GoConqr has a new look! Let us know what you think.

Sign up free

Flashcards

Networking 1-2 Units 1-3

Tahlia M Computer Science AP English 143 cards

Bus topology (physical)

Cards in this deck (143)

  1. 1ProtocolA protocol is a set of standards for communication between network hosts.
  2. 2Internet Protocol suiteThe Internet Protocol suite (frequently referred to as TCP/IP) is a conceptual model and set of communications protocols used on the internet and similar computer networks. The foundational protocols in this suite are Transmission Control Protocol (TCP) and Internet Protocol.
  3. 3Peer-to-peerHost role; each host can provide network resources to other hosts or use resources located on other hosts. ; easy to implement but hard to expand
  4. 4Client-serverHost role; hosts have specific roles. ; harder to implement but scalable, centralized, and easy to backup.
  5. 5Personal area network (PAN)a small network used for communicating between personal devices
  6. 6Local area network (LAN)A group of computers and associated devices that share a common communications line or wireless link, typically to a server.
  7. 7Wireless local area network (WLAN)A wireless LAN covers an area that is roughly the same size as a standard LAN. However, it uses radio signals instead of wires to connect systems together.
  8. 8Wide area network (WAN)A network that connects several LANs. WANs are often limited to a corporation or an organization but are sometimes accessible to the public
  9. 9Metropolitan area network (MAN)Computer users and resources within a geographic area the size of a metropolitan area that are connected.
  10. 10Campus area network (CAN)a computer network made up of an interconnection of local area networks within a limited geographical area, such as a university's campus.
  11. 11Software-defined wide area network (SD-WAN)a virtual WAN network that uses software to control connectivity, management and services between data centers and remote branches as well as the cloud.
  12. 12Networka computer system controlled by a single organization
  13. 13Subneta portion of a network with a common network address
  14. 14Internetworkhas geographically dispersed WAN connections that connect multiple LANs
  15. 15InternetA collection of many networks owned by many entities that share information and communicate together.
  16. 16IntranetA local or restricted communications network, especially a private network created using World Wide Web software.
  17. 17ExtranetAn intranet that can be partially accessed by authorized outside users, enabling businesses to exchange information over the internet securely.
  18. 18Dynamic Multipoint VPNsa Cisco software solution for building multiple VPNs in an easy, dynamic, and scalable manner
  19. 19Bus topology (physical)Bus topology (physical)
  20. 20Ring topology (physical)Ring topology (physical)
  21. 21Star topology (physical)Star topology (physical)
  22. 22Mesh topology (physical)Mesh topology (physical)
  23. 23Bus typology (Logical)Messages are sent to all devices connected to the bus. Bus or Star physical typology.
  24. 24Ring typology (Logical)Messages are sent from device to device in a predetermined order until they reach the destination device. Ring or Star physical typology.
  25. 25Star typology (logical)Messages are sent directly to (and only to) the destination device. Star physical typology.
  26. 26Mesh physical (Logical)Messages are sent from one device to the next until they reach the destination device. Mesh physical typology.
  27. 27Opens Systems Interconnection (OSI) ModelA reference model for how applications communicate over a network without regard to its underlying internal structure and technology.
  28. 28OSI Layer 7The Application layer integrates network functionality into the host operating system and enables communication between network clients and services
  29. 29OSI Layer 6The Presentation layer formats (presents) data in a form compatible for receipt by the Application layer or the destination system. Encapsulates, restores, formats, and negotiates data and data transfers.
  30. 30OSI Layer 5The Session layer manages the client connections in which data are transferred. Manages multiple sessions,
    assigns session ID numbers to keep data streams separate, does setup, maintenance, and teardown of communication session
  31. 31OSI Layer 4The Transport layer provides a transition between the upper and lower layers of the OSI model, making them transparent to each other. Includes end-to-end flow control, port and socket number assignment, segmentation, sequencing, combination, connection services, either reliable (connection-oriented) or unreliable (connectionless) delivery of data.
  32. 32OSI Layer 3The Network layer describes how data is routed across networks and on to the destination. Identifies and maintains hosts and networks by using logical addresses.
    Determines the next network point where data should be sent.
  33. 33OSI Layer 2The Data Link layer defines the rules and procedures for hosts as they access the Physical layer
  34. 34Logical Link Control (LLC)The LLC is the upper sublayer. It is an interface between the MAC sublayer and the Network layer and provides flow control and transmission over a shared link for the logical link.
  35. 35Media Access Control (MAC)The MAC layer is the lower sublayer. The MAC sublayer controls the hardware, and provides flow control and transmission over a shared link.
  36. 36OSI Layer 1The Physical layer sets standards for sending and receiving electrical signals between devices. Conversion of data, connectors, cables, and physical topology.
  37. 37TCP/IP Modelincorporates the general concepts and structure of the OSI model, focusing specifically on the functions in the Internet layer and Transport layers
  38. 38TCP/IP Application layerOSI Session, Presentation, and Application layers. Prepares the data to be sent through the network
  39. 39TCP/IP Transport layerOSI Transport layer. Breaks the data into pieces called segments and adds sequencing and control information
  40. 40TCP/IP Internetwork layerOSI Network layer. Converts the segments into packets and adds logical network and device addresses.
  41. 41TCP/IP Network layerOSI Data-Link Layer and Physical Layer. converts the packets into frames. Adds physical device addressing information and a frame check sequence (FCS) footer for error detection, and converts the frames into bits for transmission.
  42. 42EncapsulationEncapsulation is the process of breaking a message into packets; adding control and other information; and then transmitting the message through the transmission medium.
  43. 43Address Resolution Protocol (ARP)used to determine the MAC address of the host using the destination IP address
  44. 44IP address32-bit (4-byte) logical address that can be assigned, unassigned, and reassigned as needed
  45. 45MAC addressa 48-bit (6-byte) address in hexadecimal notation that is physically assigned in the firmware of all network interfaces and uniquely identifies each interface on the network.
  46. 46SYNStarts connection between hosts
  47. 47ACKAcknowledges the receipt of a packet
  48. 48FINIndicates that no additional information will be sent
  49. 49RSTResets a connection
  50. 50URGFlags a packet as urgent
  51. 51PSHDirects the sending system to send buffered data
  52. 52Maximum Transmission Unit (MTU)MTU is the largest size data unit that can be transmitted through the network.
  53. 53Transmission Control Protocol (TCP)TCP is one of the main internet protocols. It allows computing devices and application devices to exchange messages over a network
  54. 54Subnet addressThe portion of the IP address that identifies the network the device is assigned to.
  55. 55TopologyThe term used to describe how devices are connected and how messages flow from device to device.
  56. 56Physical TopologyThe physical topology describes the way the network is wired.
  57. 57Logical TypologyThe logical topology describes the way messages are sent.
  58. 58TerminatorA device that is connected to absorb signals and prevent them from reflecting repeatedly back and forth on the cable. Terminators are used with bus topology.
  59. 59Network Protocola set of standards for communication between network hosts
  60. 60Protocol Suitea group of protocols intended to be used together
  61. 61HyperText Transfer Protocol (HTTP)Used by browsers and web servers to exchange files (such as web pages) through the world wide web and intranets
  62. 62HTTP over SSL (HTTPS) 443Is a secure form of HTTP that uses SSL to encrypt data before it is transmitted.
  63. 63Structured Query Language (SQL) 1433a language designed specifically to request data from a database
  64. 64SQLnet 1521a foundation that provides a generic interface for network protocols to connect throughout a network of applications; acts as a translator between client and server
  65. 65MySQL 3306an open-source relational database management system (RDBMS); organizes data into tables by data type to help structure the data
  66. 66Secure Sockets Layer (SSL)Secures messages being transmitted on the internet. It uses RSA for authentication and encryption. Web browsers use SSL to ensure safe web transactions. triggered by https://
  67. 67Transport Layer Security (TLS)Ensures that messages being transmitted on the internet are private and tamper proof
  68. 68File Transfer Protocol (FTP)a generic method for transferring files. It can protect access to files by requiring user names and passwords, but is in clear text. It allows file transfer between dissimilar computer systems.
  69. 69Trivial File Transfer Protocol (TFTP) 69FTP without user authentication or error detection
  70. 70Secure File Transfer Protocol (SFTP) 22Uses SSH, which ensures that SFTP transmissions use encrypted commands and data, which prevents clear text data transmissions
  71. 71Secure Copy (SCP)Used to securely transfer files between systems. Uses SSH
  72. 72Simple Network Management Protocol (SNMP) 161/162Is designed for managing complex networks. SNMP lets network hosts exchange configuration and status information
  73. 73Remote Terminal Emulation (Telnet) 23Allows a computer to remotely access the console of a computer system located somewhere else in the network. Telnet was widely used for remote management tasks, but it is rarely used today because Telnet does not use encryption
  74. 74Secure Shell (SSH) 22Allows for secure interactive control of remote systems. SSH uses RSA public key cryptography for both connection and authentication.
  75. 75Syslog 514a standard for managing and sending log messages from one computer system to another; controls the distribution of logging messages to various destinations depending on the configuration.
  76. 76Remote Desktop Protocol (RDP) 3389Used to manage devices without being physically present at the console.
  77. 77Transmission Control Protocol (TCP)Provides services that ensure accurate and timely delivery of network communications between two hosts
  78. 78User Datagram ProtocolLike TCP, but does not acknowledge each packet transmitted, nor does it allow for retransmission of lost packets
  79. 79Session Initiation Protocol (SIP) 5060/5061an open source VoIP protocol
  80. 80Internet Control Message Protocol (ICMP) 7Works closely with IP to prevent errors and control information by allowing hosts to exchange packet status information
  81. 81Internet Group Management Protocol (IGMP) 2IGMP defines host groups. All group members can receive broadcast messages (multicasts) intended for the group.
  82. 82Server1. Physical computer in a network
    2. Services provided by a physical computer
  83. 83Network Portslogical connections provided by the TCP or UDP protocols at the Transport layer. Allow a single host with a single IP address to run network services. Each port number identifies a distinct service.
  84. 8420/21TCPFTP
  85. 8522 TCP and UDPSSHFTP and SFTP
  86. 8623 TCPTelnet
  87. 8725 TCP and UDPSMTP
  88. 8853 TCP and UDPDNS
  89. 8967/68 TCP and UDPDHCP
  90. 9069 TCP and UDPTFTP
  91. 9180 TCPHTTP
  92. 92110 TCPPOP3
  93. 93119 TCPNNTP
  94. 94123 UDPNetwork Time Protocol (NTP)
  95. 95137/138/139 TCP and UDPNetBIOS Name Service
    NetBIOS Datagram Service
    NetBIOS Session Service
  96. 96143 TCPIMAP4
  97. 97161/162 UDPSimple Network Management Protocol (SNMP)
  98. 98389 TCP and UDPLightweight Directory Access Protocol (LDAP)
  99. 99443 TCP and UDPHTTP over Secure Sockets Layer (HTTPS)
  100. 100445 TCPMicrosoft Server Message Block (SMB) File Sharing
  101. 101514 UDPSyslog
  102. 102587 TCPSMTP TLS
  103. 103636 TCPLightweight Directory Access Protocol over TLS/SSL (LDAPS)
  104. 104993 TCP and UDPIMAP over SSL
  105. 105995 TCP and UDPPOP3 over SSL
  106. 1061433 TCPStructured Query Language (SQL) Server
  107. 1071521 TCPSQLNet
  108. 1081720 TCPH.323 Call Signalling
  109. 1092427/2428 UDPCisco Media Gateway Control Protocol (MGCP)
  110. 1103306 TCP and UDPMySQL
  111. 1113389 TCP and UDPRemote Desktop Protocol (RDP)
  112. 1125004/5005 TCP and UDPReal-time Transport Protocol (RTP) Data
    Real-time Transport Protocol (RTP) Control
  113. 113CrosstalkAn unwanted transfer of signals between communication channels.
  114. 114Unshielded Twisted Pair of wires (UTP)Two twisted wires that carry the data signals (one conductor carries a positive signal; one carries a negative signal).
  115. 115Shielded twisted pair (STP)Shielded twisted pair (STP) has a grounded outer copper shield around the bundle of twisted pairs or around each pair. This provides added protection against EMI.
  116. 116Plenum spaceA plenum space is a part of a building that provides a pathway for the airflow needed by heating and air conditioning systems, such as above a dropped ceiling or below a raised floor.
  117. 117Riser spaceAn area that connects multiple floors where cables can be run. This area cannot be a plenum space.
  118. 118RJ45used for Ethernet and some Token Ring connections, supports cat 5, cat 5e, cat 6, cat 6a, cat 8
  119. 119GG45 TERAsupports Cat 7 and is backwards compatible with RJ45.
  120. 120TERAIs incompatible with RJ45 and GG45, supports Cat 7
  121. 121Cat 5Cat 5 supports 100-Mb Ethernet (100BASE-TX) and ATM networking. Cat 5 specifications also support gigabit (1000 Mb) Ethernet.
  122. 122Cat 5eCat 5e is similar to Cat 5 but provides better EMI protection. It supports 100-Mb (100BASE-T) and gigabit (1000BASE-T) Ethernet.
  123. 123Cat 6Cat 6 supports 10-Gbps Ethernet (10GBASE-T) and high-bandwidth broadband communications. In most cases, Cat 6 cables include a solid plastic core that keeps the twisted pairs separate and prevents the cable from being bent too tightly.
  124. 124Cat 6aCat 6a is designed to provide better protection against EMI and crosstalk than Cat 6 cabling. Cat 6a provides better performance than Cat 6, especially when used with 10-Gbps Ethernet (10GBASE-T).
  125. 125Cat 7The Cat 7 standard was ratified years before the Cat 6a standard to support 10-Gbps Ethernet (10GBASE-T). It requires shielding on each twisted pair and the cable as a whole. It also specifies the GG45 or TERA connectors.
  126. 126Cat 8This is the fastest Ethernet cable with data transfer speed of up to 40 Gb and bandwidth support of up to 2 GHz. Cat8 uses shielded foiled twisted pair construction that includes shielding around each pair of wires within the cable to reduce near-end crosstalk.
  127. 127Krone LSA-PLUSA krone is an European-style telecommunications connector.
  128. 128Building Industry Cross-Connect (BIX)BIX is a cross-connect system. It consists of various sizes of punch down blocks, cable distribution accessories, and a punch down tool to terminate wires on the punch down block.
  129. 129Power over Ethernet (PoE)PoE is a technology that allows a single cable to provide both data and electrical power to devices such as wireless access points, IP cameras, and VoIP phones.
  130. 130PinoutWhen connecting two devices using twisted-pair cabling, the pinout determines which wire goes to which pin of the connector.
  131. 131Local exchange carrier (LEC)In the United States, LEC is a term used for a public telephone company that provides local services. LECs are sometimes called telcos.
  132. 132Demarcation point (demarc)(demarc) The demarc is the line that marks the boundary between the telecommunications (telco) equipment and your private network or telephone system.
  133. 133Main Distribution Frame (MDF)A frame or rack that is used to interconnect and manage telecommunication wiring in a building. It functions like an old-time telephone switchboard, where operators used connecting wires to route telephone calls. MDF can also refer to the room that houses the traditional MDF along with networking patch panels.
  134. 134Punch down blockA device that connects one group of wires to another through a system of metal pegs.
  135. 135Patch panelPatch panels permit circuits to be arranged and rearranged by plugging and unplugging respective patch cords on a mounted hardware assembly.
  136. 136HubThe central connecting point of a physical star. It uses a logical bus topology. L1
  137. 137BridgeA device that connects two (or more) media segments on the same subnet. It filters traffic between both segments based on the MAC address in the frame. L2
  138. 138SwitchA multi-port bridge that performs filtering based on MAC addresses and provides additional features not found in a bridge. L2
  139. 139RouterA device that connects two or more network segments or subnets.
  140. 140Wireless access pointA hub for a wireless network. As with a hub, a message sent to any wireless host connected to the AP can be received by all other wireless hosts.
  141. 141FirewallA network security system that monitors and controls incoming and outgoing network traffic based on predetermined security rules.
  142. 142Layer 3 switchA switch capable of reading Layer 3 (network) addresses and routing packets between subnets.
  143. 143—

Information

Description
AP Computer Science Flashcards on Networking 1-2 Units 1-3, created by Tahlia M on 11/01/2023.
Created by
Tahlia M
Views
0
Tags
testout labsim vocab for network pro
Rating

Feedback

What is it about?

What do you think of the new look?

How do you like it?