Difference between revisions of "ITT 2015/Network module 1/Assignment Day 14"
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* Always start with a simple check for the user-claimed error! | * Always start with a simple check for the user-claimed error! | ||
* Make a plan / note for yourself: | * Make a plan / note for yourself: | ||
| − | ** Draw a simple block diagram of the situation or use | + | ** Draw a simple block diagram of the situation or use an existing diagram / documentation |
** Write in short some lines of which technical facts you know about the error | ** Write in short some lines of which technical facts you know about the error | ||
** Write in short some lines of which technical facts you should remember to check or measure ( brainstorm / idea-catalog ) | ** Write in short some lines of which technical facts you should remember to check or measure ( brainstorm / idea-catalog ) | ||
Revision as of 14:39, 30 November 2015
Contents
Network troubleshooting
Troubleshooting techniques
- Always start with a simple check for the user-claimed error!
- Make a plan / note for yourself:
- Draw a simple block diagram of the situation or use an existing diagram / documentation
- Write in short some lines of which technical facts you know about the error
- Write in short some lines of which technical facts you should remember to check or measure ( brainstorm / idea-catalog )
Troubleshooting skills
- Knowledge of all Technologies involved. ( How does it work? )
- Knowledge of troubleshooting tools. ( Ping, ipconfig, show ip route .... )
- Good at troubleshooting. ( Locating and correcting the fault in a logical way )
Troubleshooting exercises
Diagram for ITT1 network troubleshooting exercises:
Troubleshooting challenge number 1: Jens has no Internet!
Troubleshooting challenge number 2: Ole has no access to Internet!
Troubleshooting challenge number 3: Viggo from IT staff has no access to SYSLOG service!
Troubleshooting challenge number 4: Louise can't reach www.itt2015.com!
Troubleshooting challenge number 5: Lars can't use FTP service!
Troubleshooting challenge number 6:
Troubleshooting challenge number 7:
Troubleshooting challenge number 8:
Troubleshooting challenge number 9:
Troubleshooting challenge number 10:
Extra tasks
Extra optional task: If you like the challenge of building networks in Cisco PacketTracer, try this Packet tracer activity!
Another optional task: Packet tracer activity 2