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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History

History

• 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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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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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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FeaturesFeatures

Kernal & Performance• RedHat is based on linux kernal 2.6.18• Support for multi core processors.

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FeaturesFeatures

Kernal & Performance• Symmetric multi-processing support.

• Network accelerator technology.

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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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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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FeaturesFeatures

Desktop

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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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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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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 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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Conclution

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Forget about the blues, go with the red