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Channel Service Units/Data Service Units

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ALSO CALLED: DSU/CSU, CSU, Digital Service Units, CSU/DSU, Data Service Units, DSU, Channel Service Units
DEFINITION: A CSU/DSU (Channel Service Unit/Data Service Unit) is a hardware device about the size of an external modem that converts a digital data frame from the communications technology used on a local area network (LAN) into a frame appropriate to a wide-area network (WAN) and vice versa. For example, if you have a Web business from your own home and have leased a digital line (perhaps a T-1 or fractional  … 
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Channel Service Units/Data Service UnitsReports
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Bringing Order to IT Chaos in Remote Offices
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WHITE PAPER: Take a look at this exclusive resource to find out how this converged infrastructure hardware can help you enable business success.
Posted: 18 Feb 2014 | Published: 30 Jun 2013

Dell India

Choosing Between Room, Row, and Rack-based Cooling for Data Centers
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WHITE PAPER: Access this white paper to find out about the impact new data center hardware is having on power and cooling and the emerging containment strategies for room, row, and rack-based cooling to combat these inefficiencies.  Read on to learn more about these improved cooling methods and when to use each type.
Posted: 21 Jan 2013 | Published: 21 Jan 2013

Schneider Electric

CW Special Report on Dell
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ESSENTIAL GUIDE: This 11 page special report, independently written by Computer Weekly, gives you the facts on Dell, its strategy in 2013, products and services and financial performance.
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ComputerWeekly.com

Dell PowerEdge C8000 Series: Flexible, Powerful, and Efficient
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WHITE PAPER: Check out this brief resource to learn about the Dell PowerEdge C8000 – the only shared infrastructure which enables organizations to easily reconfigure, refresh and scale out as needed.
Posted: 19 Feb 2014 | Published: 19 Feb 2014

Dell, Inc. and Intel®

Beyond the Hypervisor: Optimizing Virtualization Management
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WHITE PAPER: Enterprise Management Associates believes that sophisticated, integrated, heterogeneous, virtual systems management is a critical business differentiator for enterprises as they deploy and expand their virtualization infrastructure. Read this paper for more information.
Posted: 27 Jan 2010 | Published: 27 Jan 2010

ASG Software Solutions

Beyond UTM -- The Value of a Purpose-built Network Security Platform
sponsored by Fortinet, Inc.
WHITE PAPER: It is only with a purpose-built network security platform -- as defined by this paper -- that organizations will be assured of maximum security effectiveness, minimum cost of ownership, and the greatest degree of.
Posted: 27 Dec 2007 | Published: 01 Aug 2007

Fortinet, Inc.

Big Is In: X86 Buying Trends
sponsored by IBM
WHITE PAPER: Read the Gabriel Consulting x86 Server Vendor Preference Survey to learn why IBM is positioned as the leader for greater than 4-socket computing.
Posted: 02 Oct 2008 | Published: 02 Oct 2008

IBM

Budgeting for Your Next Hardware Investment: New Pricing and Payment Methods
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WHITE PAPER: This informative resource provides the necessary financial tools you'll need when you begin investing in your new IBM storage solution or IBM Power System server. Find out how financing can help your business.
Posted: 25 Oct 2013 | Published: 25 Oct 2013

IBM

Building the network infrastructure in your data center: Expert considerations
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EGUIDE: With today’s environmental concerns, even IT professionals can make a difference. Energy-efficient data center network designs are important to implement, while being cost-effective and not sacrificing performance.
Posted: 07 Dec 2011 | Published: 07 Dec 2011

Brocade

Buyer's Guide: What Every Business Needs to Know When Selecting a Phone System
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WHITE PAPER: This step-by-step guide helps you choose the right phone system based on your overall business goals.
Posted: 17 Feb 2014 | Published: 31 Dec 2013

RingCentral

California Institute for Telecommunications and Information Technology (Calit2) Uses Kognitio WX2 for CAMERA Project
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CASE STUDY: In this case study Calit2 and Cyberinfrastructure for Advanced Marine Microbial Ecology Research and Analysis (CAMERA) develop a cost-effective, high-performance environment where researchers have unlimited access to the existing genomics data.
Posted: 28 Jul 2008 | Published: 25 Jul 2008

Kognitio

Can Your Data Center Infrastructure Handle the Heat of High Density
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WHITE PAPER: High density computing is today's standard in best-in-class performance and availability, and those that fail to keep pace or fall behind will find themselves no longer competitive in today's markets.
Posted: 11 Aug 2008 | Published: 01 Aug 2008

CyrusOne

Case Study: Healthcare I.T. at the Point of Care
sponsored by CDW Healthcare
CASE STUDY: After investing close to two years developing nursing documentation software, The Nebraska Medical Center stood poised to begin implementing this lynchpin of its patient safety focus. But first, it had to identify the right hardware solutions for its requirements. Read this white paper to learn more.
Posted: 28 Jul 2010 | Published: 28 Jul 2010

CDW Healthcare

Cash In On Your Old PBX System
sponsored by Cisco Systems, Inc.
PRODUCT OVERVIEW: Learn how this offer can help your organization to: Reduce monthly operational and management expenses, improve your customers' experiences and staff productivity, and add new voice services that enhance your business. View this now to learn more about Cisco Unified Communications.
Posted: 04 May 2010 | Published: 04 May 2010

Cisco Systems, Inc.

Cisco UCS C-Series Rack Servers for Microsoft Exchange 2010
sponsored by Insight
WHITE PAPER: Explore this solution brief to learn about an innovative rack server series specifically designed to help organizations deploy and effectively run Microsoft Exchange Server environments. Learn more about the advanced features and benefits of this hardware.
Posted: 22 Apr 2013 | Published: 22 Apr 2013

Insight

Closed Loop Lifecycle Planning©: Optimizing for Energy Efficiency in the Upcoming Technology Refresh Cycle
sponsored by Hewlett-Packard Company
WHITE PAPER: This paper encourages all businesses, regardless of size and complexities, to consider a more formal "green" strategy in regards to client computing and the technology refresh cycle.
Posted: 20 Oct 2008 | Published: 17 Oct 2008

Hewlett-Packard Company

Coding Tips Using Microsoft Visual Studio 2008 Targeting Quad-Core AMD Opteron™ Processors
sponsored by AMD
PRODUCT LITERATURE: With New "Barcelona" (CPUID) family 10h) processors, including Third-Generation AMD Opteron Processors software developers will enjoy improved instruction selections when using Microsoft Visual Studio 2008.
Posted: 18 Jun 2008 | Published: 01 Jan 2007

AMD

Computer Weekly 6 September 2011: Download the latest issue of the UK’s leading technology publication, featuring the news, analysis and opinion that matters to IT decision-makers
sponsored by ComputerWeekly.com
EZINE: In this week's Computer Weekly, we take an in-depth look at HP's strategic shake-up, and ask what it means for the supplier's customers and the UK IT industry as a whole. We also discuss a major research study into why IT projects go wrong, and start our latest Buyer's Guide, about business intelligence. Download the new issue now.
Posted: 02 Sep 2011 | Published: 06 Sep 2011

ComputerWeekly.com

Configuration and Change Management for IT Compliance and Risk Management
sponsored by Tripwire, Inc.
WHITE PAPER: This white paper discusses key issues surrounding configuration management and compliance, such as the IT department's need to lower costs, increase management flexibility and control, and increase responsiveness to business needs and requirements.
Posted: 08 Jan 2009 | Published: 01 Nov 2007

Tripwire, Inc.

Considerations for Building Video Chat and Streaming Applications
sponsored by Oxagile
WHITE PAPER: This whitepaper stacks up against each other the chat solutions and media servers that will set an underlying base for either custom video streaming or video chat products that you might consider building.
Posted: 07 Aug 2013 | Published: 07 Aug 2013

Oxagile

Considerations for Deploying Deduplication in a Small Business Environment
sponsored by Quantum Corporation
WHITE PAPER: Deduplication has been one of the hottest technologies in the storage industry for almost three years and has grown into a mainstream technology from the large enterprise down to the small business and remote office. Read this white paper to learn the important questions for SMB managers to ask.
Posted: 10 Dec 2010 | Published: 10 Dec 2010

Quantum Corporation

Consolidate resources with IBM Virtualization
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VIDEO: This video describes how making the transition from physical to virtual resources with IBM Virtualization has the potential for significant savings.
Posted: 19 May 2011 | Premiered: 08 Apr 2010

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Constructing the best server environment for SAP
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EGUIDE: Access this expert three-part handbook to get a comprehensive overview of what to look for in SAP applications, with a focus on evaluating hardware for running an SAP environment. Explore the differences between vendors, learn the challenges of virtualizing SAP landscapes, and discover the case for SAP Business Suite.
Posted: 15 Jul 2013 | Published: 15 Jul 2013

SearchSAP

Converged Video Network Security
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WHITE PAPER: Internet Protocol Television (IPTV) has created new opportunities for traditional voice and data carriers, the technology also comes with a high level of risk due to attacks by fraudsters and hackers. Read this paper and learn how to protect yourself.
Posted: 20 Aug 2008 | Published: 01 Apr 2007

Alcatel-Lucent

Customers Achieve Extreme Performance at Lowest Cost with Oracle Exadata Database Machine
sponsored by Oracle Corporation
WHITE PAPER: This white paper contains a sampling of real business results that organizations in a variety of industries worldwide have achieved by implementing Oracle Exadata. Read now to learn more.
Posted: 26 Mar 2012 | Published: 31 Dec 2011

Oracle Corporation
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CHANNEL SERVICE UNITS/DATA SERVICE UNITS DEFINITION (continued): …  T-1 line) to a phone company or a gateway at an Internet service provider, you have a CSU/DSU at your end and the phone company or gateway host has a CSU/DSU at its end. The Channel Service Unit (CSU) receives and transmits signals from and to the WAN line and provides a barrier for electrical interference from either side of the unit. The CSU can also echo loopback signals from the phone company for testing purposes. The Data Service Unit (DSU) manages line control, and converts input and output between RS-232C, RS-449, or V.xx frames from the LAN and the time-division multiplexed (TDM) DSX … 
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