding SPF (TXT) Record We need to add SPF record to the mail domain. You may ask why are we doing this? The reason is that without SPF records, mail can experience all kinds of issues such as mail being bounced back, blacklisted, causing the company to lose business.… Read more Postfix PART 5 – Adding SPF (TXT) Record
POSTFIX SERVER PART 4 – Installing and Configuring Squirrelmail Step 1: Use this command to install Squirrelmail apt-get install squirrelmail When prompted, choose Yes to continue. Step 2: Configure Squirrelmail Command: squirrelmail-configure Choose option 1 to configure Organization name. Again, press 1 to enter Organization name Enter Dalaris as Organization name (replace it with your… Read more POSTFIX PART 4 – Installing and Configuring Squirrelmail
POSTFIX SERVER PART 3 – Installing and Configuring Dovecot Step 1: Use this command to install Dovecot apt-get install dovecot-imapd dovecot-pop3d When we are done installing, we will get a screen similar to the following Step 2: Configure mailbox by editing the file vi /etc/dovecot/conf.d/10-mail.conf Type :set nu Type :30 to go to… Read more POSTFIX PART 3 – Installing and Configuring Dovecot
POSTFIX SERVER PART 2 – Installing and Configuring Postfix on Ubuntu 14.04.1 First, change your public DNS record by adding an A record that points postfix.dalaris.com to the public IP address of the postfix server. Verify the result by performing ping and ensure there is a reply. Also use nslookup to check, just for the… Read more Postfix PART 2 – Installing and Configuring Postfix in Ubuntu 14.04.1
There are many ways to virtualize a Linux server. In this blog post, I will show you how to convert a Linux hard drive with many partitions to a VHD file in order to virtualize it in Microsoft Hyper-V. I have a Linux system with RAID-1 configuration (Hardware RAID). I would like to virtualize it… Read more How to Virtualize a Linux Server using Only Microsoft Hyper-V
POSTFIX SERVER PART 1 – Installing and Configuring Ubuntu Server 14.01.1 First, Insert the Ubuntu DVD and boot the server up. Choose English as the language. Choose Install Ubuntu Server and press Enter. Choose English as the language during the installation process. Choose the country you are located in followed by pressing the Enter key.… Read more Postfix PART 1 – Ubuntu Linux Server 14.04.1 Installation
In this blog, I will show you how to RDP into the servers in your LAN using an existing SSH session (tunnel). This blog assumes that the firewall has port forwarding for: SSH: TCP22 -> TCP22 RDP: TCP53330 -> TCP3389 Side note: On my Debian Linix box, this means that there is a DNAT… Read more RDP to Windows Servers In The LAN Using SSH