Content
4.1
Characteristics of Data Link
Layer Problems
4.1.1
Data link layer problems
overview
Data link layer problems have common
symptoms that assist in identifying Layer 2 issues. Recognizing these
symptoms will help the troubleshooter narrow down the number of
possible causes of a problem.
Before
examining the individual protocols and their unique characteristics,
it is helpful to know the symptoms that are associated with data link
layer problems in general.
Lab Activity
Lab Exercise: Isolating Physical and
Data Link Layer Problems
After completing this lab, the student will be able to
analyze user feedback and end-system data to decide at which OSI
layer to begin isolating problems.
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