Services using the TCP/IP protocol can run only on their commonly used port number as specified in their original Internet standard.

Question

Quizplus · Accepted Answer

While services often have a default port number specified in their Internet standard, they can still run on other port numbers if configured to do so. This is commonly done as a security measure to avoid detection by attackers who may scan for common port numbers associated with specific services.

Services Using the TCP/IP Protocol Can Run Only on Their