640-878 Exam Dumps | A network administrator is troubleshooting an issue whereupon they able to ping the web server, but unable

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Cisco.640-878.v2018-03-09.q109
Question 41

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Question 41/109

A network administrator is troubleshooting an issue whereupon they able to ping the web server, but unable to web browse to the same web server. When the administrator telnets to the webserver on port 80, the administrator gets a connection refused message. At which three layers of the OSI model does the problem exist? (Choose three.)

A. Layer 1

B. Layer 2

C. Layer 3

D. Layer 4

E. Layer 5

F. Layer 6

G. Layer 7

Correct Answer: D,E,G

Explanation/Reference:
Explanation:
Real 79
Cisco 640-878 Exam

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