Intro To Networking Chapter 5 Terms Flashcards
Rules and procedures for communication and behavior. Computers must use a common ________and agree on the rules of communication.
Protocol
A set of protocols working cooperatively to provide network communication. Protocols are “stacked” in layers, and each layer performs a unique function required for successful communication. Also called a “protocol stack.”
Protocol Suite
The most common protocol suite; ________ is the default protocol in contemporary OSs and the protocol of the Internet.)
Transmission Control Protocol/Internet Protocol (TCP/IP)
The unit of information used by TCP in the Transport layer. A ________ is passed up to the Application layer as data and passed down to the Internetwork layer, where it becomes a packet
Segment
The unit of information used by UDP in the Transport layer. A ________ is passed up to the Application layer as data and passed down to the Internetwork layer, where it becomes a packet.
Datagram
An Application-layer protocol used by a client email application to download messages from an e-mail server; uses TCP port 110.
Post Office Protocol v3 (POP3)
An Application-layer protocol used by an e-mail client to download messages from an e-mail server; operates on TCP port 143. ________ also provides fault-tolerance features. It downloads only message headers from the server initially, and then downloads the message body and attachments after the message is selected
Internet Message Access Protocol v4 (IMAP4)
An Application-layer protocol used to send email over the Internet; ________ uses TCP port 25
Simple Mail Transfer Protocol (SMTP)
An Application-layer protocol used to transfer and manage files across a network; ________ uses TCP ports 20 and 21.
File Transfer Protocol (FTP)
An Application-layer protocol that Windows file and printer services use to share resources between Windows computers; it uses TCP port 445.
Server Message Block (SMB)
