CCNA Cyber Ops SECFND #210-250 Official Cert Guide

Appendix C. Memory Tables Answer Key

Chapter 1

Table 1-2 Protocols at Each Layer of the TCP/IP Model

TCP/IP Layer	Protocols
Link	Ethernet, Point-to-Point (PPP)
Internet	IP
Transport	TCP/UDP
Application	HTTP, SMTP, FTP

Table 1-3 Message Unit Naming at Each Layer of the TCP/IP Model

TCP/IP Layer	Protocols
Link	Frame
Internet	Packet
Transport	Segment
Application	Application data

Table 1-4 Protocols and Devices Mapping to the OSI Layer Model and the TCP/IP Model

OSI Layer Model	TCP/IP Model	Protocols	Devices
Application	Application	FTP, HTTP, SMTP	Host, servers
Presentation
Session
Transport	Transport	TCP, UDP	Stateful firewalls ...