- A block of data that carries addressing information, as well as any other information needed to establish an X.25 switched virtual circuit.
Dictionary of networking . 2014.
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Packet switched network — A Packet Switched Network, or PSN, refers to the packet switched networks that existed before the Internet. The history of such networks can be divided into three eras:early networks before the introduction of X.25 and OSI,the X.25 era when many… … Wikipedia
Packet Layer Protocol — or PLP is the network layer protocol for X.25 protocol. PLP manages the packet exchanges between DTE (data terminal) devices across VCs (virtual circuits). PLP also can be used on ISDN using Link Access Procedures, D channel (LAPD).There are 5… … Wikipedia
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packet radio — Digital, connectionless, two way, wireless data communications services that utilize channels in the 800 to 900 MHz SMR band, operate at between 4800 and 19.2K bps. per channel, and support transparent subscriber roaming and call handoff… … IT glossary of terms, acronyms and abbreviations
Deep packet inspection — (DPI) (also called complete packet inspection and Information eXtraction IX ) is a form of computer network packet filtering that examines the data part (and possibly also the header) of a packet as it passes an inspection point, searching for… … Wikipedia
General Packet Radio Service — (GPRS) is a packet oriented mobile data service on the 2G and 3G cellular communication system s global system for mobile communications (GSM). GPRS was originally standardized by European Telecommunications Standards Institute (ETSI) in response … Wikipedia
High-Speed Uplink Packet Access — (HSUPA) is a 3G mobile telephony protocol in the HSPA family with up link speeds up to 5.76 Mbit/s. The name HSUPA was created by Nokia. The 3GPP does not support the name HSUPA , but instead uses the name Enhanced Uplink (EUL). [… … Wikipedia
Voice call continuity — The 3GPP has defined the Voice Call Continuity (VCC) specifications in order to describe how a voice call can be persisted, as a mobile phone moves between circuit switched and packet switched radio domains (3GPP TS 23.206).Many mobile phones are … Wikipedia
Conference call — A Polycom phone made specifically for conference calls. A conference call is a telephone call in which the calling party wishes to have more than one called party listen in to the audio portion of the call. The conference calls may be designed to … Wikipedia