How to troubleshoot like a networking pro

How to troubleshoot like a networking pro

When it comes to helping organisations, it is vital to employ a technique that is simple yet universal.

The OSI model is a 7 layer model that helps IT professionals ascertain how to solve the most of issues relating to networking.

  1. Physical - raw data
  2. Data Link - definition of the data
  3. Network - physical path
  4. Transport - TCP or UDP?
  5. Session - controls sessions and ports
  6. Presentation - data encryption
  7. Applications - human interaction

A way to help you memorize this model is by using the phrase; Please Do Not Throw Soggy Pizza Away

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