Appendix 4 And 5

73 APPENDIX 4 OPERATIONAL DEFINITION OF TERMS The following terms are defined for better understanding of the project: Data security is the means of ensuring that data is kept safe from corruption and that access to it is suitably controlled

23 Datagram refer to as used interchangeably with the words data packet and network message to identify a unit of information that’s exchanged.

DNS Domain Name Service is the service provided by one or more computers in a network to help locate a path to a desired node. This saves every system on a network from having to keep a list of every system it wants to talk to. Used by mail gateways.

GOSIP Government Open System Interconnection Profile is the collection of OSI protocols used in U.S. government computer networks and projects.

Internet refer to a computer network based on TCP/IP and related protocols. A public network of networks interconnecting businesses, universities, government facilities, and research centers.

FTAM File Transfer, Access, and Management refers to a file transfer and management protocol as specified by OSI.

74 FTP File Transfer Protocol refers to which enables file transfer between systems.

IP Internet Protocol is the protocol responsible for transporting datagrams across the Internet.

NFS Network File System is the network virtual disk system that enables a clientcomputer to mount remote file systems and directories. Originally developed by Sun Microsystems.

NIC Network Information Center is the people who are responsible for administering Internet and TCP/IP addresses, as well as network names.

Node refers to a computer on a network. OSI Open System Interconnection, the ISO standard model for defining data communication.

RFC Request For Comments refers to the documentation maintained by NIC relating to Internet protocols, addressing, routing, configuration, and other related Internet topics. RIP Routing Information Protocol refers to which is used to exchange information between routers.

75 RMON Remote monitor is the remote network monitor that enables the collection of information about network traffic.

RPC Remote Procedure Call refers to which enables procedures to be executed on a server.

SMTP Simple Mail Transfer Protocol refers to which is used to transfer electronic mail between systems.

SNMP Simple Network Management Protocol is the protocol used to manage remote network devices and to collect information from remote devices related to configuration, errors, and alarms.

TCP Transmission Control Protocol is the protocol between a pair of applications responsible for reliable, connection-oriented data transmission.

Telnet is the protocol used to establish remote terminal connections.

UDP User Datagram Protocol refers to a connectionless protocol used to transfer data between agents.

VT Virtual terminal is the method for using Telnet to log in to remote systems through the network.

76 APPENDIX 5 OPERATIONAL LIST OF ACRONYMS CGI stands for Common Gateway Interface

3 DNS stands for Domain Name Service GOSIP means Government Open System Interconnection Profile GUI stands for Graphical User Interface FTAM means File Transfer, Access, and Management FTP stands for File Transfer Protocol IP stands for Internet Protocol LAN means Local Area Network NFS stands for Network File System NIC stands for Network Information Center NT means New Technology POP means Post Office Protocol RFC stands for Request For Comments RIP stands for Routing Information Protocol RMON means Remote monitor RPC means Remote Procedure Call SMTP stands for Simple Mail Transfer Protocol SNMP means Simple Network Management Protocol TCP stands for transmission Control Protocol UDP means User Datagram Protocol VT stands for Virtual terminal

77 WAN means Wide Area Network WWW means World Wide Web