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Null Modem Cables

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ALSO CALLED: Null-Modem Cable
DEFINITION: A null modem cable allows you to connect your PC to another nearby PC or serial device using its modem protocol. A popular use of null modem cables is for setting up "head-to-head" gaming between two players at different computers in the same room. (A null modem cable is limited to 30 feet in length.)The standard RS-232C serial communications interface defines a signal protocol between a Data Terminal  … 
Definition continues below.
Null Modem Cables White Papers (View All Report Types)
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ESG: Economics of Flash Compared to Hard Disk
sponsored by IBM
WHITE PAPER: Access this white paper to learn about the economic value of flash compared to hard disks and decide for yourself if flash is worth the investment.
Posted: 17 Mar 2015 | Published: 28 Feb 2015

IBM

Establish an Always-On Video Culture with Videoconferencing
sponsored by Polycom, Inc.
WHITE PAPER: This white paper highlights a cloud-compatible video collaboration platform that will enable communication and presence in your organization. Read on to learn how you can establish an always-on video culture for maximum productivity with the following advice.
Posted: 17 Aug 2015 | Published: 31 Dec 2014

Polycom, Inc.

Failover Strategies on the Cisco UCS B Series Chassis
sponsored by Global Knowledge
WHITE PAPER: This white paper discusses how Cisco's popular and powerful Unified Computing Solution is driven by the flexibility and agility of the hardware failover options and Service Profiles.
Posted: 29 Sep 2014 | Published: 29 Sep 2014

Global Knowledge

Five Must-Haves for Highly Manageable Infrastructure
sponsored by Dell, Inc. and Intel®
WHITE PAPER: Learn what features you should look for when creating a highly manageable infrastructure.
Posted: 18 Nov 2014 | Published: 18 Nov 2014

Dell, Inc. and Intel®

Goodbye to Windows Server 2003. Hello HP. Successfully migrate to the New Style of IT
sponsored by HP
WHITE PAPER: Read this transcript for five considerations that will convince you to migrate from Windows Server 2003.
Posted: 08 Jul 2015 | Published: 08 Jul 2015

HP

Hadoop for Cloud ebook
sponsored by IBM
WHITE PAPER: This resource explores how you can use Hadoop in the cloud to cost-effectively deploy analytics for all users in your organization, providing the benefits of big data to everyone. Read on to learn how to reduce hardware and software costs, avoid future expansion costs, and simplify development processes.
Posted: 01 Apr 2015 | Published: 30 Apr 2014

IBM

Hosted vs. Premises-based Unified Communications Solutions
sponsored by XO Communications
WHITE PAPER: Access this white paper for a guide to choosing whether premises-based or cloud-based UC makes the most sense for your company.
Posted: 28 May 2015 | Published: 28 May 2015

XO Communications

How a Cloud Phone System Benefits Multi-Site Businesses
sponsored by RingCentral
WHITE PAPER: Access this white paper to discover how a cloud phone system is vital to a multi-location business.
Posted: 23 Apr 2015 | Published: 26 Dec 2014

RingCentral

How a Cloud Phone System Uniquely Supports Your Mobile Workforce
sponsored by RingCentral
WHITE PAPER: In this white paper, you'll discover how cloud phone systems enable employees to work from any location without disconnecting from colleagues and customers.
Posted: 21 Apr 2015 | Published: 21 Apr 2015

RingCentral

How SIP for Enterprise Powers Unified Communications
sponsored by XO Communications
WHITE PAPER: Download and discover everything you need to know about session initiation protocol (SIP) trunking – your answer to an easier transition from distributed voice network to centralized, cost effective VoIP solution.
Posted: 28 May 2015 | Published: 26 Dec 2014

XO Communications

Enterprise Solution Design for SAP HANA
sponsored by HP & Intel®
WHITE PAPER: In this resource, explore the three principles of great enterprise design—stability, scalability, and agility—and learn how to apply them to your SAP landscape with a focus on SAP HANA. Read on for best practices and key design considerations for implementing your SAP HANA enterprise-level solution.
Posted: 25 Sep 2013 | Published: 28 Feb 2013

HP & Intel®

Evaluating the Total Costs of a Unified Communications Solution
sponsored by Cisco
WHITE PAPER: Discover the top recommendations for selecting a UC solution that fits the needs of your business. Learn how to weigh the most important factors and assess the TCO of your UC solution.
Posted: 17 Jul 2013 | Published: 17 Jul 2013

Cisco

Extending Your Data Center Affordably – Empowering the Remote or Branch Office with Simplicity
sponsored by Dell India
WHITE PAPER: Check out this game-changing white paper to find out how the Dell VRTX can fuel your remote offices and eliminate common challenges, at a price you can afford.
Posted: 24 Feb 2014 | Published: 31 Dec 2013

Dell India

Field Testing Multimode 10Gb/s (and beyond) Fiber Permanent Links
sponsored by Fluke Networks
WHITE PAPER: This white paper is the joint effort of 2 industry leaders of high speed infrastructure cabling and testing, Panduit and Fluke Networks. It provides a thorough analysis and review of different testing techniques and their associated benefits for high speed permanent links.
Posted: 27 May 2011 | Published: 27 May 2011

Fluke Networks

Find the UC Solution that Fits your Budget
sponsored by North Sydney IT and Cisco
WHITE PAPER: This informative paper examines some of the top UC solutions on the market and compares their TCO so you can see which tool will both satisfy your requirements and fit your budget.
Posted: 03 Apr 2014 | Published: 03 Apr 2014

North Sydney IT and Cisco

First the Tick, Now the Tock: Next Generation Intel Microarchitecture - Nehalem
sponsored by Intel Corporation
WHITE PAPER: Read this paper and get a look at how the next generation microarchitecture's dynamically scalable and design-scalable features directly contribute to power efficiency and performance.
Posted: 03 Apr 2009 | Published: 02 Apr 2009

Intel Corporation

Future Proofing Your Mobile Computers: How the Features You Select Now Can Protect & Extend Your Investment Years into the Future
sponsored by Intermec
WHITE PAPER: This white paper explains how the features and options available for ruggedized mobile computers used in warehousing and distribution can extend the time they can perform in warehouses and distribution centers. It also provides guidance on how to make decisions that will protect your investments by meeting user needs today and into the future.
Posted: 12 May 2011 | Published: 12 May 2011

Intermec

Gartner Report: Dell's Data Center Strategy: From Chassis to Fabric-Based System
sponsored by Dell, Inc. and Intel®
WHITE PAPER: This resource details a fabric-based infrastructure solution that optimizes data center efficiency and agility. Uncover the impacts and recommendations when considering a converged infrastructure strategy for your IT environment.
Posted: 09 Oct 2012 | Published: 30 Jun 2012

Dell, Inc. and Intel®

Get Ready for Unified Communications!
sponsored by Arkadin
WHITE PAPER: This informative guide explores a 5 step plan for smooth, effective implementation of your newly acquired unified communications platform.
Posted: 20 May 2014 | Published: 20 May 2014

Arkadin

Go for the Green - Realize Both Cash and Environmental Savings across the Enterprise
sponsored by Metastorm
WHITE PAPER: Implementing a common technology platform for business process management and enterprise modeling - such as Metastorm Enterprise™ - will allow you to "go green" in more ways than one.
Posted: 20 May 2008 | Published: 01 May 2008

Metastorm

Going Parallel with LabVIEW Delivers Throughput Gains
sponsored by National Instruments
WHITE PAPER: In this whitepaper learn how by combining technologies with NI Lab VIEW parallel programming software and NI TestStand test management software, test engineers can create high-performance test systems.
Posted: 16 Sep 2008 | Published: 16 Sep 2008

National Instruments

Guide to Bandwidth Expansion
sponsored by Motorola, Inc.
WHITE PAPER: This guide reviews the shift in the dynamics of competitor activity and evolving services which are creating the pressing need for operators to generate more bandwidth.
Posted: 05 Jan 2009 | Published: 23 Dec 2008

Motorola, Inc.

High Availability for SQL Server 2005 Using array-based Replication and Host-based Mirroring Technologies
sponsored by Hewlett-Packard Company
WHITE PAPER: This paper provides the data needed to understand the options and the limitations for implementing remote replication solutions on a clustered HP server and storage area network (SAN)-based storage infrastructure.
Posted: 12 Mar 2008 | Published: 01 Jan 2008

Hewlett-Packard Company

How to Adapt to the Dynamics of the Virtual Workforce
sponsored by Dell, Inc. and Intel®
WHITE PAPER: This exclusive paper takes an in-depth look at an integrated solution stack from Dell that enables desktop virtualization, from pilots to full scale deployments, as a complete data center solution.
Posted: 12 Jun 2013 | Published: 12 Jun 2013

Dell, Inc. and Intel®

How to Certify or Re-certify Twisted-Pair Cabling for 10 Gb/s Ethernet
sponsored by Fluke Networks
WHITE PAPER: The standards review board of the Institute of Electrical and Electronics Engineers (IEEE) approved the standard for 10 Gigabit/sec Ethernet over twisted-pair copper cabling (10GBASE-T) on June 8, 2006. This paper provides an overview of the performance requirements for the twisted-pair cabling and methods to measure performance.
Posted: 20 Sep 2010 | Published: 20 Sep 2010

Fluke Networks
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NULL MODEM CABLES DEFINITION (continued): …  Equipment (DTE) - usually your PC - and a Data Communications Equipment (DCE) - or your modem. The signals are transmitted on a set of lines, each of which has a function in the "talk" that the DTE and DCE do back and forth. One line each way is for data; the other lines are for different "statements" that one end of the communication sends to the other. For example, the DTE sends the DCE (usually a modem) a "Request to Send" signal on the RTS line and the DCE replies with a "Clear to Send" signal on the CTS line. After a series of similar exchanges, the DTE sends data on the line devoted … 
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