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networkingchpt13
terms
| Question | Answer |
|---|---|
| best defense against problems | prevention |
| successful troubleshooters proceed | logically and methodically |
| troubleshooting steps | identify the problem |
| troubleshooting steps | establish a theory of probable cause |
| troubleshooting steps | test the theory to determine the cause |
| troubleshooting steps | establish a plan of action to resolve the problem and identify potential effects |
| troubleshooting steps | implement the solution or escalate |
| troubleshooting steps | verify system functionality |
| troubleshooting steps | document findings |
| one danger in troubleshooting technical problems | jumping to conclusions |
| take time to pay attention to | the users,system and network behaviors, and any error messages |
| narrowing down the area affected by a problem | can eliminate some causes and point to others |
| troubleshooting steps | discover the time or frequency with which a problem occurs |
| narrowing the scope | helps limit the number of possible problems |
| watch the user | best way to verify that a user is doing things correctly |
| you can react in two ways if you suspect that a network change has generated a problem | attempt to correct the problem that resulted from a change |
| you can react in two ways if you suspect that a network change has generated a problem | attempt to restore it to its previous state |
| theory of probable cause | what might be the problem based on what you see |
| symptoms of physical layer problems | noise |
| symptoms of physical layer problems | segment,network length exceeds standards |
| symptoms of physical layer problems | improper terminations,faulty loose cables |
| symptoms of physical layer problems | faulty nics |