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8/8/2019 Open Source for Enterprise
http://slidepdf.com/reader/full/open-source-for-enterprise 1/39
Open Source
for
EnterprisesM.Hariharan, CISA
India Today Group
13-March-2010
8/8/2019 Open Source for Enterprise
http://slidepdf.com/reader/full/open-source-for-enterprise 2/39
Open Source - the fifth wave4th wave – Networking and Internet3rd wave - Personal Computers2nd wave - Mini Computers1st wave - Mainframe
Source: cnnMoney.com
8/8/2019 Open Source for Enterprise
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Open Source in Enterprise
8/8/2019 Open Source for Enterprise
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• As a Server Operating System
• As a File Server Application
• As Office Automation Suite
Open Source for IPR Compliance
8/8/2019 Open Source for Enterprise
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BEFORE• Track License to ensure
compliance to IPR Policy
of Commercial Products
• Administrative problem
is procuring licenses for
newly joined employees
• Substantial non-
compliance of IPR
AFTER• No need to track License
Usage
• New Joiners get
immediate access to IT
Resources (no waiting
time)
• Zero non-compliance
Open Source for IPR Compliance
8/8/2019 Open Source for Enterprise
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• To Control un-authorised Access toNetwork
• To Control un-authorised Access toInternet
Open Source inSecurity Policy Implementation
8/8/2019 Open Source for Enterprise
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BEFORE• Access to Network was
controlled at Application
Layer
AFTER• Access to Network wa
controlled at Data Lin
Layer
This is achieved by customising source code (onlypossible in OpenSource)
7 Layer OSI model
Open Source inSecurity Policy Implementation
8/8/2019 Open Source for Enterprise
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BEFORE• Internet Access was
controlled at Session
Layer
AFTER• Internet Access was also
controlled at Data Link
Layer
This was also achieved by customising sourcecode (only possible in OpenSource)
7 Layer OSI model
Open Source inSecurity Policy Implementation
8/8/2019 Open Source for Enterprise
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• Low TCO of Cluster/Standby Server
• Software Clustering at OS Level
Open Source in EnablingHigh Availability of Network
Servers
8/8/2019 Open Source for Enterprise
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BEFORE• Replication on Proprietary Operating System had
problem of Time Lag and was UnidirectionalReplication of Dataand Configuration
Open Source in EnablingHigh Availability of Network Servers
8/8/2019 Open Source for Enterprise
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AFTER• Realtime Bi-Directional Replication using Open Source
RsyncSynchronisation of Data
and Configuration
Open Source in EnablingHigh Availability of Network Servers
8/8/2019 Open Source for Enterprise
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• An Enterprise Class Network Monitoring System
Open Source in MonitoringEnterprise Network and
Services
8/8/2019 Open Source for Enterprise
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BEFORE• End User Informs IT about failure of Network or
Application Service like SAP
• Problem occurring at non working hours go un-noticed
• Lack of data to measure total uptime of Systems
•Reactive Problem Solving
Open Source in MonitoringEnterprise Network and Services
8/8/2019 Open Source for Enterprise
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AFTER
• Immediate Alerts on Mobile Phone
• Realtime data to measure total uptime of Systems
• Pro active Problem Solving
Open Source in MonitoringEnterprise Network and Services
8/8/2019 Open Source for Enterprise
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• A Top Level Status View of Enterprise Network
Open Source in MonitoringEnterprise Network and Services
8/8/2019 Open Source for Enterprise
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• The Green Bar is Thermometer of Health of NetworkServices and Servers
Open Source in MonitoringEnterprise Network and Services
8/8/2019 Open Source for Enterprise
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• Any Problem gets immediately reflected in the StatusView
Open Source in MonitoringEnterprise Network and Services
8/8/2019 Open Source for Enterprise
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• Mail and SMS Alerts are received if any of the monitoredsystem/service fails
Open Source in MonitoringEnterprise Network and Services
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• We Monitor even the Temperature of CriticalEquipments, which are very crucial for Systemperformance
Open Source in MonitoringEnterprise Network and Services
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• The Electricity Input Voltage into UPS is also monitoredfor detecting power outages
Open Source in MonitoringEnterprise Network and Services
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• We also get to know how much time Standby Systemwas used due to failure of Main System
Open Source in MonitoringEnterprise Network and Services
8/8/2019 Open Source for Enterprise
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• On-line Statistics and Graph of System Availability
Open Source in MonitoringEnterprise Network and Services
8/8/2019 Open Source for Enterprise
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• MIS report is fully based on real time data
Open Source in MonitoringEnterprise Network and Services
O S i
8/8/2019 Open Source for Enterprise
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• An Enterprise Class IT Asset Management System
Open Source inManaging IT Assets(Hardware/Software)
8/8/2019 Open Source for Enterprise
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BEFORE
• Lack of detailed Information on Hardware Deployed across
multiple locations
• Lack of Information on Unauthorised Software Installed onDesktops/Laptops
• Lack of History about Upgrades done on Desktop
Open Source inManaging IT Assets (Hardware/Software)
8/8/2019 Open Source for Enterprise
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AFTER
• Online/Realtime information on Desktop/Laptop configuration
• On-line Information on Software License allocation
• Only Registered IT Assets get Network Access
Open Source inManaging IT Assets (Hardware/Software)
8/8/2019 Open Source for Enterprise
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• On-Line Configuration details
Open Source inManaging IT Assets (Hardware/Software)
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• Integration of IT Assets database with DHCP server
Open Source inManaging IT Assets (Hardware/Software)
8/8/2019 Open Source for Enterprise
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• Integration of IT Assets database with Squid server forauthorised Internet access
Open Source inManaging IT Assets (Hardware/Software)
O S i
8/8/2019 Open Source for Enterprise
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• An Enterprise Class IT Team and Project Management System
Open Source inManaging IT Team and Project
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KRA at Departmental Level
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Setup Personal Objectives
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Assign Roles to Team
Members
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Execution Plan
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Repository of Progress
Reports
8/8/2019 Open Source for Enterprise
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MIS to facilitate monitoring
8/8/2019 Open Source for Enterprise
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Work Distribution Chart
8/8/2019 Open Source for Enterprise
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Team Calendar and Engagements
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• The Jouney shall continue…