TCP/IP Model Flashcards
Network Interface Layer
Describes how to transmit bits across a network and determines how the network medium is going to be used
Internet Layer
Where Data is taken & packaged into IP datagram. Examples IP, ICMP, ARP, & Reverse ARP
Transport Layer
Define the level of service and the status of the connection being used by TCP, UDP, or RTP
Application Layer
Dictates how programs are going to interface with the transport layer by conducting session management
Ports
A logical opening on a system representing a service or application that’s listening and waiting for traffic (From 0 to 65,535) Well-known/ Reserved Ports 0 to 1023, Ephemeral Ports 1024 to 65,535
IPv4 Packet
Consists of a source address, destination address, IP flags, and protocol