Chapt. 2 Key Terms(Networking) Flashcards
help us know when to speak, when to listen, and how to start and finish conversations.
protocols
a number or range of numbers assigned to a particular connection session or connection type
port
a reliable communication protocol that ensures reliable delivery of data to the destination computer
transmission control protocol (TCP)
a communication protocol that is considered unreliable and does not guarantee delivery of network packets of information to the destination computer
user datagram protocol(UDP)
a protocol used by both web browsers and specialized ___ programs to access dedicated file transfer servers for file downloads and uploads. uses port 21
file transfer protocol(FTP)
a protocol that allows data to be exchanged between computers on a secured channel. it is a more secure replacement for FTP and Telnet. uses port 22
Secure shell(SSH)
a protocol that enables a user to make a text-based connection to a remote computer or networking device and use it as if he were a regular user sitting in fromt of it rather than simply downloading pages and files as he would with an http:// or ftp:// connection. uses port 23
telnet
a protocol that is used to send email from a client system to an email server, which also uses ____ to relay the message to the receiving email server. uses port 25
simple mail transfer protocol(SMTP)
a service that translates domain names into IP addresses. uses port 53
domain name system(DNS)
a unique alphanumeric identifier for a website.
domain name
a protocol used by web browsers, such as internet explorer, microsoft edge, firefox and chrome to access websits and content. uses port 80
hypertext transfer protocol(HTTP)
a protocol that is often used for payment transactions on the World Wide Web and for sensitive transactions in corporate information systems. uses port 443
hypertext transfer protocol secure(HTTPS)
an email protocol used by client computers to download or receive email. uses port 110
post office protocol version 3(POP3)
an email protocol that enables messages to remain on the email server so they can be retrieved from any location. uses port 143
internet message access protocol(IMAP)
a protocol that allows some legacy applications that were developed in the 1980’s, before the TCP/IP environment had become the standard, to work on larger networks and the internet. uses ports 137-139
NetBIOS(RFC1001)
a protocol that provides access to shared items such as files and printers. uses ports 137-139 for traffic using NetBIOS over TCP(NetBT) and port 445 for ___ hosted on TCP
server message block(SMB)
an early standard method for sharing files across corporate intranets and the internet. Has largely been replaced by updated versions of server message block.
common internet file system(CIFS)
a protocol designed to allow networked hosts to find services of other devices, such as printers on the local network. uses port 427
service location protocol(SLP)
a protocol that uses TCP/IP for transport and is used by macOS to connect to devices running older macOS and OS X versions and for Apples time machine backup app. uses port 548
Apple filing protocol(AFP)
a protocol used by remote desktop services, which is the windows server based companion of remote desktop connection. uses port 3389
remote desktop protocol(RDP)
a protocol used to automatically assign IP addresses to hosts. uses ports 67 and 68
dynamic host configuration protocol(DHCP)
a protocol that is used as the standard for managing and monitoring devices on a network. uses ports 161 and 162
simple network management protocol(SNMP)
a protocol used to access and maintain distributed directories of information such as the kind involved with microsoft domains. uses port 389
lightweight directory access protocol(LDAP)
a device that routes data from one network to another. often integrated with wireless access points and switches.
router