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Monday, September 28, 2015

Ports on FC Switched Fabric (FC-SW)

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The diagram given below gives a brief idea about the different types of ports on a Fiber Channel Switched Fabric. Ports on FC Switched Fabri...
Friday, August 28, 2015

RAID controller

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As RAID controller is responsible for the operations on RAID array drives, it is very important to have an enterprise class controller for e...
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Saturday, August 8, 2015

How to calculate total IOPS supported by a disk array

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IOPS stands for input/ output operations per second.  Consider a RAID array with 4 disks in RAID 5. Each disk is 4TB 15K SAS drive. We can u...
Thursday, July 9, 2015

Server load balancing using KEMP Load Master

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This article explains the basic configuration steps for load balancing multiple web servers using KEMP load balancer. In my setup, I've ...
Wednesday, July 8, 2015

Multi-Master Model and FSMO Roles

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Consider an enterprise with multiple Domain Controllers (DC). A multi-master enabled database like Windows Active Directory (AD), allows to...
Sunday, May 17, 2015

Port forwarding in Windows

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An example of port forwarding is shown below : C:\Windows\system32>netsh interface portproxy add v4tov4 listenaddress=192.168.18.43 liste...
Sunday, May 10, 2015

Spinning up an OpenStack cloud instance using TryStack

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TryStack is a free way to try OpenStack. Its an OpenStack sandbox. That means TryStack is a testing environment only. You cannot use it for ...