A syslog server is configured to use UDP port 514. The administrator uses Telnet to check port 514 against the syslog server. However, the syslog server is not responding. Which of the following is the MOST likely reason why the syslog server is not responding?
A) The syslog server is down.
B) Telnet does not work on UDP.
C) The firewall is blocking UDP port 514
D) The log is full on the syslog server.

Question

Quizplus · Accepted Answer

Telnet is a protocol that works over TCP, not UDP. Since syslog uses UDP port 514, Telnet cannot be used to check UDP ports, which is why the syslog server is not responding.

A Syslog Server Is Configured to Use UDP Port 514