The cisco ip vsat module is a satellite modem or indoor unit idu on a network module integrated in an integrated services router. A very small aperture terminal vsat is an earth station that can be divided into two areas. The majority of vsat antennas range from 75 cm to 1. There are a number of different manufactures of vsat hardware within each category above, so that each satellite company can design a vsat to meet their customers specifications and the requirements of a the selected satellite network. Uhp networks satellite uhp vsat platform isotropic networks. Vsats a very small aperture terminal vsat is an earth station that can be divided into two areas. Cisco ip vsat satellite wan network module for the cisco. Vsat very small aperture terminal is a satellite communications system that serves home and business users. Square informatix ltd vsat connectivity isp bangladesh. Data sent to the vsat terminal from the dtes is buffered and transmitted to the hub in packets. Network intended for needed to domestic customers and small businesses, such as internet cafes and village wifi hotspots.
Vsat components applications the cisco ip vsat module provides for ipbased data, voice, and video communications over satellite, thus allowing enterprise, commercial. The software offers detailed path analysis and performance predictions for technical components of satellite constellations, including intelsat, brazilsat, and others. The earth station is designed to transmit and receive data signals via a. Main station which is also what we call center station or hub, is main. Satellite data communications using vsat systems extending it networks to the global context. Unlike most terrestrial alternatives, satellite networks can be. There are a number of different manufactures of vsat hardware within each category above, so that each.
Sometimes called componentware, software designed to work as a component of a larger application. Star network the star network is the most commonly used topology for both unidirectional and bidirectional networks providing much greater flexibility. This is how a star data, tdmtdma vsat network works using a hub station, usually six metres or more in size and small vsat antennas between 75 centimetres and 2. Stratigns vsat monitoring system stnvms intercepts inroute and outroute traffic through vsat networks that operate on vsat modems like idirect, gilat and. That satellite dish on a neighbors home or the roof a corporate building is a vsat terminal. Cisco ip vsat satellite wan network moduleschapter of thecisco network modules hardware. A central hub a satellite a virtually unlimited number of vsat user terminals. The satnms nms allows the central management of multiple vlcs on different sites and provides the communication facilities to connect these. Data rates, in most cases, range from 4 kbits up to 16 mbits. Ease of maintenance achieved by intelligent internal design.
Additional photographic assessment of components may be requested for 3rd party used vsat equipment connections. At the hub is a network management system server, which allows the network operator to monitor and control the. Speedcast atlas unites our diverse vsat satellite connectivity resources into a single, seamless network experience. The vsat network key components are listed and described in this short sixtysec clip. If you live in a remote area, then you are aware that there are a limited number of options when it comes to telecommunications and internet connectivity. Components the hardware components consist of a stabilized vsat very small aperture terminal antenna, a gps receiver and a gatewayrouter system. The very small part of the acronym refers to the size of the antenna reflector.
Combat service support communications css comms includes the combat service support automated information systems interface caisi and the css satellite communications css. The 10 things you should know about caisi and css vsat. Indoor unit idu, which generally serves to connect the local network to the hub. Note for softwarerelated prerequisites, see the cisco ip vsat satellite wan network module.
Planning and implementing the network, communications news, 252, 4447. A vsat end user needs a box that interfaces between the users computer and an outside antenna with a transceiver. Computer network components include the major parts that are needed to install a network both at the office and home level. In general, vsat adopts the structure of star network. All changes to such a vsat will be made from the nms. Vsat network architecture vsat network topology types.
Vsat antennas can be vehicle mounted, maritime stabilized, fixed, or portable. The uhp networks vsat platform has a unique, software defined network. Any terminal components found to contain unauthorized software will result in the satellite terminal being immediately disconnected from the css satcom. A vsat is any twoway internet satellite antenna that is smaller than an earth. The tranceiver receives or sends a signal to a satellite transponder in the sky. This page describes vsat network architecture and mentions vsat network topology types. The vsat communicates to the hub through express am1. Cdm840 cdm800 cdd880 ctog250 memotec products stampede fx series vipersat products. This paper is concerned with modelling and simulation of vsat very small aperture terminal data messaging network operating in india at karnataka with extended cband.
System configuration and technical specifications of furunos kuband vsat ku100. Indoor unit idu, which generally serves to connect the local network to the hub through the satellite link. Indoor unit idu, which generally serves to connect the local network. The principal characteristics of an interactive vsat network are. Network the network consists of a hub located at bangalore and vsats located throughout the country. Vsat networks typically follow a network architecture form called a vsat. From gps to satellite tv to the communication networks that make. This unique architecture allows satellite networks to be configured according to the. Chapter 1 vsat new pictures ssi learning resource center. With atlas, you get a network of networks from both vsat and mss. Very small aperture terminal vsat is technology that is commonly referred to as a private earth station. For more information, view the full tutorial on vsat at. Any terminal components found to contain unauthorized software will result in the satellite terminal.
It connects to an outdoor unit odu, which includes the dish antenna and associated receiver and transmitter, through coaxial cables. Presentation on vsat very small aperture terminal tuesday, october 25, 2011 slideshare uses cookies to improve functionality and performance, and to. Vsat is used for many applications which include internet access,distance education,telemedicine,telephony,banking,video. The afg voip switch series is intended for applications interfacing between the pbx and the voip network. Cisco ip vsat satellite wan network module nm1vsat. Vsat is used for many applications which include internet access,distance education,telemedicine,telephony,banking,video conferencing and more. This transmitter mounted on the satellite dish sends and receives digital signals to a satellite at the same time. The idu components vary, depending on the functions required, but the components typically include these items. Vsat is the short form of very small aperture terminal. The hub controls the entire operation of the communications network.
A good analogy is the way personal computers are built up from a collection of. Rignet is a leading provider of broadband, plugand play, voice. The users devie is connected to the satellite dish. Lightweight radome that achieves enhanced resistance to vibration. Vsat is a technology that represents another option for internet connectivity in extremely remote areas and distant field locations. Network operators can start new hub operation or easily upgrade to dvbs2acm through their existing hub investment, adding new evolution line cards and remote routers along with new. Topics covered include the vsat components, the process of site surveying, antenna installation and alignment, satellite router. Any terminal components found to contain unauthorized software will result in the satellite terminal being immediately disconnected from the css satcom network which will result in the loss of connectivity for all users. The number of voip ports corresponds to the number of fxs ports available. Broadly vsat network as a whole consists of vsat terminals. A verysmallaperture terminal vsat is a twoway satellite ground station with a dish antenna that is smaller than 3. It makes use of already launced satellites to provide all these facilities. Vsat mainly consists of hub, satellite and remote vsats. Advanced vsat solutions software downloads comtech ef data.
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