Browse Definitions :

Protocols

Terms related to communication protocols, including definitions about TCP, IP, UDP, POP, SMTP, HTTP, XML, W-CDMA and FTP.

802 - SMS

  • 802.11n - 802.11n is an addition to the 802.
  • Address Resolution Protocol (ARP) - Address Resolution Protocol (ARP) is a procedure for mapping a dynamic Internet Protocol address (IP address) to a permanent physical machine address in a local area network (LAN).
  • anonymous FTP (File Transfer Protocol) - Using the Internet's File Transfer Protocol (FTP), anonymous FTP is a method for giving users access to files so that they don't need to identify themselves to the server.
  • anti-replay protocol - The anti-replay protocol provides Internet Protocol (IP) packet-level security by making it impossible for a hacker to intercept message packets and insert changed packets into the data stream between a source computer and a destination computer.
  • Automatic Private IP Addressing (APIPA) - Automatic Private IP Addressing (APIPA) is a feature of Windows-based operating systems (included in Windows 98, ME, 2000, and XP) that enables a computer to automatically assign itself an IP address when there is no Dynamic Host Configuration Protocol (DHCP) server available to perform that function.
  • BGP (Border Gateway Protocol) - BGP (Border Gateway Protocol) is the protocol underlying the global routing system of the internet.
  • BOOTP (Bootstrap Protocol) - BOOTP (Bootstrap Protocol) is an internet protocol that lets a network user automatically be configured to receive an IP address and have an operating system booted without user involvement.
  • CDMA (Code-Division Multiple Access) - CDMA (Code-Division Multiple Access) refers to any of several protocols used in second-generation (2G) and third-generation (3G) wireless communications.
  • CoIP (communications over Internet Protocol) - CoIP (communications over Internet Protocol) is a set of standards defining the transmission of multimedia over the Internet.
  • connection-oriented - In telecommunications, connection-oriented describes a means of transmitting data in which the devices at the end points use a preliminary protocol to establish an end-to-end connection before any data is sent.
  • connectionless - In telecommunications, connectionless describes communication between two network endpoints in which a message can be sent from one endpoint to another without prior arrangement.
  • CRAM (challenge-response authentication mechanism) - CRAM (challenge-response authentication mechanism) is the two-level scheme for authenticating network users that is used as part of the Web's Hypertext Transfer Protocol (HTTP).
  • Data-Link layer - The data link layer is the protocol layer in a program that handles the moving of data into and out of a physical link in a network.
  • DHCP (Dynamic Host Configuration Protocol) - DHCP (Dynamic Host Configuration Protocol) is a network management protocol used to dynamically assign an Internet Protocol (IP) address to any device, or node, on a network so they can communicate using IP.
  • Distributed Management Task Force (DMTF) - The Distributed Management Task Force, Inc.
  • DROP (delivery of real-time execution information protocol) - DROP (delivery of real-time execution information protocol) is a feature of various NASDAQ (National Association of Securities Dealers Automated Quotations) protocols that allows a subscriber to continuously view vital information about trades including the date and time, the participants (by symbol or icon), order identification data, condensed descriptions, the exchange prices and relevant commissions.
  • DSTP (Data Space Transfer Protocol) - DSTP (Data Space Transfer Protocol) is a protocol that is used to index and retrieve data from a number of databases, files, and other data structures using a key that can find all the related data about a particular object across all of the data.
  • encoding and decoding - Encoding and decoding are used in many forms of communications, including computing, data communications, programming, digital electronics and human communications.
  • Enhanced Interior Gateway Routing Protocol (EIGRP) - Enhanced Interior Gateway Routing Protocol (EIGRP) is a network protocol that enables routers to exchange information more efficiently than earlier network protocols, such as Interior Gateway Routing Protocol (IGRP) or Border Gateway Protocol (BGP).
  • ES-IS (End System-to-Intermediate System) - ES-IS (End System-to-Intermediate System) is a routing protocol developed by the International Organization for Standardization (ISO) as part of their Open Systems Interconnection (OSI) model.
  • ESMTP (Extended Simple Mail Transfer Protocol) - ESMTP (Extended Simple Mail Transfer Protocol) specifies extensions to the original protocol for sending e-mail that supports graphics, audio and video files, and text in various national languages.
  • Ethernet/IP (Ethernet Industrial Protocol) - Ethernet/IP (Ethernet Industrial Protocol) is a network communication standard capable of handling large amounts of data at speeds of 10 Mbps or 100 Mbps, and at up to 1500 bytes per packet.
  • Extensible Authentication Protocol (EAP) - The Extensible Authentication Protocol (EAP) is a protocol for wireless networks that expands the authentication methods used by the Point-to-Point Protocol (PPP), a protocol often used when connecting a computer to the internet.
  • Exterior Gateway Protocol (EGP) - Exterior Gateway Protocol (EGP) is a protocol for exchanging routing information between two neighbor gateway hosts (each with its own router) in a network of autonomous systems.
  • File Transfer Access and Management (FTAM) - File Transfer Access and Management (FTAM) is an OSI application Layer 7 protocol that standardizes how files are accessed and managed in a distributed network file system.
  • FTP (File Transfer Protocol) - FTP (File Transfer Protocol) is a network protocol for transmitting files between computers over TCP/IP connections.
  • G.711 - G.711 is the default pulse code modulation (PCM) standard for Internet Protocol (IP) private branch exchange (PBX) vendors, as well as for the public switched telephone network (PSTN).
  • G.722 - G.722 is a standard for high-quality digital voice communications that is expected to lead to increased use in Voice over Internet Protocol (VoIP).
  • G.723.1 - G.723.
  • GARP (Generic Attribute Registration Protocol) - GARP (Generic Attribute Registration Protocol) is a local area network (LAN) protocol that defines procedures by which end stations and switches can register and de-register attributes, such as network identifiers or addresses, with each other.
  • GMPLS (Generalized Multiprotocol Label Switching or Multiprotocol Lambda Switching) - GMPLS (Generalized Multiprotocol Label Switching), also known as Multiprotocol Lambda Switching, is a technology that provides enhancements to Multiprotocol Label Switching (MPLS) to support network switching for time, wavelength, and space switching as well as for packet switching.
  • GVRP (GARP VLAN Registration Protocol or Generic VLAN Registration Protocol) - GVRP (GARP VLAN Registration Protocol or Generic VLAN Registration Protocol) is a standards-based protocol that facilitates control of virtual local area networks (VLANs) within a larger network.
  • H.245 - H.245 is a protocol for the transmission of call management and control signals in packet-based networks using H.
  • HDLC (High-level Data Link Control) - HDLC (High-level Data Link Control) is a group of protocols or rules for transmitting data between network points (sometimes called nodes).
  • HELLO packet - In the Open Shortest Path First (OSPF) communications protocol - which enables network routers to share information with each other, a HELLO packet is a special packet (message) that is sent out periodically from a router to establish and confirm network adjacency relationships.
  • HIPPI (High-Performance Parallel Interface) - HIPPI (High-Performance Parallel Interface) is a standard point-to-point protocol for transmitting large amounts of data at up to billions of bits per second over relatively short distances, mainly on local area networks (LAN s).
  • HTTP (Hypertext Transfer Protocol) - HTTP (Hypertext Transfer Protocol) is the set of rules for transferring files -- such as text, images, sound, video and other multimedia files -- over the web.
  • HTTP 1.1 - HTTP 1.1 is the latest version of Hypertext Transfer Protocol (HTTP), the World Wide Web application protocol that runs on top of the Internet's TCP/IP suite of protocols.
  • HTTPS (HTTP over SSL or HTTP Secure) - HTTPS (HTTP over SSL or HTTP Secure) is the use of Secure Socket Layer (SSL) or Transport Layer Security (TLS) as a sublayer under regular HTTP application layering.
  • Hypertext Transfer Protocol daemon (HTTPD) - On the Web, each server has an HTTPD or Hypertext Transfer Protocol daemon that waits in attendance for requests to come in from the rest of the Web.
  • ICMP (Internet Control Message Protocol) - ICMP (Internet Control Message Protocol) is an error-reporting protocol that network devices such as routers use to generate error messages to the source IP address when network problems prevent delivery of IP packets.
  • IIOP (Internet Inter-ORB Protocol) - IIOP (Internet Inter-ORB Protocol) is a protocol that makes it possible for distributed programs written in different programming languages to communicate over the Internet.
  • international private leased circuit (IPLC) - An international private leased circuit (IPLC) is a point-to-point private line used by an organization to communicate between offices that are dispersed throughout the world.
  • Internet Protocol (IP) - The Internet Protocol (IP) is the method or protocol by which data is sent from one computer to another on the internet.
  • IP address (Internet Protocol Address) - This definition is based on Internet Protocol Version 4.
  • IP core (intellectual property core) - An IP (intellectual property) core is a block of logic or data that is used in making a field programmable gate array (FPGA) or application-specific integrated circuit (ASIC) for a product.
  • IP telephony (Internet Protocol telephony) - IP telephony (Internet Protocol telephony) is a general term for technologies, products and services that use the Internet Protocol's packet-switched connections to support voice calling, voicemail, video calling, video conferencing, faxing and instant messaging.
  • IPsec (Internet Protocol Security) - IPsec (Internet Protocol Security) is a suite of protocols and algorithms for securing data transmitted over the internet or any public network.
  • IPTV (Internet Protocol television) - IPTV (Internet Protocol television) is a service that provides television programming and other video content using the Transmission Control Protocol/Internet Protocol (TCP/IP) suite, as opposed to broadcast TV, cable TV or satellite signals.
  • IPv6 (Internet Protocol Version 6) - IPv6 is a set of specifications from the Internet Engineering Task Force that improves IPv4 by extending IP addresses from 32 bits to 128 bits.
  • IPX (Internetwork Packet Exchange) - IPX (Internetwork Packet Exchange) is a networking protocol from Novell that interconnects networks that use Novell's NetWare clients and servers.
  • ITCH - ITCH is a direct data-feed interface that allows customers of the NASDAQ (National Association of Securities Dealers Automated Quotations) to observe or disseminate information about stock trading activities.
  • Layer Two Tunneling Protocol (L2TP) - Layer Two Tunneling Protocol (L2TP) is an extension of the Point-to-Point Tunneling Protocol (PPTP) used by an Internet service provider (ISP) to enable the operation of a virtual private network (VPN) over the Internet.
  • LDAP (Lightweight Directory Access Protocol) - LDAP (Lightweight Directory Access Protocol) is a software protocol for enabling anyone to locate data such as organizations, individuals and other resources such as files and devices in a network -- whether on the public internet or on a corporate intranet.
  • Link Control Protocol (LCP) - In computer networking, Point-to-Point Protocol (PPP) provides a standard way to transport multiprotocol data over point-to-point links; within PPP, Link Control Protocol (LCP) establishes, configures and tests data link internet connections.
  • MIME (Multi-Purpose Internet Mail Extensions) - What is MIME? MIME (Multi-Purpose Internet Mail Extensions) is an extension of the original Internet e-mail protocol that lets people use the protocol to exchange different kinds of data files on the Internet: audio, video, images, application programs, and other kinds, as well as the ASCII text handled in the original protocol, the Simple Mail Transport Protocol (SMTP).
  • Mobile IP - Mobile IP is an Internet Engineering Task Force (IETF) standard communications protocol that is designed to allow mobile device users to move from one network to another while maintaining their permanent IP address.
  • Mobile IPv6 (MIPv6 or Mobile Internet Protocol version 6) - Mobile IPv6 (MIPv6) is a protocol developed as a subset of Internet Protocol version 6 (IPv6) to support mobile connections.
  • modem error-correcting protocols - The protocols that modems agree on and use for checking and correcting transmission errors have evolved toward accuracy, speed, and efficiency since 1978 when the Xmodem protocol became a de facto standard.
  • Multiprotocol Label Switching (MPLS) - Multiprotocol Label Switching (MPLS) is a protocol-agnostic routing technique designed to speed up and shape traffic flows across enterprise wide area and service provider networks.
  • NDMP (Network Data Management Protocol) - NDMP (Network Data Management Protocol) is an open protocol used to control data backup and recovery communications between primary and secondary storage in a heterogeneous network environment.
  • NetFlow - NetFlow is a network protocol developed by Cisco for the collection and monitoring of network traffic flow data that is generated by most Cisco routers and switches.
  • network protocol - A network protocol is a set of established rules that dictate how to format, transmit and receive data so that computer network devices -- from servers and routers to endpoints -- can communicate, regardless of the differences in their underlying infrastructures, designs or standards.
  • Network Time Protocol (NTP) - Network Time Protocol (NTP) is a protocol used to synchronize computer clock times in a network.
  • Next Hop Resolution Protocol (NHRP) - Next Hop Resolution Protocol (NHRP) is an automated configuration technology that routes data on a distributed network by discovering the best routing path between endpoints.
  • OCSP (Online Certificate Status Protocol) - OCSP (Online Certificate Status Protocol) is one of two common schemes for maintaining the security of a server and other network resources.
  • OLTP (online transaction processing) - OLTP (online transaction processing) is a class of software programs capable of supporting transaction-oriented applications on the Internet.
  • Open Data-Link Interface (ODI) - ODI (Open Data-Link Interface) is a software interface that allows different Data-Link Layer protocols to share the same driver or adapter in a computer.
  • OSPF (Open Shortest Path First) - The OSPF router protocol is used to find the best path for packets as they pass through a set of connected networks.
  • OTTO protocol (OUCH To Trade Options) - OTTO (OUCH To Trade Options) is a digital communications protocol that allows customers of the NASDAQ (National Association of Securities Dealers Automated Quotations) to conduct business in the options market.
  • OUCH protocol - OUCH is a digital communications protocol that allows customers of the NASDAQ (National Association of Securities Dealers Automated Quotations) to conduct business in the options market.
  • PCoIP (PC over IP) - PC over IP (PCoIP) is a remote display protocol that Teradici developed for delivering remote desktops and applications to endpoints.
  • Point-to-Point Protocol over Ethernet (PPPoE) - Point-to-Point Protocol over Ethernet (PPPoE) is a network protocol that facilitates communication between network endpoints.
  • poison reverse - In a computer network that uses the Routing Information Protocol (RIP) or other distance vector routing protocol, poison reverse is a loop avoidance process.
  • POP3 (Post Office Protocol 3) - POP3 (Post Office Protocol 3) is the most recent version of a standard protocol for receiving e-mail.
  • PPP (Point-to-Point Protocol) - PPP (Point-to-Point Protocol) is a standard used to establish a direct connection between two network nodes that enables the transport of multiprotocol data.
  • Q signaling (QSIG) - Q signaling (abbreviated QSIG), a protocol for Integrated Services Digital Network (ISDN) communications based on the Q.
  • Q.931 - Q.931 (also called Q93 is a signaling protocol for Integrated Services Digital Network (ISDN) communications that is used in voice over IP (VoIP).
  • QIX (NASDAQ Information Exchange protocol) - QIX (NASDAQ Information Exchange protocol) is a proprietary specification intended to streamline automated trading in the financial industry.
  • RASHport (Routing and Special Handling) - RASHport, also called RASH (Routing and Special Handling), is a digital communications protocol that allows customers of the NASDAQ (National Association of Securities Dealers Automated Quotations) to conduct business in the options market.
  • Real Time Streaming Protocol (RTSP) - Real Time Streaming Protocol (RTSP) is an application-level network communication system that transfers real-time data from multimedia to an endpoint device by communicating directly with the server streaming the data.
  • Real-time Transport Protocol (RTP) - Real-time Transport Protocol (RTP) is a network standard designed for transmitting audio or video data that is optimized for consistent delivery of live data.
  • remote desktop - Remote desktop is a program or an operating system feature that allows a user to connect to a computer in another location, see that computer's desktop and interact with it as if it were local.
  • remote desktop protocol (RDP) - Remote desktop protocol (RDP) is a secure network communications protocol from Microsoft.
  • Reverse Address Resolution Protocol (RARP) - RARP (Reverse Address Resolution Protocol) is a protocol by which a physical machine in a local area network can request to learn its IP address from a gateway server's Address Resolution Protocol (ARP) table or cache.
  • route summarization (route aggregation) - Route summarization, also called route aggregation, is a method of minimizing the number of routing tables in an IP (Internet Protocol) network.
  • Routing Information Protocol (RIP) - Routing Information Protocol (RIP) is a distance vector protocol that uses hop count as its primary metric.
  • RS-232C - RS-232C is a long-established standard ("C" is the current version) that describes the physical interface and protocol for relatively low-speed serial data communication between computers and related devices.
  • RSVP (Resource Reservation Protocol) - RSVP (Resource Reservation Protocol) is a set of communication rules that allows channels or paths on the Internet to be reserved for the multicast (one source to many receivers) transmission of video and other high-bandwidth messages.
  • S-HTTP (Secure HTTP) - S-HTTP (Secure HTTP) is an extension to the Hypertext Transfer Protocol (HTTP) that allows the secure exchange of files on the World Wide Web.
  • SDP (Session Description Protocol) - SDP (Session Description Protocol) is a set of rules that defines how multimedia sessions can be set up to allow all end points to effectively participate in the session.
  • Secure Shell (SSH) - SSH, also known as Secure Shell or Secure Socket Shell, is a network protocol that gives users, particularly system administrators, a secure way to access a computer over an unsecured network.
  • Server Message Block protocol (SMB protocol) - The Server Message Block protocol (SMB protocol) is a client-server communication protocol used for sharing access to files, printers, serial ports and other resources on a network.
  • Session Announcement Protocol (SAP) - Session Announcement Protocol (SAP) is a protocol used to define the format and describe the information that will be exchanged during a multicast conferencing session.
  • Session Initiation Protocol (SIP) - Session Initiation Protocol (SIP) is a signaling protocol used for initiating, maintaining, modifying and terminating real-time sessions that involve video, voice, messaging and other communications applications and services between two or more endpoints on IP networks.
  • short message service center (SMSC) - A short message service center (SMSC) is the portion of a wireless network that handles SMS operations, such as routing, forwarding and storing incoming text messages on their way to desired endpoints.
  • Simple Network Management Protocol (SNMP) - Simple Network Management Protocol (SNMP) is an application-layer protocol for monitoring and managing network devices on a local area network (LAN) or wide area network (WAN).
  • Skinny Client Control Protocol (SCCP) - Skinny Client Control Protocol (SCCP) is a Cisco proprietary standard for terminal control for use with voice over IP (VoIP).
  • sliding window (windowing) - The sliding window (windowing) technique is used by Transmission Control Protocol (TCP) to manage the flow of packets between two computers or network hosts.
  • SMS gateway - An SMS gateway is a website that allows users to send SMS messages from a web browser to people within the cell served by that gateway.
SearchCompliance
  • OPSEC (operations security)

    OPSEC (operations security) is a security and risk management process and strategy that classifies information, then determines ...

  • smart contract

    A smart contract is a decentralized application that executes business logic in response to events.

  • compliance risk

    Compliance risk is an organization's potential exposure to legal penalties, financial forfeiture and material loss, resulting ...

SearchSecurity
SearchHealthIT
SearchDisasterRecovery
  • What is risk mitigation?

    Risk mitigation is a strategy to prepare for and lessen the effects of threats faced by a business.

  • change control

    Change control is a systematic approach to managing all changes made to a product or system.

  • disaster recovery (DR)

    Disaster recovery (DR) is an organization's ability to respond to and recover from an event that affects business operations.

SearchStorage
  • secondary storage

    Secondary storage is persistent storage for noncritical data that doesn't need to be accessed as frequently as data in primary ...

  • optical storage

    Optical storage is any storage type in which data is written and read with a laser.

  • JBOD (just a bunch of disks)

    JBOD, which stands for 'just a bunch of disks,' is a type of multilevel configuration for disks.

Close