A technician is setting up a workstation to use FTP. Which of the following ports does the technician need to enable?

The correct answer is A. 20. Port 20 is used for FTP data transfer (along with port 21 for control), so enabling this port is required. Ports 23, 53, and 68 are unrelated to FTP functionality, as they correspond to Telnet, DNS, and DHCP respectively.

Networking

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(45 responses)

A
91% (41)
B
2% (1)
C
2% (1)
D
4% (2)

Explanation

Port 20 is used for FTP data transfer (along with port 21 for control), so enabling this port is required. Ports 23, 53, and 68 are unrelated to FTP functionality, as they correspond to Telnet, DNS, and DHCP respectively.

Topics

#FTP#Port numbers#Networking protocols

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