Streaming live multimedia through a LAN. The software uses TV Tuner card to capture live data, and then transports it through the network using Multicast protocols. The clients can then access this stream from any node in the network.
Defines interface standards at the physical layer of the OSI seven-layer model. The standard defines a hierarchy of interface rates that allow data streams at different rates to be multiplexed.
A fiber-based system used to increase throughput and bandwidth of data transmission through a set of standard multiplexing parameters. The base level of a SONET signal is at 51.84 million bits per second, which is a DS-3 with extra overhead for maintenance and diagnostics capabilities. Each SONET level is called optical carrier (OC); hence the base level is OC-1, with increments increasing to OC-192.
is a standard that defines how data flows across fiber optics. The phone companies uses SONET internally to move lots of data around. They also use SONET to provide service to customers. If you get a SONET link from the phone company, it looks like they've given you your very own dark fiber. In fact, you may be sharing a physical fiber with other people, but the way SONET is defined, you'll never know.
A fiber optic, dedicated transport service that allows high volumes of information to be transmitted between multiple sites in either a point-to-point configuration, OC-N Service, or between customer's locations and central offices creating a wide area network, Dedicated Ring Service.
An optical interface standard that allows different digital signals to be transported using a base transmission rate of 51.84 megabits per second OC-1 (Optical Carrier) STS-1 (Synchronous Transport Signal). Higher rates are direct multiples of the basic OC-1 building block. A Private Line service offered through Verizon Wholesale that uses industry standard interfaces for implementing a robust, survivable transport technology. Learn more.
An ANSI standard for transmitting information over optical fiber. This standard is used or accepted in the United States and Canada and is a variation of the SDH international standard.
Synchronous Optical Networking. The standard protocol for communication on fibre optic networks.
the US standard for synchronous data transmission on optical media. SONET ensures standards so that digital networks can interconnect internationally and that existing conventional transmission systems can take advantage of optical media through tributary attachments. SONET provides standards for a number of line rates up to the maximum line rate of 9.953 Gbps. Actual line rates approaching 20 gigabits per second are possible. SONET is considered to be the foundation for the physical layer of the broadband ISDN.
The North American standard widely used for high-speed transmission of data over optical fiber.
The Nationals Exchange Carries Associations standard for optical transmission at gigabits per second speeds. For example, digital signals on T circuits range from (T1) 1,544,000 bits per second to (T3) 44,376,000 bits per second. The slowest SONET OC-1 optical transmission rate of 51,840,000 bits per second is slightly higher than the T3 rate.
A standard for data communications using fiber optics.
A series of standars for high speed fibre optic transmission systems. Type Bit Rate Equivalent OC-1 51.84 Mbps 1 DS-3 or 28 DS-1s OC-3 155.52 Mbps 3 OC-1s OC-12 622.08 Mbps 4 OC-3s or 12 OC-1s OC-48 2488.32 Mbps 4 OC-12s OC-192 9953.28 Mbps 4 OC-48s
Synchronized Optical Network. (OC12SONET is 622 Mbits per second, approx equivalent to 12 T3's or 336 T1's)
Standard for digital transmission at rates from 51.84 Mbps to beyond 2.4 Gbps (gigabits per second).
Acronym for Synchronous Optical NETwork, is a hierarchical standard for a high speed (45 Mbps to 2.4 Gbps) transport network.
This is a fiber optic network in a ring topology, often used to carry voice signals or Internet traffic. One ring is described as hot, or carrying data. The other ring is the protect, or standby, ring that transmits data in the opposite direction in case of service degradation or a fiber cut. Typically within 50 milliseconds of a failure, SONET equipment on the edge of the failing segment attempts to construct a new ring using a combination of standby fiber and hot fiber.
Synchronous Optical Network is a standard for optical transmission. It is a physical layer framing structure at rates from about 51.84 Mbps through over 9.9 Gbps.
Short for Synchronous Optical Network, a standard for connecting fiber-optic transmission systems.
A standard for transmitting high-speed digital bits over fiber optic cabling. Telephone companies use SONET to transmit data from multiple customers.
Synchronous Optical NETwork. An ANSI standard for multiplexing and demultiplexing of optical signals that run over fiber optic infrastructure. SONET is classified based on its traffic carrying capacity into OC-1 (51.8 Mbps), OC-3 (155 Mbps), and so on. SONET is used in North America, the European version is called SDH. SONET is often used in backbone network, providing transport for any kind of access networks. Also see SDH.
Synchronous Optical Network. A broadband networking standard based on point-to-point optical fibre networks.
SONET or Synchronous Optical Network is a Bellcore-developed, CCITT, international standard for high speed communication over fiber-optic networks. SONET functions as a carrier for ATM fixed length packets (53 bytes). TCP/IP can ride on top of SONET and ATM. All major IXCs are completing the installation of SONET and ATM on their backbones at speeds ranging up to OC48 (2.4 gigabits per second). OC-3, etc refers to the measurements for SONET based circuit speed.
Synchronous Optical NETwork A networking technology for sychronous data transmission in fixed-size frames. It is the North American version of SDH. Popular in telecom networks because of its deterministic behaviour, manageability and resiliency. SONET s is however very costly and inflexible and have poor interoperability between vendors, which has limited it to exist only in WAN
Synchronous Optical Network is an ANSI standard. [The international equivalent of SONET, standardized by the ITU-T, is called Synchronous Digital Hierarchy (SDH).
(Synchronous Optical Network) There are specifications for 51.84Mbps to 2488.32Mbps (See STS-n (OC-n) and STM-n).
Transport network for synchronously multiplexed tributary signals. The standard defines a set of transmission rates, signals and interfaces for fiber optic transmission. Sonet is also an emerging standard proposed by Bellcore (Bell Communications Research, the standards organization of the US Bell Operating companies) for a synchronous optical transmission protocol. The broadband fiber network it supports is formed by a family of network elements conforming to the Sonet interface requirements. The basic electrical signal runs at 51.840Mbit/s - approximately 51 times the bandwidth of a standard US, Ti leased line (1.544Mbit/s). Sonet grows in multiples of the basic signal into the multi-Gigabit range. It is intended to be able to add and drop lower bit rate signals from the higher bit rate signal without needing electrical demultiplexing.
Synchronous Optical Network - An ANSI-defined standard for high speed and high quality digital optical transmission. It has been recognized as the North American standard for SDH.
Synchronous Optical NETwork. An optical interface standard that allows network transmission products from different vendors to communicate. SONET was designed with flexibility in mind, and is generally considered to offer significant advantages over the asynchronous transport mode (ATM).
Synchronous Optical Network. A family of fiber optic transmission rates ranging from 51.84 Mb/s to 13.22 Gb/s that provides the flexibility to transport many digital signals with different capacities and to provide a design standard for manufacturers. See also SDH.
Synchronous optical network - North American high speed baseband digital transport standard specifying incrementally increasing data stream rates for movement across digital optical links
High-speed fiber-optic network constructed in rings so that data can be re-routed in the event of a fiber cut. Conxion data centers are connected to diverse SONET rings. As a result, it would take four fiber cuts to disconnect a Conxion data center from the Internet.
Synchronous Optical Network; a set of American standards equivalent to SDH. SONET provides standards for a number of line rates up to the maximum line rate of 9.953 gigabits per second (Gbps). Actual line rates approaching 20 gigabits per second are possible. SONET is considered to be the foundation for the physical layer of the broadband ISDN (BISDN).
synchronous optical network; the North American variant of SDH
Synchronous Optical NETwork. A high speed (up to 2.5 Gbps), fiber-optic transmission system for digital traffic. SONET uses time division multiplexing (TDM) to send multiple data streams simultaneously. STS1 is the basic building block of SONET.rs).
Synchonous Optical NETwork
Synchronous Optical Network. A network standard that uses fiber optics to transmit data at gigabit level bandwidth.
Synchronous Optical Network. U.S. standard for synchronous data transmission on optical media. The international equivalent of SONET is synchronous digital hierarchy (SDH).
A high-speed fiber-optic network used to interconnect high-speed networks. SONET can carry data 50 times faster than T-3 rates while providing higher-quality signals. SONET operates by multiplexing low-speed lines onto high-speed trunk lines.
The Telephone network, very fast optical phone connections.
The synchronous optical network, known in Europe as synchronous digital hierarchy, or SDH. This is a 20-year-old standard for metropolitan fiber rings, used by ILECs. Traffic is carried in an electronic packet transported over fiber, using dual counter-rotating rings. The systems are relatively inexpensive to implement, but they were designed in the 1970s for primarily circuit-switched voice traffic, so they make very inefficient use of bandwidth in carrying traffic that is mostly IP-encapsulated data.
Synchronous Optical Network A highspeed fibre optic network.
Synchronous Optical Network. Synchronous multiplexing for fiber optical transport. Supports synchronous as well as asynchronous payloads. Signals come in multiples of OC-1, 51.84 Mb/s
(Synchronous Optical Network) - Standards for digital transmission at rates ranging from 51.84 Mpbs to 2.4 Gbps.
The Synchronous Optical Network SONET includes a set of signal rate multiples for transmitting digital signals on optical fiber. The base rate (OC-1) is 51.84 Mbps. OC-2 runs at twice the base rate, OC-3 at three times the base rate, and so forth. Planned rates include OC-1, OC-3 (155.52 Mbps), OC-12 (622.08 Mbps), and OC-48 (2.488 Gbps). Asynchronous transfer mode (ATM) makes use of some of the Optical Carrier levels.
Synchronous Optical Network Proposed by Bellcore in the ‘80s, SONET has become an ANSI (American National Standards Institute) standard as well as an ITU international standard named SDH that defines interface standards at the physical layer 1 level. It allows data streams of differing rates to be multiplexed. It is generally implemented over fiber optic cable and is often configured in a ring allowing it to reroute traffic with no interruption of service, should a cable be cut.
Synchronous optical network, a North American high speed baseband digital transport standard for the transmission of data using fiber optics.
An ultra-high-speed, fiber optic transmission standard developed for large-scale, fiber-based digital transmission networks that use equipment from many different manufacturers.
An acronym for Synchronous Optical Network, SONET is an interface standard that converts electric pulses to light pulses and back, and enables telecom carriers to transmit data from a variety of sources over the same networks.
Synchronous Optical Network. A standard format for transporting a wide range of digital telecommunications services over optical fiber. SONET is characterized by standard line rates, optical interfaces, and signal formats. See also SDH.
Synchronous Optical Network transmission systems (provides an international standard family of transmission channels at optical rates); utilizes fiber optic technology.
Synchronous Optical Network (réseau optique synchrone)
Synchronous Optical NETwork, a set of standards for data communication over fiber optic cable at speeds between 51.84 Mbps and 13 Gbps.
Synchronous Optical Network. A set of standards for the digital transmission of information over fibre optics. Based on increments of 51 Mbps.
Synchronous Optical Network: Standards established by the American National Standards Institute defining optical fiber transmission speeds, manufacturing requirements, interface criteria and other requirements for compatible transmission of traffic.
Synchronous Optical Network (Red Optica Sincrónica) A standard one defined by the ANSI for high speeds and greater digital quality in transmisiónóptica. In North America it is recognized like the standard one for SDH.
A standard for fiber optic transmission that is part of B-ISDN.
The ANSI standard for synchronous data transmission on optical media. It ensures that digital networks can interconnect and that existing conventional transmission systems can take advantage of optical media through tributary attachments. SONET defines a base rate of 51.84 Mbps and a set of multiples of the base rate known as Optical Carrier levels ( OCx).
See Synchronous Optical Network.
Synchronous Optical Network. The networking service that is replacing copper-based circuits in the phone companies' networks. Sonet is delivered over fiber optic cables. T-1 and T-3 circuits delivered on copper wires have been the standard wide-area networking medium for many years. T-1 circuits or DS-1 (Digital Signaling 1) operate at 1.544 Mbps. T-3 or DS-3 circuits operate at 45 Mbps. Sonet circuits are called OC-3 or OC-12. The OC-3 circuit is roughly equivalent to 3 T-3s, and the OC-12 is roughly 12 T-3s. The fiber optic cables are smaller, lighter, and more impervious to noise or static than their forebears.
Synchronous Optical Network. A physical layer interface standard for fiber optic transmission. High-speed synchronous network specification developed by Telcordia Technologies, Inc. and designed to run on optical fiber. STS-1 is the basic building block of SONET. Approved as an international standard in 1988.
Synchronous Optical Network A 1984 ANSI standard (developed by ECSA) for optical fiber transmission on the public network. 52Mbps to 13.22Gbps. Effective for ISDN services including ATM. (See OC - Optical Carrier SONET transport levels)
Synchronized Optical Network Transmission. High-speed data and multimedia transmission system to office buildings.
Synchronous Optical NETwork. An ANSI/CCITT standard for standardizing the use of optical communication systems.
Synchronous Optical Network, a worldwide transmission standard allowing digital data transmission between local exchange companies, competitive local exchange companies, long distance carriers, competitive long distance carriers, and any foreign country
Synchronous Optical Network is designed to take advantage of high-speed transmission rates available with fiber. SONET is expected to eventually take the place of T-carrier facilities as the next generation of high speed time-division multiplexing. SONET speeds start as low as OC-1 (51.84 Mbps) to OC-48 (2.488 Gbps) and beyond.SONETs are generally designed as a closed loop 'ring' and are self-healing, if a break in fiber occurs, the transmissions are automatically rerouted back through the non-damaged portion of the network. SONET has redundancy built into its architecture.
Synchronous Optical Network. A set of standards for transmitting digital information over optical networks. Uses fiber optic ring technology.
Synchronous Optical NETwork. A family of fiber-optic transmission rates from 51.84 Mbps to 13.22 Gbps, created to provide the flexibility needed to transport many digital signals with different capacities, and to provide a standard for manufacturers to design from.
Synchronous Optical Network Standard. An emerging International Telegraph and Telephone Consultative Committee ( CCITT) standard for synchronous transmission up to multigigabit speeds. The standard promises multivendor interoperability, improved troubleshooting and network survivability. As a Layer 1 standard, it will be the foundation for broadband ISDN (Integrated Services Digital Network)
SONET (standing for Synchronous Optical Networking) is a standard for communicating digital information over optical fiber. It was developed to replace the PDH system for transporting large amounts of telephone and data traffic. It is defined by GR-253-CORE from Telcordia. The more recent Synchronous Digital Hierarchy (SDH) standard built on the experience of the development of SONET. Both SDH and SONET are widely used today; SONET in the U.S. and Canada, SDH in the rest of the world.
Synchronous Optical Network. A set of ANSI synchronous digital hierarchy standards for fibre-optic networks. It uses STS-1 (51.84 Mbps) as the basic building block for multiplexing and transmitting voice, data and video.
(Synchronous Optical Network) A standard for connecting fiber-optic transmission systems. SONET defines interface standards at the physical layer of the OSI model. The international equivalent of SONET, standardized by the ITU, is SDH.
Synchronous Optical NETwork. A high-speed digital fibre optic network.
Synchronous Optical Network. High-speed (up to 2.5 Gbps) synchronous network specification developed by Bellcore and designed to run on optical fiber. STS-1 is the basic building block of SONET. Approved as an international standard in 1988. See also SDH, STS-1, and STS-3c.
Synchronous Optical Network; a telephony standard for the transmission of information over fiber-optic channels.
Synchronous Optical Network. The standard for synchronous data transmission across optical media
Synchronous Optical NETwork. A type of communications network associated with the AI191.
A standard for using optical media as the physical transport for high-speed long-haul networks. SONET basic speeds start at 51.84 Mbps and go up to 2.5 Gbps.
A family of fiber-optic transmission rates from 51.84 Mbps to 13.22 Gbps, created to provide the flexibility needed to transport many digital signals with different capacities, and to provide a design standard for manufacturers. SONET is an optical interface standard that allows interworking of transmission products from multiple vendors. It defines a physical interface, optical line rates known as Optical Carrier (OC) signals, frame format, and an OAM&P protocol (Operations, Administration, Maintenance, and Provisioning).
ynchronous optical network.
A technology for connecting fiber-optic transmission systems.
The ANSI standard, incorporated into the SDH standard, defines a line rate hierarchy and frame formats for use with high-speed optical-fiber transmission systems (50.84Mbps to 2.488Gbps).
Abbreviation for synchronous optical network transport system. An interface standard widely used by the telecom industry where OC-3 is the lowest current rate (155.5 Mb/s), and OC-768 is the highest rate being contemplated (39.808 Gb/s). Valid rates increase by a factor of four from the OC-3 rate up to OC-768.