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RAID stands for Redundant Array of Inexpensive (Independent) Disks. On most situations you will be using one of the following four levels of RAIDs. RAID 0 RAID 1 RAID 5 RAID 10 (also known as RAID 1+0) This article explains the main difference between these raid levels along with an easy to understand diagram. In all the diagrams mentioned below: A, B, C, D, E and F – represents blocks p1, p2, and p3 – represents parity RAID LEVEL 0 Following are the key points to remember for RAID level 0. Minimum 2 disks. Excellent performance ( as blocks are striped ). No redundancy ( no mirror, no parity ). Don’t use this for any critical system. RAID LEVEL 1 Following are the key points to remember for RAID level 1. Minimum 2 disks. Good performance ( no striping. no parity ). Excellent redundancy ( as blocks are mirrored ). RAID LEVEL 5 Following are the key points to remember for RAID level 5. Minimum 3 disks. Good performance ( as blocks are striped ). ...

Install Exchange 2010 Using the Custom Installation Type Exchange 2010 12 out of 19 rated this helpful  -  Rate this topic   Applies to:  Exchange Server 2010 SP3, Exchange Server 2010 SP2 Topic Last Modified:  2011-10-31 You can install Microsoft Exchange Server 2010 using the  Custom  installation type. A custom installation enables you to select which specific server role or roles you want installed. Custom installation differs from the Exchange 2010  Typical  installation type in which the Hub Transport, Client Access, and Mailbox server roles plus the Exchange management tools are installed by default. For detailed steps about how to perform an installation of Exchange 2010 with the  Typical  installation type, see  Install Exchange Server 2010 . After you've completed a custom installation of Exchange 2010, be aware of the following important points: Potential for simultaneous OAB download request...

Microsoft Exchange Server 2010 Install Guide Templates Language: English Download Close You can use these templates as a starting point for formally documenting your organization's server build procedures for servers that will have Microsoft Exchange Server 2010 server roles installed on them.

 How To Install Kali Linux :- Kali Linux Installation Requirements Installing Kali Linux on your computer is an easy process. First, you’ll need compatible computer hardware. Kali is supported on i386, amd64, and ARM (both armel and armhf) platforms. The hardware requirements are minimal as listed below, although better hardware will naturally provide better performance. The i386 images have a default  PAE  kernel, so you can run them on systems with over 4GB of RAM.  Download Kali Linux  and either burn the ISO to DVD, or  prepare a USB stick with Kali Linux Live  as the installation medium. If you do not have a DVD drive or USB port on your computer, check out the  Kali Linux Network Install . Installation Prerequisites A minimum of 10 GB disk space for the Kali Linux install. For i386 and amd64 architectures, a minimum of 512MB RAM. CD-DVD Drive / USB boot support Preparing for the Installation Download Kali linux . Burn The ...

Cloud Computing: A Simple Description:- In its most simple description, cloud computing is taking services (" cloud services ") and moving them outside an organizations  firewall  on shared systems. Applications and services are accessed via the Web, instead of your hard drive. In cloud computing, the services are delivered and used over the Internet and are paid for by cloud customer (your business)  -- typically on an "as-needed, pay-per-use" business model. The cloud infrastructure is maintained by the cloud provider, not the individual cloud customer. Cloud computing  networks  are large groups of  servers  and  cloud service providers  that usually take advantage of low-cost computing technology, with specialized connections to spread data-processing chores across them. This shared IT infrastructure contains large pools of systems that are linked together.  Virtualization  techniques are often used to maximize the pow...

How to setup the ADSL Router in DSL mode? Product line: ADSL              Question category: Internet Settings I. Physical connection : 1 . Connect the  telephone line  to the  DSL port  of the router. 2 . Take an  Ethernet cable  to connect your  computer  with one of the yellow  LAN ports  (1, 2, 3 or 4) of the router. 3.  Check the LED lights. Ensure that  Power  is on,   the  LAN port  which you have plugged the cable in is   on, the  SYS  and  DSL  are blinking. WLAN  is on or blinking. Note :If you can access internet through W150D/W300D after setting,the DSL light should be always on. II. Login to the management page of the router : 1.  Open a web browser (IE, Firefox, Safari, etc.) and find the address bar. Leave it blank before typing in  192.168.1.1 ,...