CINS 3040 Test 1 Review

SMB

client/server file-sharing protocol

POP3 (Post Office Protocol version 3)

common email protocol that assumes you are access your email from one device

IMAP (Internet Message Access Protocol)

email protocol that always syncs with mail server so that any changes you make in your mail client will instantly appear on your webmail inbox.

Tim Berners-Lee

founder of the World Wide Web Consortium (W3C)

SMTP

governs the transfer of outbound email from the sending client to the email server

3 way handshake

how TCP establishes a reliable connection, syn - syn/ack, ack

ISO(International Organization for Standardization)

independent, non-governmental international organization, "brings together experts to share knowledge and develop voluntary, consensus-based, market relevant International Standards that support innovation and provide solutions to global challenges"

WiFi Alliance

non-profit trade association, and its goals are to ensure interoperability and backward compatibility and provide innovation support

Vinton Cerf

one of main fathers of the Internet, co-founded Internet Society (ISOC) with Bob Kahn in 1992, helped with the creation of ICANN, and served as the chair of Internet Architecture Board (IAB) from 1989 - 1991

IETF (Internet Engineering Task Force)

organization responsible for publishing Request for Comments (RFC)

RFC 349 and RFC 1700

port numbers

SSH (Secure Shell)

provides for secure remote login with authentication and encryption

ICANN (IANA)

responsible for managing the top-level domain name space and the root Domain Name System (DNS) name servers on the Internet

Spacewire

s a spacecraft communication network based in part on the IEEE 1355 standard of communications. It is coordinated by the European Space Agency (ESA) in collaboration with international space agencies including NASA, JAXA, and RKA.

IEEE (Institute of Electrical and Electronics Engineers)

self-described as "the world's largest technical professional society -- promoting the development and application of electrotechnology and allied sciences for the benefit of humanity, the advancement of the profession, and the well-being of our members"

Fault tolerance

the capability of a system to continue performing when there is a hardware failure.

Segmentation

the division of the body of an organism into a series of similar parts

DNS server

uses a hierarchical system to create a name database to provide name resolution.

ISOC(internet society)

with headquarters in Reston, Virginia and Geneva, Switzerland, its mission is "to assure the open development, evolution and use of the Internet for the benefit of all people throughout the world" and oversees IETF and IRTF

Which of the following hexadecimal numbers converts to 28 decimal?

1C

SFTP

22

SMTP

25

HTTPS

443

DNS

53

HTTP

80

Multiplexing

A form of transmission that allows multiple signals to travel simultaneously over one medium.

Trace route/tracert

A program that shows the route a packet takes across the Internet

Broadcast domain

A set of all devices that receive broadcast frames originating from any device within the set. Devices in the same VLAN are in the same broadcast domain.

QoS (Quality of Service)

A set of parameters that controls the level of quality provided to different types of network traffic.

PDU (protocol data unit)

A unit of data at any layer of the OSI model.

Acknowledgement field significant

ACK

RFC 527

ARPAWOCKY, the first humorous RFC which then led to IETF launching April fool's day RFC in 1989

Extranet

Allows outside vendors special access to limited information in a company.

FTP client

An application that runs on a computer that is used to push files to and pull files from a server.

podcast

An audio based medium that originally enabled people to record audio and deliver their recordings to a wide audience.

Routers

Broadcast Domain = how many lines are connected to the router

Networking

Combination of networks when routers connect 2+ networks together using logical addressing

convergence

Coming together of technologies onto a digital platform.

protocols

Defines rules and conventions for communication between devices.

Client

Device requesting information

Server

Device responding to the request

No more data from sender

FIN

Session Layer

Functions at this layer create and maintain dialouges between source and destination applications

RFC

Generally defines the protocols in the TCP/IP suite

GIF, JPEG, PNG, and TIF

Graphic image formats

what comprises a socket

IP and port number

Which of the following is NOT a benefit of using a reference model?

It enforces consistency across vendors

Internetwork

Network of networks which consists of two or more physical networks.

Push function

PSH

Gnutella

Peer-to-peer applications based on *THIS* protocol, people can make files on their hard disks available to others for downloading.

Telnet

Protocol used to provide remote access to servers and network work devices

Reset the connection

RST

Scalability

Refers to how well a system can adapt to increased demands

Synchronize sequence numbers

SYN

DNS, HTTP, SMTP, FTP

The most widely known TCP/IP application layer protocols that provide for the exchange of user information

Collision Domain

The portion of an Ethernet network in which collisions could occur if two nodes transmit data at the same time. Switch- how many lines come out of switch.

Presentation Layer

This layer provides coding, compression, and encryption

What is the function of a firewall

To monitor and control the incoming and outgoing network traffic

Application layer

Top layer of both the OSI and TCP/IP models

Which of the following layers of the OSI model is NOT involved in defining how the applications within the end stations will communicate with each other as well as with users?

Transport

peer-to-peer network

Two or more computers are connected via a network and can share resources (such as printers and files) without having a dedicated server.

Urgent pointer field significant

URG

Wiki

Web based software that allows people to work together on a project over the web.

HTTP

When a client, typically a web browser, sends a request message to a server, *THIS* defines the message types that the client uses to request the web page and also the message types the server uses to respond.

RFC

a formal document drafted by the Internet Engineering Task Force (IETF) that describes the specifications for a particular technology.

DHCP (Dynamic Host Configuration Protocol)

allows a host to obtain an IP address dynamically when it connects to the network.

Jonathan B. Postel

an American computer scientist who made significant contributions to the development of the Internet standards, to the creation of Internet Assigned Numbers Authority (IANA) and as the RFC Editor.

ITU (International Telecommunication Union)

an agency of the United Nations dedicated to the information and communication technologies, headquartered in Geneva, Switzerland