CompTIA Exam Questions

Drag and drop the correct protocol to its default port.

DRAG DROP
Drag and drop the correct protocol to its default port.

Answer: See the explanation

Explanation:

FTP uses TCP port 21.
Telnet uses port 23.
SSH uses TCP port 22. All protocols encrypted by SSH, including SFTP, SHTTP, SCP, SExec,
and slogin, also use TCP port 22. Secure Copy Protocol (SCP) is a secure file-transfer facility
based on SSH and Remote Copy Protocol (RCP). Secure FTP (SFTP) is a secured alternative to
standard File Transfer Protocol (FTP).
SMTP uses TCP port 25.
Port 69 is used by TFTP.

SNMP makes use of UDP ports 161 and 162.

Stewart, James Michael, CompTIA Security+ Review Guide, Sybex, Indianapolis, 2014, pp. 42,
45, 51
http://en.wikipedia.org/wiki/List_of_TCP_and_UDP_port_numbers