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© 2007 Cisco Systems, Inc. All rights reserved.Cisco PublicNew CCNA 307 1 Jianxin Tang ftang@alfred.edu IT 1 V4.0 Ch4. Basics of Preventive Maintenance and Trouble Shooting
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© 2007 Cisco Systems, Inc. All rights reserved.Cisco PublicNew CCNA 307 2 4.1 Explain the purpose of preventive maintenance Hardware Software Benefits
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© 2007 Cisco Systems, Inc. All rights reserved.Cisco PublicNew CCNA 307 3
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© 2007 Cisco Systems, Inc. All rights reserved.Cisco PublicNew CCNA 307 5
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© 2007 Cisco Systems, Inc. All rights reserved.Cisco PublicNew CCNA 307 6
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© 2007 Cisco Systems, Inc. All rights reserved.Cisco PublicNew CCNA 307 7 Explain the purpose of data protection. Identify the problem. Establish a theory of probable causes. Test the theory to determine an exact cause. Establish a plan of action to resolve the problem and implement the solution. Verify full system functionality, and if applicable, implement preventive measures. Document findings, actions and outcomes.
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© 2007 Cisco Systems, Inc. All rights reserved.Cisco PublicNew CCNA 307 8 4.2.1 Explain the purpose of data protection Backup Data : A backup is a copy of the data on a computer hard drive that is saved to media such as a CD, DVD, or tape drive. In an organization, backups are routinely done on a daily, weekly, and monthly basis.
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© 2007 Cisco Systems, Inc. All rights reserved.Cisco PublicNew CCNA 307 9 4.2.2 Gather data from the customer Gather as much information from the customer as possible.
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© 2007 Cisco Systems, Inc. All rights reserved.Cisco PublicNew CCNA 307 11
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© 2007 Cisco Systems, Inc. All rights reserved.Cisco PublicNew CCNA 307 12 4.2.3 Verify the obvious issues
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© 2007 Cisco Systems, Inc. All rights reserved.Cisco PublicNew CCNA 307 13 4.2.4 Try quick solutions first
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© 2007 Cisco Systems, Inc. All rights reserved.Cisco PublicNew CCNA 307 14 4.2.5 Gather data from the computer
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© 2007 Cisco Systems, Inc. All rights reserved.Cisco PublicNew CCNA 307 15 4.2.6 Evaluate the problem and implement the solution
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© 2007 Cisco Systems, Inc. All rights reserved.Cisco PublicNew CCNA 307 16 4.2.7 Close with the customer
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