Crystal Image Technologies KVM-16RH Betriebsanleitung Seite 1

WHITE PAPERKVM SWITCH SOLUTIONSA guide to evaluatingKVM Switches fromNetwork Technologies Inc

CHAPTER 1 SIMPLY PUT6• The ability to extend control over a distance, as discussed in the “Flexibility” section above, can be used toplace computers

CHAPTER 1 SIMPLY PUT7Cascading KVM switches provides a cost-effective method to expand KVM control as an applicationgrows. In such an application, a

CHAPTER 1 SIMPLY PUT8Multiple Platform ControlOur Universal KVM switch allows one user to control up to 32 PC, Sun or Mac computers (or 152computers

CHAPTER 1 SIMPLY PUT9Control OptionsA variety of control methods is available for the NTI KVM switch line as standard or optional equipment.Below is a

CHAPTER 1 SIMPLY PUT10unit connected to the keyboard, monitor and mouse (or just the monitor in the Video Only model). TheLocal and Remote units are i

CHAPTER 1 SIMPLY PUT11Expansion FlexibilityThe Switch Expansion Unit (SEU), formerly known as the Multiplexor Box, combines up to 16 of NTI’sswitches

CHAPTER 1 SIMPLY PUT12• An alternate solution, if each graphic designer needs to be able to control all of the department computers,would be a matrix

CHAPTER 1 SIMPLY PUT13but Windows does not. The entire GUI would be captured and sent over the Internet via TCP protocol. Thisrequires higher bandwidt

CHAPTER 1 SIMPLY PUT14MESSAGE BOARDThe NTIforum is the only Message Board solely dedicated to KVM solutions. The Message Board provides aresource for

CHAPTER 2 TECHNICALLY SPEAKING152 TECHNICALLY SPEAKINGKVM Switch construction differs from manufacturer to manufacturer, as does the engineering of

INTRODUCTIONNetwork Technologies Inc (NTI) recognizes that advances in computer technology, and the growing importanceof the Internet in commercial tr

CHAPTER 2 TECHNICALLY SPEAKING16Shared ProcessorShared Processor electronic KVM switches utilize one processor to communicate with all attachedcompute

CHAPTER 2 TECHNICALLY SPEAKING17Figure 10 – Dedicated Processors in a KVM switch support a fullset of instructions for each attached computer..Benefit

CHAPTER 2 TECHNICALLY SPEAKING18when the user presses a key for On Screen Display commands. Some processors can even update theNumLock, Scroll Lock, a

CHAPTER 2 TECHNICALLY SPEAKING19Table 1: Keyboard Equivalency TranslationSun PS/2 101 Win95 AppleExtL-Control L-Control L-Control L-ControlL-Alt L-Alt

CHAPTER 2 TECHNICALLY SPEAKING20Since PCs were developed before mouse technology, PC mice standards were developed ad hoc, free-for-alland manufacture

CHAPTER 2 TECHNICALLY SPEAKING21is through cables, the cables play the most important role. Poor quality cables can reduce the distance goodvideo can

CHAPTER 2 TECHNICALLY SPEAKING22Time Domain ReflectometryNTI also tests long video cables using time domain reflectometry (TDR) to ensure signal qual

CHAPTER 2 TECHNICALLY SPEAKING23On some NTI models, pressing the CPU Select button lets the user cycle through three modes of operation:SCAN, BROADCAS

CHAPTER 2 TECHNICALLY SPEAKING24NTI’s OSD lets you perform the following functions by keyboard and mouse control or front panel control:• Name or ren

CHAPTER 2 TECHNICALLY SPEAKING25Multiple User / Multiple Platform KVM SwitchesThe dedicated processors in NTI’s Modular Matrix multiple user/multiple

TABLE OF CONTENTSSimply Put ______________________________________________________________________________ 1What is a KVM Switch? ____________________

CHAPTER 2 TECHNICALLY SPEAKING26 Each unused communication port requires a terminator, available from NTI.The student computers connect to a unit wi

CHAPTER 2 TECHNICALLY SPEAKING27Presentation ApplicationsAnother interesting use of KVM switches is for presentations that use data from several compu

28APPENDIX AThe following illustrations and charts provide pin-out designations for the different types of keyboard, mouseand video connectors compati

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30GLOSSARYactive switchAn electronic switch in which one or more microprocessors communicate with the attached computers; anelectronic KVM switch.ASCI

31electronic KVM switchA KVM switch which utilizes one or more microprocessors to communicate with the attached computer(s);an active switch.GUIAbbrev

32mechanical KVM switchA KVM switch which does not utilize microprocessors to communicate with the attached computers; apassive switch.microprocessorA

33shared processorsA microprocessor configuration used in a KVM switch in which one microprocessor is dedicated tocommunication with more than one att

COPYRIGHTCopyright:Copyright © 2002 by Network Technologies Inc, all rights reserved. No part of this publication may bereproduced, stored in a retrie

TABLE OF FIGURESFigure 1 – Basic KVM switch configuration ___________________________ 1Figure 2 – Diagram of a Server-Based Network Configuration____

CHAPTER 1 SIMPLY PUT1Figure 1 - Basic KVM switch configuration1 SIMPLY PUTWHAT IS A KVM SWITCH?KVM stands for: Keyboard – Video – Mouse.The primary p

CHAPTER 1 SIMPLY PUT2Figure 3 – Addition of KVM Switches to a Server-Based Network• A lab manager wants to be able to consolidate control of his lab

CHAPTER 1 SIMPLY PUT3• Direct access to the host console port. There are some privileges that the console retains which cannot beaccessed from anothe

CHAPTER 1 SIMPLY PUT4Figure 5 – Energy Savings.Annual energy usage of 14”CRT displays; operating 45hours per week, 48 weeks peryear with 5.5 hours of

CHAPTER 1 SIMPLY PUT5designed to translate (seamlessly emulate) all variations of the different devices, including specializeddevices such as the Micr