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CWDM

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ALSO CALLED: Wavelength-division Multiplexing, WDM, Coarse Wavelength Division Multiplexing, Wave Division Multiplexing, Coarse Wave Division Multiplexing
DEFINITION: Wavelength-division multiplexing (WDM) is a method of combining multiple signals on laser beams at various infared (IR) wavelengths for transmission along fiber optic media. Each laser is modulated by an independent set of signals. Wavelength-sensitive filters, the IR analog of visible-light color filters, are used at the receiving end.WDM is similar to frequency-division multiplexing (FDM). But instead  … 
Definition continues below.
CWDMWhite Papers (View All Report Types)
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Bristol City Council Trading with Schools Future Proof their Service with CentraStage
sponsored by CentraStage
WHITE PAPER: This case study looks at a successful implementation of a cloud service provider and how one organization benefited from increased support.
Posted: 28 Feb 2014 | Published: 28 Feb 2014

CentraStage

Building a high-performance application infrastructure
sponsored by ComputerWeekly.com
WHITE PAPER: Even the best-developed applications will fail to meet requirements if the software infrastructure used to deliver them is inefficient, overly complex or lacks flexibility. This report examines the key technology considerations for what is often called middleware.
Posted: 18 Oct 2011 | Published: 18 Mar 2011

ComputerWeekly.com

Building the IT economy: the importance of information
sponsored by ComputerWeekly.com
WHITE PAPER: Decision-makers in an IT-enabled economy will have real-time access to information that allows them to make the right decision at the right time. But that goal comes in a business environment where data will be ubiquitous and growing exponentially in volume.
Posted: 18 Oct 2011 | Published: 21 Sep 2010

ComputerWeekly.com

Building the IT economy: transforming your organisation
sponsored by ComputerWeekly.com
WHITE PAPER: Leaders in an IT-enabled economy will transform their organisations by using IT to manage business processes that enable change, meet customer expectations and adapt to the needs of their markets.
Posted: 18 Oct 2011 | Published: 21 Sep 2010

ComputerWeekly.com

Building the Mobile Enterprise: Integrated, Secure and Productive
sponsored by IBM
WHITE PAPER: Explore this exclusive white paper to find out if becoming a mobile enterprise is the right move for your organization.
Posted: 07 Apr 2014 | Published: 30 Apr 2013

IBM

Buyer's Criteria for Advanced Malware Protection
sponsored by Sourcefire
WHITE PAPER: This guide explores the current state of malware in today's threat landscape and discusses some of the top strategies for stopping sophisticated malware.
Posted: 07 Apr 2014 | Published: 07 Apr 2014

Sourcefire

Buyer's Criteria for Next-Generation Network Security
sponsored by Sourcefire
WHITE PAPER: This whitepaper outlines current factors driving organizations to look at next-generation networking solutions and offers analysis on the capabilities of these new technologies.
Posted: 04 Apr 2014 | Published: 31 Dec 2013

Sourcefire

BYOD and Beyond: How To Turn BYOD into Productivity
sponsored by Aerohive Networks
WHITE PAPER: This paper outlines the connectivity and productivity requirements you need to ensure your network is truly prepared to handle the onslaught of today's mobile devices. Read on to learn details on the necessary access, authentication and security options as well as the features required to ensure your network is ready to make every device compliant.
Posted: 16 Jul 2012 | Published: 16 Jul 2012

Aerohive Networks

Broadcast Delivery of Multimedia Content to Mobile Users
sponsored by QUALCOMM Incorporated
WHITE PAPER: Discover how a broadcast delivery can help you overcome the issues with the currently used HTTP delivery method. Avoid bottlenecks and improve user-experience, all in a cost-effective manner.
Posted: 27 Feb 2012 | Published: 24 Feb 2012

QUALCOMM Incorporated

Brocade One Data Center Cloud-Optimized Networks
sponsored by Brocade
WHITE PAPER: To help customers make a smooth transition into the cloud – where information and application will reside – Brocade One Data Center strategy simplifies network architectures and maximizes solution flexibility and choice.
Posted: 17 Nov 2011 | Published: 17 Nov 2011

Brocade

Build a cloud network leveraging best-in-class security and app delivery
sponsored by Citrix
WHITE PAPER: Many organizations are struggling with network infrastructure that is vastly outdated, and with the rise in cloud computing, the time to upgrade is now. This guide explores two solutions that organizations use to build a network for today's evolving enterprise and how you can fully address cloud requirements for secure application delivery.
Posted: 16 Dec 2013 | Published: 31 Dec 2012

Citrix

Build a cloud network leveraging best-in-class security and app delivery
sponsored by Citrix and Palo Alto Networks
WHITE PAPER: Many organizations are struggling with network infrastructure that is vastly outdated, and with the rise in cloud computing, the time to upgrade is now. This guide explores two solutions that organizations use to build a network for today's evolving enterprise and how you can fully address cloud requirements for secure application delivery.
Posted: 16 Dec 2013 | Published: 31 Dec 2012

Citrix and Palo Alto Networks

Building a Highly-Available Enterprise Network with Juniper Networks EX Series Ethernet Switches
sponsored by Juniper Networks, Inc.
WHITE PAPER: With the introduction of its EX Series Ethernet Switches, Juniper Networks is advancing the economics of networking, enabling customers to build the high-performance, highly available communication infrastructure they need for non-stop operations, while at the same time lowering capital and operational expenses. Read on to learn more.
Posted: 17 Jul 2009 | Published: 17 Feb 2009

Juniper Networks, Inc.

Building High Performance Networks with 802.11ac
sponsored by Xirrus
WHITE PAPER: This resource takes an inside look at the 802.11ac wireless networking standard, and offers tips and tactics to help you approach wired-equivalent performance per user.
Posted: 29 Jul 2013 | Published: 31 Dec 2012

Xirrus

Building Secure Wireless LANs
sponsored by Aerohive Networks
WHITE PAPER: This white paper provides a holistic view of Wi-Fi security, offering guidelines to deploy a wireless network that’s as secure as your wired one.  
Posted: 01 Jun 2011 | Published: 31 May 2011

Aerohive Networks

Building the Next Generation Network Bridge: From Today's Network to the Future
sponsored by F5 Networks
WHITE PAPER: The challenges facing SPs today are not so different from the ones enterprise organizations have faced for years when dealing with IP-based application delivery. This paper discusses how they face these challenges.
Posted: 28 Apr 2008 | Published: 01 Sep 2007

F5 Networks

Building Your Business Case for Best-Practice IT Services Delivery
sponsored by Oracle Corporation
WHITE PAPER: Read this paper for a discussion of TCO components and complexities, as well as cost analysis and business impacts that companies should consider when building a business case. This paper offers tips for assessing the total cost of ownership in delivering best practices through an in-house IT service delivery model.
Posted: 29 Mar 2010 | Published: 15 Jun 2009

Oracle Corporation

Business Agility Realized
sponsored by IBM
WHITE PAPER: This brief provides insights through real life customer examples on how to optimize your business processes and decisions to transform your business; leverage rapid integration for an interconnected world; deliver applications that maximize investments; accelerate agility with an intelligent and flexible application infrastructure.
Posted: 07 Jul 2011 | Published: 07 Jul 2011

IBM

Business Analytics – Pushing Toward Relevance
sponsored by IBM
WHITE PAPER: Learn how IT can improve its overall contribution to business innovation with an action-oriented business intelligence (BI) and analytics strategy.
Posted: 24 Jan 2012 | Published: 24 Jan 2012

IBM

Business Case: Migration Manager for eRoom
sponsored by Metalogix
WHITE PAPER: This paper provides an executive-level framework for understanding the costs and savings for an organization that wishes to decommission eRoom and standardize on Microsoft SharePoint using Metalogix Migration Manager for eRoom.
Posted: 28 Apr 2010 | Published: 28 Apr 2010

Metalogix

Business service management 101: Manage IT with a business focus
sponsored by IBM
WHITE PAPER: Astrong IT and network infrastructures are the foundation to providing betterapplications and services are essential to meeting your organization's businessobjectives. This white paper reveals how managing your infrastructure with aneye to the bottom line is critical in today's business climate.
Posted: 17 Jul 2012 | Published: 31 Jan 2012

IBM

Business Together with Microsoft: the unified communications and collaboration solution of Orange Business Services and Microsoft
sponsored by Orange Business Services
WHITE PAPER: With the momentum of IP convergence and the movement toward an all digital world, professional communication systems combining telephony over IP, e-mail, instant messaging and audio/video conferencing services are sparking serious interest due to the benefits they offer. Read on to learn more.
Posted: 20 Jul 2009 | Published: 20 Jul 2009

Orange Business Services

Business Transformation Through Telepresence
sponsored by AT&T Corp
WHITE PAPER: Check out this research brief as it explores key findings to maximize business telepresence value by understanding how telepresence works as an enabler for business transformation. Learn how best-in-class organizations deploy telepresence to gain business value and see benefits that drive top-line growth.
Posted: 16 Jun 2011 | Published: 16 Jun 2011

AT&T Corp

Buyer's Guide for WAN Optimisation as a Service
sponsored by CDG
WHITE PAPER: With both increasing globalization and application reliance on networks and central data centers, businesses are looking to improve application performance through WAN optimization. Uncover the key drivers of WAN optimization, including optimization as a service, and learn how to pick the best fit to maximize the benefits to your organization.
Posted: 08 Sep 2011 | Published: 08 Sep 2011

CDG

CA Technology Brief: CA Point of View: Content Aware Identity & Access Management
sponsored by CA Technologies.
WHITE PAPER: Discover a new model of identity systems that help you handle the growing complexities within your IT infrastructure. Learn how CA Content-Aware IAM goes beyond traditional IAM techniques, improving your compliance posture and protecting your critical information assets.
Posted: 08 Jun 2011 | Published: 01 Mar 2011

CA Technologies.
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CWDM DEFINITION (continued): …  of taking place at radio frequencies (RF), WDM is done in the IR portion of the electromagnetic (EM) spectrum. Each IR channel carries several RF signals combined by means of FDM or time-division multiplexing (TDM). Each multiplexed IR channel is separated, or demultiplexed, into the original signals at the destination. Using FDM or TDM in each IR channel in combination with WDM of several IR channels, data in different formats and at different speeds can be transmitted simultaneously on a single fiber.In early WDM systems, there were two IR channels per fiber. At the destination, the IR channels … 
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