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IntroductionIntroduction• A commercial Linux distribution
• The birth of commercialization in Linux.• “RedHat Commercial Linux”• First version of RedHat : November 3, 1994• 2003 :
– “RedHat Commercial Linux” - > “RedHat Enterprise Linux”.
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Redhat Certification
HistoryHistory• Marc Ewing creates his own
distribution(1994)• Why the name “RedHat”?• Milestones:
– Partnership with IBM– Used in all enterprise level, known as the best
in its kind– Revenue : $ 652.6 million
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Redhat Certification
FeaturesFeatures
• RedHat Enterprise Linux contains more than 1200 components.
• These are the work of over 5 years of develop-ment.
• Wide range of functionalities are covered.
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Redhat Certification
FeaturesFeatures
• Some features such as:– Virtualization– Kernal & Performance– Packaging– Security– Networking
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FeaturesFeatures
Virtualization• Comes in all server products.• Supports virtualized guest operating
systems.• Virt-Manager. (In windows VMWare can
be used)
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Redhat Certification
FeaturesFeatures
Kernal & Performance• RedHat is based on linux kernal 2.6.18• Support for multi core processors.
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Redhat Certification
FeaturesFeatures
Kernal & Performance• Symmetric multi-processing support.
• Network accelerator technology.
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Redhat Certification
FeaturesFeatures
Packaging• Server:
– RedHat Enterprise Linux Advance platform– RedHat Enterprise Linux (stand alone)
• Desktops:– RedHat Enterprise Linux Desktop (RedHat Desktop)– RedHat Enterprise Linux Desktop with workstation.
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Redhat Certification
FeaturesFeatures
Security• Multi-Level Security and targeted policies for
all services.• Integrated directory and security capabilities.
• Internet security enhancements and improved performance.
• Real time monitoring and auditing.
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FeaturesFeatures
Network• Latest ip v6 is supported.• File printing.• Active Directory intergration (both
windows and unix)
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Redhat Certification
FeaturesFeatures
Desktop
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Redhat Certification
FeaturesFeatures
Desktop• Desktop enhancements include
configuration tools, applications, and laptop support.
• Foundational Stateless Linux features (X Window).
• Integrated Multimedia support.• Enhanced graphics using fading and
transparency etc.
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Redhat Certification
VersionVersion
• First version was considered as codename “ZOOT”.
• RHEL 2.1 AS “Pensacola”• RHEL 2.1 AS “Panama”• RHEL 3 was codenamed as “Taroon”• RHEL 4 was “Nahtan”• And currently RHEL 5 is codename
“Tikanga”
Although these were the codenames lots of version of red hat was produced as stable and beta versions.
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Redhat Certification
Cons/AdvantagesCons/Advantages
• Eliminate barriers: As redhat is not a closed sourced operating system. So administrators and users are able to enhance the OS.
• Eliminate economic barriers: RedHat updates ever 18-24 months, it comes with one time license only. There for customers doesn’t have to pay for each and every update.
• Open source ecosystem: It can deploy wide range of hardware support , which makes it the worlds largest open source ecosystem.
• Implementation: RedHat can be implemented using many methods. ie. As a stond alone os and as a virtual os
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Redhat Certification
Conclution
• RedHat linux is flexible operating system.• It can be customized to enterprise needs.• Incredibly amazing GUI.• Uses enhanced security, networking and
Kernal performance.• Cost effective.• Can be implemented easily.
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Forget about the blues, go with the red
Redhat Certification
Redhat Certification
