https://padlet.com/jafetcortes91/p2cqwy5dhyue Made with whimsy en-us 2019-01-28 14:12:31 UTC 2024-06-19 23:36:21 UTC hello@padlet.com jafetcortes91 https://padlet.com/jafetcortes91/p2cqwy5dhyue/wish/324930777 The problem

What has been done to make it appear

How to correct and prevent it]]> 2019-01-28 14:28:11 UTC https://padlet.com/jafetcortes91/p2cqwy5dhyue/wish/324930777 jafetcortes91 https://padlet.com/jafetcortes91/p2cqwy5dhyue/wish/324931744 1. The nature of the problem
2. End-user experience
3. Equipment info
4.Topology
5. Previous attempted troubleshooting steps and results]]> 2019-01-28 14:29:55 UTC https://padlet.com/jafetcortes91/p2cqwy5dhyue/wish/324931744 jafetcortes91 https://padlet.com/jafetcortes91/p2cqwy5dhyue/wish/324934111 Top down approach. Begins at the application layer.

Application, Presentation, Session
Transport                                      I
Network                                        I
Data Link                                      I
Physical                                       V]]> 2019-01-28 14:33:56 UTC https://padlet.com/jafetcortes91/p2cqwy5dhyue/wish/324934111 jafetcortes91 https://padlet.com/jafetcortes91/p2cqwy5dhyue/wish/324937716 Divide and conquer approach. Begins at one of the middle layers and works up or down from there.

Application, Presentation, Session
Transport                                      ^
Network                                        ^v
Data Link                                      ^v
Physical                                        V

]]> 2019-01-28 14:39:59 UTC https://padlet.com/jafetcortes91/p2cqwy5dhyue/wish/324937716 jafetcortes91 https://padlet.com/jafetcortes91/p2cqwy5dhyue/wish/324940386 Bottom-Up approach. Begins at the physical layer and work up.

Application, Presentation, Session
Transport                                      ^
Network                                        I
Data Link                                      I
Physical                                        I]]> 2019-01-28 14:43:26 UTC https://padlet.com/jafetcortes91/p2cqwy5dhyue/wish/324940386 jafetcortes91 https://padlet.com/jafetcortes91/p2cqwy5dhyue/wish/324944238 Trial and Error approach

Troubleshooting with random educated guesses that relies on the troubleshooters own experience and knowledge to find the solution.]]> 2019-01-28 14:47:27 UTC https://padlet.com/jafetcortes91/p2cqwy5dhyue/wish/324944238 jafetcortes91 https://padlet.com/jafetcortes91/p2cqwy5dhyue/wish/324949787 Substitution Approach

Assumed hardware part or config file. If hardware related then it's a TCP/IP network access layer problem. Software or a config problem could be at any layer of the TCP/IP model.]]> 2019-01-28 14:53:27 UTC https://padlet.com/jafetcortes91/p2cqwy5dhyue/wish/324949787 jafetcortes91 https://padlet.com/jafetcortes91/p2cqwy5dhyue/wish/324955352 Hearing - Electrical issues and proper cooling of fans and disk drives.

Sight - Vision to see not properly connected or poorly made cables.

Smell - Smell burning insulation.

Touch - Feeling overheated components and detect mechanical problems.

]]> 2019-01-28 15:00:44 UTC https://padlet.com/jafetcortes91/p2cqwy5dhyue/wish/324955352 jafetcortes91 https://padlet.com/jafetcortes91/p2cqwy5dhyue/wish/324960044 ipconfig - Dsiplays IP config info
(ipconfig/all, ipconfig/release, ipconfig/renew)

ping - Test connections to other IP hosts

netstat - Displays network connections

tracert - Displays the route taken ti the destination

nslookup - Directly queries the name server for info on a destination domain.]]> 2019-01-28 15:07:19 UTC https://padlet.com/jafetcortes91/p2cqwy5dhyue/wish/324960044