Exam MTCNA Topic 2 Question 74 Discussion

UDP is a connectionless protocol used by several lightweight or stateless network services. Among the listed services:
* DHCP: Uses UDP (Ports 67 and 68)
* SNMP: Uses UDP (Ports 161/162)
* TFTP: Uses UDP (Port 69)
Other protocols:
* SMTP: Uses TCP (Port 25)
* FTP: Uses TCP (Ports 20 and 21)
* HTTP: Uses TCP (Port 80)
MTCNA Course Material - Protocols and Ports:
"UDP is used for DHCP, SNMP, TFTP. TCP is used for SMTP, FTP, HTTP."
Rene Meneses MTCNA Study Guide - Port Assignments:
"TCP: FTP, SMTP, HTTP. UDP: DHCP, SNMP, TFTP."
Only 1, 3, and 6 use UDP.