Cisco 200-125 Exam
A network administrator is verifying the configuration of a newly installed host by establishing an FTP connection to a remote server. What is the highest layer of the protocol stack that the network administrator is using for this operation?
- A. application
- B. presentation
- C. session
- D. transport
- E. internet
- F. data link
Answer: Option A.
Explanation:
FTP is an application layer protocol, so this is the highest OSI layer involved in the operation.