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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  … 
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Null Modem CablesReports
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PowerEdge M1000e Blade Chassis
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IBM

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National Instruments

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Transition Networks, Inc.

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Dell, Inc. and Intel®

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Avaya

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sponsored by Dell and Microsoft
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Dell and Microsoft

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PRESENTATION TRANSCRIPT: This presentation transcript explores the key features of Windows Server 2008 R2 and Hyper-V. Find out how this technology compares to its predecessor and gain insight into the benefits you can expect to achieve from using Windows Server 2008 R2 with Windows 7.
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Dell and Microsoft

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sponsored by Dell and Microsoft
PRESENTATION TRANSCRIPT: This presentation transcript explores the key features of Windows Server 2008 R2 and Hyper-V. Find out how this technology compares to its predecessor and gain insight into the benefits you can expect to achieve from using Windows Server 2008 R2 with Windows 7.
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Dell and Microsoft

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Posted: 11 Jun 2010 | Published: 11 Jun 2010

Google Apps

Presentation Transcript: Geek Out on the Best Practices of a Google Apps Deployment
sponsored by Google Apps
PRESENTATION TRANSCRIPT: Read this transcript to geek out with Jim Copeland, Dan Kennedy and Marcello Pedersen, Google Apps deployment specialists, on why a "big bang" approach is earning customers accolades within their organizations.
Posted: 19 Jan 2011 | Published: 19 Jan 2011

Google Apps
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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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