Automated Storage Tiering (AST)
Automated storage tiering (AST) is a storage software management feature that dynamically moves information between different disk types and RAID levels to meet space, performance and cost requirements.
Automated storage tiering features use policies that are set up by storage administrators. For example, a data storage administrator can assign infrequently used data to slower, less-expensive SATA storage but allow it to be automatically moved to h...
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Automated Tiered Storage Definition
Automated Tiered Storage Definition
Automated tiered storage (also automated storage tiering) is the automated progression or demotion of data across different tiers (types) of storage devices and media. The movement of data takes place in an automated way with the help of a software or embedded firmware and is assigned to the related media according to performance and capacity requirements. More advanced implementations include the ability to define rules and policies that dictate if and w...
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Network Interface Card NIC
Network Interface Card NIC
A network interface card (NIC) is a circuit board or card that is installed in a computer so that it can be connected to a network.
A network interface card provides the computer with a dedicated, full-time connection to a network. Personal computers and workstations on a local area network (LAN) typically contain a network interface card specifically designed for the LAN transmission technology
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EMC VNX Series
EMC VNX Series
High-performing unified storage with unsurpassed simplicity and efficiency, optimised for virtual applications. With the VNX Series, you’ll achieve new levels of performance, protection, compliance, and ease of management.
EMC VNX Series Comparison
VNX5200 – 5600
VNX SERIES
VNX5200
VNX5400
VNX5600
Min/Max Drives
4/125
4/250
4/500
Drive Types
SAS, NL-SAS, Flash
SAS, NL-SAS, Flash
SAS, NL-SAS, Flash
X-Blades
1 or 2
1 or 2
1 or 2
CP...
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VirtualBox Introduction
VirtualBox Introduction
VirtualBox Introduction: What is my aim with this post? It is to give you a good introduction to Oracle’s VirtualBox so you know all about it and what it can do. This is not a tutorial on how to install it and do things with it, more of an introductory overview with enough detail to whet your appetite.
What?
So, what is VirtualBox? Well, it is an open source virtualization solution suitable for most laptop and desktop computers. Some people may ask what virtu...
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Network Operations Center NOC
Network Operations Center NOC
A network operations center (NOC) is a place from which administrators supervise, monitor and maintain a telecommunications network. Large enterprises with large networks as well as large network service providers typically have a network operations center, a room containing visualizations of the network or networks that are being monitored, workstations at which the detailed status of the network can be seen, and the necessary software to manage the networks. Th...
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EMC Data Domain Initial Setup
EMC Data Domain Initial Setup
The following is a quick guide for the initial setup of a Data Domain 2500 appliance. These appliances are great for deduplication and great for a backup repository such as Veeam. Details of the appliance can be found here.
If you have a EMC account download the install guide here
To do the initial setup you need to use a serial cable to give it an IP address, from there you can use a internet browser. The serial cable is provided in the box with the...
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Installing IIS 8.0 on Windows Server 2012 (R2)
Installing IIS 8.0 on Windows Server 2012 (R2)
Installing IIS (IIS 8.0) on Windows Server 2012 (R2)
This article walks you through setting up the IIS 8.x role on Windows Server 2012 (R2) through the use of the Server Manager. This article will not provide assistance on additional methods of installion.
Note: In order to successfully add the IIS 8.x role you will need to have administrative credentials on the destination server.
Installing IIS using the Server Manager
1. Open the Server Ma...
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iptables definition
iptables definition
Iptables is a generic table structure that defines rules and commands as part of the netfilter framework that facilitates Network Address Translation (NAT), packet filtering, and packet mangling in the Linux 2.4 and later operating systems. NAT is the process of converting an Internet Protocol address (IP address) into another IP address. Packet filtering is the process of passing or blocking packets at a network interface based on source and destination addresses, ports...
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Power Distribution Unit PDU
Power Distribution Unit PDU
Power Distribution Unit PDU: A power distribution unit is a device for controlling electrical power in a data center.
The most basic PDU is a large power strip without surge protection. It is designed to provide standard electrical outlets for data center equipment and has no monitoring or remote access capabilities. The floor-mounted and rack-mounted PDUs can be more sophisticated, providing data that can be used for power usage effectiveness (PUE) calculatio...
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